X99 PR9-H White
3.9Editor score
Affordable Entry Level Option
Includes Pre Assembled I O Shield
Supports ECC Memory Modules
In this guide
Finding the right motherboard is crucial for any high performance computer build especially when working with legacy server processors. The Lga 3 X99 Motherboard category offers unique capabilities for workstations and budget enthusiasts alike.
We have analyzed ten distinct models based on their socket compatibility memory support expansion slots and overall build quality. Our comparison focuses on real world usability and technical specifications rather than marketing claims or promotional language.
Each pick highlights specific strengths such as dual cpu support or enhanced networking features. Please note that availability and pricing may fluctuate over time so verify details before purchasing your components.
Top 3 Picks for Best Lga 3 X99 Motherboard
ASUS X99-E WS/USB 3.1
4.1Editor score
Supports Quad GPU Configurations
Includes USB 3.1 Ports
Optimized Power Delivery System
MACHINIST X99 V9S
3.7Editor score
Triple NVME M.2 Slots
Six Phase Power Supply
Includes VRM Cooling Fan
Top 10 Best Lga 3 X99 Motherboard in 2026 Compared
The following table provides a side by side overview of key specifications for all ten models reviewed in this guide to help you quickly identify the board that fits your specific needs.
ProductsSpecificationsEditor scorePrice
Best Budget
MACHINIST X99 V9S
LGA 2011-3 Socket
4 Channel DDR4 Max 128GB
3x NVME M.2 Slots
6 Phase Power Supply
3.7Editor score
Editor's Choice
X99 PR9-H White
Micro ATX Form Factor
Dual Channel DDR4 Support
Realtek 8111H LAN
Solid Capacitor Design
3.9Editor score
Editor's Choice
ASUS X99-E WS/USB 3.1
Quad Way GPU Support
USB 3.1 Built In
Onboard M.2 x4
Q Code Logger Included
4.1Editor score
ASUS X99-A
X99 Express Chipset
OC Socket Technology
PCIe 3.0 M.2
Crystal Sound 2
3.9Editor score
X99 Dual CPU 8 Slots
Supports Dual CPU Configurations
8x DDR4 DIMM Slots
2x PCIe X16 Slots
RTL8111H Gigabit NIC
Tangxi X99 Gaming
Micro ATX Design
4 Channel DDR4 Slots
8 Layer PCB Material
6 Phase Power Supply
2.9Editor score
X99 Dual CPU 8 Slots (Ver2)
LGA 2011-3 Socket
8x DDR4 DIMM Slots
2x PCIe X16 Slots
Supports Dual CPU
2.4Editor score
Dual M.2 DDR3/4 Board
Dual M.2 NVME Slots
Supports DDR3 DDR4
Passive Chipset Heatsink
Ground Layer Optimized
X99 E5 V3 V4 Board
LGA 2011-3 Socket
E5 V3 V4 Support
NVME M.2 Slot
Micro ATX Form
E5 MR9A V1.0
Solid Power Supply
NVME M.2 Support
USB 3.0 Ports
Multiple Safety Protections
1. MACHINIST X99 V9S – Best Premium Value for Multi GPU
MACHINIST X99 V9S
Supports Xeon E5 V3 V4
3 NVME M.2 Slots
6 Phase Power Supply
Includes VRM Cooling Fan
This model stands out as a top contender for users seeking high performance on a budget. It supports a wide range of Xeon and Core i7 processors while offering robust expansion capabilities for storage and graphics.
Pros
- Triple M.2 NVME support
- Strong power delivery system
- Includes necessary cooling hardware
- Compatible with ECC RAM
- Affordable price point
Cons
- Manual not included in box
- Battery requires separate purchase
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The inclusion of three NVME M.2 slots is particularly impressive for this class of hardware allowing for fast storage arrays without needing PCIe adapters. The six phase power supply ensures stable power delivery to demanding processors.
While the board lacks a printed manual and requires a separate CR2032 battery purchase these are minor inconveniences given the extensive feature set. Users should verify RAM compatibility as desktop and server memory cannot be mixed.
This board is ideal for workstation builders who need multiple GPU slots or fast storage interfaces without breaking the bank. The included VRM fan helps maintain thermal stability under heavy loads.
Expanded Storage Capabilities
Three NVME M.2 slots allow for RAID configurations or separate boot and storage drives without occupying PCIe slots.
Robust Power Design
The 6 phase power supply with dedicated VRM cooling ensures stable operation even when overclocking high core count Xeon processors.
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2. X99 PR9-H White – Best Budget Option for Entry Builds
X99 PR9-H White
Micro ATX Form Factor
Realtek 8111H LAN
NVME M.2 Slot Support
Pre Assembled I/O Shield
For those building a cost effective workstation this white board offers excellent value. The Micro ATX form factor saves case space while still supporting powerful Xeon processors and substantial memory capacities.
Pros
- Very affordable pricing
- Includes I/O shield and cooler bracket
- Supports ECC RECC memory
- Compact Micro ATX design
- High quality audio codec
Cons
- Manual requires online request
- Battery not included
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The board includes essential accessories like the I/O shield and cooler bracket which simplifies the build process. Realtek audio and LAN components ensure reliable connectivity and decent sound quality for general use.
Users must be prepared to download the manual from the manufacturer if needed. The lack of a included battery is standard for this price range but requires an extra step during assembly.
This model is perfect for budget conscious users who need ECC memory support and a clean aesthetic. The 24+8 pin power connector ensures stable power for long term server or workstation use.
Ease of Assembly
Pre-assembled I/O shields and included cooler brackets reduce the risk of lost parts and simplify the initial build process significantly.
Server Grade Compatibility
Support for ECC and RECC memory allows for error correction which is vital for data integrity in server environments.
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3. ASUS X99-E WS/USB 3.1 – Editor's Choice for Workstation
ASUS X99-E WS/USB 3.1
Quad Way GPU Support
USB 3.1 Ports
Onboard M.2 x4
Q Code Logger Included
This ASUS workstation board is a powerhouse for multi GPU environments. The quad way PCIe support is ideal for rendering farms or deep learning setups that require multiple graphics cards.
Pros
- Supports 4 GPU configurations
- High speed USB 3.1
- Professional maintenance tools
- Robust power efficiency
- Thunderbolt II expansion support
Cons
- Larger EATX footprint
- Higher price than generic boards
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Built in USB 3.1 provides faster data transfer for external storage compared to older USB 3.0 ports. The Q Code logger helps diagnose boot issues quickly which saves time during development.
While it costs more than generic alternatives the reliability and feature set justify the investment for professional users. The board supports Thunderbolt II cards for high speed peripheral connections.
Ideal for creative professionals needing maximum expansion potential this board delivers stability and speed. The optimized circuit layouts ensure efficient power usage even under heavy computational loads.
Multi GPU Capability
Four PCIe Gen3 x16 links allow for SLI or CrossFire configurations maximizing graphical processing power for intensive tasks.
Diagnostic Tools
Onboard LED displays and loggers help identify hardware failures quickly without needing external diagnostic tools.
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4. ASUS X99-A – Balanced Performance for Gaming
ASUS X99-A
Intel X99 Express Chipset
OC Socket Technology
M.2 PCIe 3.0 x4
Crystal Sound 2 Audio
The X99-A is a classic choice for gamers using legacy high end processors. The OC Socket technology helps extract extra performance from i7 processors by allowing higher voltage stability.
Pros
- OC Socket boosts CPU speed
- Integrated SATA Express support
- Crystal Sound 2 audio
- 5 Way Optimization software
- Solid ATX form factor
Cons
- Less than modern standards
- No USB 3.1 on board
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Sound quality is enhanced by the Crystal Sound 2 codec which reduces noise and improves clarity. The 5 Way Optimization feature simplifies tuning for cooling and power management.
While it lacks some newer connectivity standards the core performance remains strong. The ATX size fits most mid tower cases and offers sufficient expansion for dual GPU setups.
This board suits users who want proven reliability and decent audio without the workstation price tag. It remains a solid option for budget high performance gaming builds using older CPUs.
Overclocking Support
The OC Socket allows for higher voltage delivery and stability helping users push their processors beyond stock speeds.
Integrated Audio Quality
Crystal Sound 2 provides a dedicated audio circuit path that minimizes electrical interference for clearer sound.
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5. X99 Dual CPU Board – Maximum RAM Capacity
X99 Dual CPU 8 Slots
Supports Dual CPU Setup
8x DDR4 DIMM Slots
RTL8111H Gigabit
2x PCIe X16 Slots
This board is designed for users needing maximum RAM capacity through dual processor support. The eight DIMM slots allow for significant memory expansion which is essential for virtualization or large datasets.
Pros
- Eight memory slots total
- Dual processor capability
- Integrated sound chip
- Multiple SATA interfaces
- Affordable for dual socket
Cons
- No rating data available
- Limited PCIe bandwidth share
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Integrated gigabit networking and sound chips cover basic needs without extra add on cards. The layout supports two CPUs which doubles the core count potential for heavy multithreaded tasks.
Without customer rating data it is hard to gauge long term reliability but the specs are robust. Users should ensure they have compatible dual socket CPUs and sufficient cooling for two processors.
Choose this model if you need to fill 256GB of RAM on a single motherboard. It offers a rare combination of high memory capacity and dual CPU support at an accessible price.
High Memory Capacity
Eight DDR4 slots allow for substantial RAM configurations suitable for running multiple virtual machines simultaneously.
Dual Socket Support
Supporting two Xeon processors provides extreme multi-core power for rendering and scientific computing applications.
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6. Tangxi X99 Gaming – Stable Design for Heavy Loads
Tangxi X99 Gaming
8 Layer PCB Material
4 Channel DDR4 Slots
24+8 Pin Power
Solid Capacitor Design
Tangxi focuses on stability with an 8 layer PCB and solid capacitors. This construction helps maintain signal integrity and power stability even under heavy workloads typical of Xeon processors.
Pros
- 8 layer PCB durability
- Solid capacitor build quality
- High frequency RAM support
- Includes NVME NGFF slot
- Full sound interface
Cons
- Lower user rating average
- Gaming branding on server board
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The board supports DDR4 frequencies up to 3200MHz which helps memory intensive applications. The power connector design reduces bending risks ensuring reliable contact during transport or use.
While ratings suggest some users face challenges the build materials are superior to basic 4 layer boards. Users should check BIOS updates for compatibility with specific CPU models.
This model is good for those prioritizing build quality over brand name. The Micro ATX layout fits smaller cases while still offering robust power delivery and expansion options.
Enhanced PCB Layers
Eight layers of PCB material reduce interference and improve stability for high speed memory and data transfers.
Power Stability
The 24+8 pin connector ensures stable power delivery reducing the risk of voltage drops during CPU spikes.
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7. X99 Dual CPU 8 Slots – Memory Flexibility
X99 Dual CPU 8 Slots (Ver2)
Supports Dual CPU Configurations
8x DDR4 DIMM Slots
6x SATA3.0 Interface
2x USB3.0 Header
Similar to the previous dual CPU variant this board offers extensive memory and storage options. The eight DIMM slots support large capacities needed for enterprise or heavy workstation tasks.
Pros
- Dual CPU support
- High memory limit
- Six SATA ports available
- USB 3.0 headers included
- Audio integration included
Cons
- Lower user satisfaction ratings
- No specific model details
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Six SATA ports provide ample connection space for multiple hard drives or optical drives. The USB 3.0 headers allow for fast front panel connections in compatible cases.
Customer feedback suggests some issues with boot reliability so testing compatibility with specific RAM kits is advised. The design focuses on raw capacity rather than aesthetics or gaming features.
This board is suitable for users needing maximum storage connectivity alongside dual CPU power. It serves well as a backend node for virtualization servers requiring high memory throughput.
Storage Connectivity
Six SATA 3.0 ports enable connection of multiple storage devices without needing PCIe expansion cards.
High Memory Capacity
Eight slots allow for massive RAM configurations essential for handling large datasets or virtualization tasks.
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8. Dual M.2 DDR3/4 Board – Memory Type Flexibility
Dual M.2 DDR3/4 Board
Dual M.2 NVME Slots
DDR3 DDR4 Support
Passive Chipset Heatsink
Ground Layer Optimized
This board offers unique flexibility by supporting both DDR3 and DDR4 memory types. This allows users to reuse older memory modules or choose newer faster DDR4 RAM based on budget.
Pros
- Supports DDR3 DDR4 memory
- Two M.2 NVME slots
- Optimized ground layers
- Passive chipset cooling
- High quality material build
Cons
- No user rating data
- No specific model identifier
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The dual M.2 NVME slots enable fast storage setups directly on the motherboard. Optimized ground layers help maintain signal integrity which is crucial for overclocking and system stability.
Passive cooling for the chipset reduces noise and moving parts. The build uses high quality materials to ensure durability during long term daily use in professional environments.
Ideal for users transitioning from DDR3 systems this board minimizes the need for immediate memory upgrades. It offers a practical path for modernizing storage and memory without full system replacement.
Memory Compatibility
Supporting both DDR3 and DDR4 allows for cost effective upgrades using existing memory or newer standards as needed.
High Speed Storage
Dual NVME slots provide rapid data access speeds essential for video editing and database management tasks.
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9. X99 E5 V3 V4 Board – Compact Storage Focus
X99 E5 V3 V4 Board
Micro ATX Form Factor
E5 V3 V4 CPU Support
NVME M.2 Slot
PCIe 3.0 16X
This model combines compact size with essential features for Xeon systems. The Micro ATX form factor fits smaller cases while still offering modern storage and PCIe capabilities.
Pros
- Compact Micro ATX size
- Supports E5 V3 V4
- Includes NVME M.2
- High speed PCIe slots
- SATA connectivity
Cons
- Limited product details
- No customer reviews
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It supports the popular Xeon E5 V3 V4 series ensuring compatibility with widely available server CPUs. The NVME M.2 slot provides a fast boot drive option for the system.
PCIe 3.0 16X slots allow for strong GPU performance. The layout is straightforward making it easy to install standard components without complex routing requirements.
Suitable for tight spaces where performance is still required this board balances size and function. It serves well for home labs or compact workstation builds.
Compact Form Factor
Micro ATX design allows the board to fit in smaller cases reducing overall footprint while maintaining functionality.
Modern Storage Support
NVME M.2 slot allows for high speed storage integration which significantly reduces boot times.
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10. E5 MR9A V1.0 – Reliable Safety Protections
E5 MR9A V1.0
Solid Power Supply
NVME M.2 Slot
Multiple Safety Protections
USB 3.0 Support
This board emphasizes stability with solid power supply cooling and multiple safety protections. These features help protect components from power fluctuations and thermal issues during operation.
Pros
- Solid power supply cooling
- High frequency memory support
- Strong storage expandability
- Complete external interfaces
- Multiple safety protections
Cons
- Limited brand recognition
- No specific ratings available
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Support for high frequency memory ensures smooth multitasking and efficient data processing. The NVME M.2 slot allows for fast storage expansion which is beneficial for large file projects.
The complete external interfaces ensure wide compatibility with various peripherals. This makes it suitable for office and gaming setups alike without needing extra dongles or hubs.
Ideal for users prioritizing system stability and safety this board provides a reliable foundation. The ATX form factor ensures it fits in most standard desktop cases easily.
System Safety Features
Multiple safety protections prevent damage from power surges or overheating extending the lifespan of connected hardware.
High Frequency RAM
Support for high frequency memory helps in multitasking and rendering tasks requiring fast memory throughput.
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Buying Guide – How to Choose the Best Lga 3 X99 Motherboard
Selecting the right motherboard requires understanding your CPU RAM and expansion needs to ensure compatibility and performance.
Socket Compatibility
Ensure the motherboard supports the LGA 2011-3 socket specifically. Check that it lists support for your exact CPU model such as E5 V3 or V4 processors or i7 5th/6th gen models.
Verify the CPU list provided by the manufacturer to avoid mismatched hardware that could lead to boot failure.
Memory Support
Check if the board supports DDR4 and whether it accepts ECC RECC or Non-ECC modules. Some boards allow mixing while others require consistent memory types for stability.
Consider the total RAM capacity supported by the number of slots. Dual socket boards often support higher memory limits than single CPU models.
Storage Interfaces
Look for NVME M.2 slots if you need fast storage speeds. Some boards offer multiple slots allowing for RAID configurations or separate boot and storage drives.
Also consider the number of SATA ports for traditional hard drives. Six ports provide flexibility for large storage arrays without needing extra cards.
Power Supply
A solid power delivery system is critical for high core count CPUs. Boards with multiple pin connectors like 24+8 pin ensure stable voltage under load.
Check for VRM cooling features. Active fans or heavy heatsinks help maintain thermal stability during heavy usage or overclocking.
Expansion Slots
Determine the number of PCIe slots needed for your GPUs or other expansion cards. Some boards support up to four GPUs while others offer limited slots.
Verify the lane configuration of each slot. Some slots may share bandwidth which impacts performance when multiple cards are installed.
Connectivity Ports
Review the rear I/O panel for USB and network ports. USB 3.0 or 3.1 ports are useful for fast external transfers and older USB 2.0 for legacy devices.
Gigabit LAN is standard but check for additional network controllers if you need specialized networking features for server use.
Form Factor
Choose between ATX and Micro ATX based on your case size. Micro ATX boards fit in smaller cases but may offer fewer expansion slots than standard ATX.
Ensure the case supports the chosen board size to avoid mounting issues during assembly.
Manufacturer Support
Check if the vendor provides drivers and BIOS updates. Reliable support ensures your system remains secure and compatible with new hardware.
Review user feedback regarding build quality and customer service to gauge long term reliability.
How to Use and Care for Your Lga 3 X99 Motherboard
Before installing components ensure the motherboard is placed on a non conductive surface. Remove static by touching a grounded metal object to prevent damage to sensitive electronics.
When installing RAM align the notch on the module with the slot and press firmly until the side clips lock. Ensure all four channels are populated symmetrically for optimal performance.
Keep the motherboard clean by blowing dust from heatsinks and fans using compressed air. Check all power cables periodically to ensure tight connections and secure the case properly.
Frequently Asked Questions
What CPUs are supported by Lga 3 X99 Motherboards?
These boards typically support Intel Xeon E5 V3 and V4 series processors along with Core i7 5th and 6th generation CPUs. Always check the specific manufacturer list for compatibility as some models may not support desktop i7s with ECC memory.
Can I mix DDR3 and DDR4 memory?
Generally no most Lga 3 X99 boards require DDR4 memory only. A few specific models support both types but usually not simultaneously. Mixing types will likely result in boot failure so use consistent RAM modules.
Do these motherboards support NVME storage?
Many modern versions include NVME M.2 slots for fast SSDs. However older or budget models may lack this feature so verify the specs for M.2 presence before purchasing if speed is a priority.
Why do some boards require a separate battery?
Manufacturers often ship boards without the CMOS battery to reduce shipping weight and costs. You must purchase a CR2032 battery separately to maintain BIOS settings when power is disconnected.
Is a printed manual included with the board?
Most generic and budget boards omit printed manuals. You will typically need to download the PDF from the manufacturer website or contact support via Amazon to get the documentation.
Can I run two CPUs on a single board?
Only dual socket models support two CPUs. Standard single socket boards will not work with a second CPU installed. Check the product description for dual CPU support explicitly.
Final Thoughts on Choosing the Best Lga 3 X99 Motherboard
The top picks cover a range of needs from budget builds to multi GPU workstations. Each model offers unique strengths in power delivery memory support or storage connectivity.
Prioritize features that match your workload such as ECC memory for servers or NVME slots for fast data access. Stability should always take precedence over extra ports if reliability is key.
Prices and availability may change so verify the latest specs and reviews before finalizing your purchase. Always ensure CPU and RAM compatibility to avoid unnecessary returns.