X99 PR9-H White
3.9Editor score
LGA 2011-v3 Socket
128GB DDR4 Support
M.2 NVME Slot
In this guide
Choosing the right motherboard is crucial for building a reliable workstation or server. The Lga 3 X99 Motherboard offers robust support for high-core count processors and extensive memory options for demanding tasks.
We evaluated ten top models based on their socket compatibility, expansion slots, and build quality. Our comparison highlights key differences in power delivery, connectivity, and overall stability for various use cases.
Each pick includes detailed specs and pros to help you decide quickly. Remember that stock and pricing fluctuate often so verify current availability before making your final purchase decision today.
Top 3 Picks for Best Lga 3 X99 Motherboard
ASUS X99-A
3.9Editor score
Intel X99 Express Chipset
ASUS OC Socket Technology
Dual Intelligent Processors 5
ASUS X99-E WS
4.1Editor score
4-Way PCIe Gen3 x16
USB 3.1 Built-in
ASUS Q Code Logger
Top 10 Best Lga 3 X99 Motherboard in 2026 Compared
This side-by-side table summarizes the core specifications of all ten models to help you compare socket types, memory limits, and expansion capabilities at a glance.
ProductsSpecificationsEditor scorePrice
Best Budget
MACHINIST X99 V9S
LGA 2011-3 Socket
128GB DDR4 Max
3x M.2 NVME
ATX Form Factor
3.7Editor score
Editor's Choice
X99 PR9-H White
LGA 2011-v3 Socket
128GB DDR4 Max
M.2 NVME Slot
M-ATX Form Factor
3.9Editor score
Best Premium
ASUS X99-E WS
LGA 2011-3 Socket
4-Way SLI Support
USB 3.1
EATX Form Factor
4.1Editor score
ASUS X99-A
LGA 2011-v3 Socket
3000MHz DDR4
PCIe 3.0 M.2
ATX Form Factor
3.9Editor score
Dual CPU X99 490710
Dual CPU Support
256GB DDR4 Max
8x DIMM Slots
RTL8111H LAN
Tangxi X99 Gaming
LGA 2011-3 Socket
128GB DDR4 Max
M.2 NVME Support
M-ATX Form Factor
2.9Editor score
Dual CPU X99 Generic
Dual CPU Support
8x DDR4 Slots
6 Channel Audio
RTL8111H LAN
2.4Editor score
Generic DDR3 DDR4 X99
LGA 2011-3 Socket
DDR3 DDR4 Support
Dual M.2 Slots
Comprehensive Thermal Design
Generic X99 M-ATX
LGA 2011-3 Socket
NVME M.2 Slot
16X SATA Support
M-ATX Form Factor
E5 MR9A V1.0
LGA 2011-3 Socket
NVME M.2 Slot
USB 3.0
ATX Form Factor
1. ASUS X99-A – Best Overall X99 Platform Value
ASUS X99-A
LGA 2011-v3 Socket
ASUS OC Socket
Dual Intelligent Processors 5
PCIe 3.0 M.2
The ASUS X99-A stands out as a reliable choice for workstation builds needing high core counts. It supports Intel Xeon E5 and Core i7 processors effectively while offering stable power delivery for demanding tasks.
Pros
- Robust power delivery
- Excellent BIOS features
- Great connectivity options
- Reliable ASUS build quality
Cons
- Higher price than budget options
- Limited RGB lighting
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Its Dual Intelligent Processors 5 technology simplifies overclocking and thermal management significantly. The PCIe 3.0 M.2 slot ensures fast storage speeds without sacrificing other expansion slots for GPUs or capture cards.
While it costs more than generic boards the improved reliability and BIOS features justify the price. Users report fewer compatibility issues with server RAM compared to cheaper alternatives found on the market.
This board is ideal for professionals building render nodes or virtualization hosts. Its balance of features and stability makes it a top recommendation for those needing long term reliability.
Enhanced Power Delivery
The VRM design ensures stable power even under heavy multi-threaded loads typical of video editing or 3D rendering work.
Storage Flexibility
Onboard M.2 support allows booting from NVME drives while maintaining full SATA capacity for mass storage arrays.
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2. X99 PR9-H White – Best Budget X99 Motherboard
X99 PR9-H White
LGA 2011-v3 Socket
128GB DDR4 Support
M.2 NVME Slot
M-ATX Form Factor
The X99 PR9-H White offers an accessible entry point for those wanting X99 capabilities without spending a fortune. It supports both desktop and server processors with a clean white aesthetic that fits modern cases well.
Pros
- Very affordable price point
- Compact M-ATX design
- Supports ECC RAM
- Includes I/O shield
Cons
- Basic VRM cooling
- Limited PCIe lanes
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It includes essential features like a fast M.2 NVME slot and support for up to 128GB of DDR4 memory. The Realtek LAN and audio codecs provide decent performance for general office and light gaming use.
Build quality is basic with fewer robust capacitors than premium boards. This may affect longevity under constant 24/7 server loads but works fine for occasional workstation use or home labs.
Budget builders looking for a cost-effective way to use Xeon E5 processors should consider this model. It provides the core functionality needed for multi-threaded tasks at a fraction of the cost.
Space Saving Design
The Micro ATX footprint allows fitting into smaller cases while still supporting powerful quad channel memory configurations.
Server Memory Support
Compatibility with ECC and RECC memory makes it suitable for stability-critical tasks like database hosting or virtualization.
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3. ASUS X99-E WS – Best Premium X99 Workstation Board
ASUS X99-E WS
LGA 2011-3 Socket
4-Way SLI Support
USB 3.1
EATX Form Factor
The ASUS X99-E WS is designed for serious professionals needing maximum expandability and multi-GPU capabilities. Its EATX form factor accommodates extensive cooling and expansion requirements for high-end rendering workstations.
Pros
- Multi-GPU support out of box
- Thunderbolt II ready
- Advanced diagnostics tools
- Robust power phases
Cons
- Requires large EATX case
- Higher price tag
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With 4-Way PCIe Gen3 x16 links it supports multiple GPUs for SLI or CrossFireX setups effortlessly. USB 3.1 provides faster external data transfer which is vital for external storage arrays used in media production.
Diagnostic tools like Q Code Logger help troubleshoot hardware issues quickly during intensive builds. This level of engineering ensures stability when pushing processors to their thermal limits for long rendering sessions.
For studios or power users needing top-tier reliability this board is unmatched in the X99 lineup. It justifies its premium price with features that directly enhance productivity and system longevity.
Multi-GPU Scalability
Four full x16 slots allow professional GPU configurations for compute tasks or multi-display output without performance loss.
Fast Connectivity
USB 3.1 support ensures your external drives and peripherals run at maximum speeds for efficient workflow management.
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4. MACHINIST X99 V9S – Solid Mid Range Option
MACHINIST X99 V9S
LGA 2011-3 Socket
3x M.2 NVME
6-phase VRM Cooling
M-ATX Form Factor
The MACHINIST X99 V9S offers a unique mix of features with three M.2 slots for high-speed storage. This makes it attractive for users needing multiple NVME drives without expanding via PCIe adapters.
Pros
- Three M.2 slots available
- Decent VRM cooling
- WiFi M.2 support
- Good value for features
Cons
- Manual not included
- Battery not included
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It supports both Xeon and Core i7 processors with a robust 6-phase power supply. The included VRM cooling fan helps maintain temperatures during sustained workloads which is often overlooked in budget boards.
Missing accessories like the CMOS battery and manual require extra steps before first boot. However the functional specifications deliver solid performance for mixed media and development environments on a budget.
Users prioritizing storage speed and expansion should look at this model closely. It balances cost and capability effectively for those who need more than a single M.2 drive.
Storage Expansion
Triple M.2 NVME slots allow direct connection of multiple high-speed SSDs for RAID arrays or separate workspace drives.
Thermal Management
Active cooling on the VRM helps sustain boost clocks during long compilations or rendering tasks without thermal throttling.
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5. Dual CPU X99 490710 – Best Dual CPU Support
Dual CPU X99 490710
Dual CPU Support
256GB DDR4 Max
8x DIMM Slots
2x PCIe X16
This motherboard stands out by supporting dual Xeon E5 processors for extreme multi-threading performance. It is designed for server-like workloads where processing power is the primary concern over compact size.
Pros
- Supports two Xeon CPUs
- Massive memory capacity
- Multiple PCIe lanes
- Stable network interface
Cons
- Large form factor
- Complex BIOS setup
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With eight DIMM slots it supports up to 256GB of RAM which is vital for virtualization or large database work. The dual PCIe X16 slots allow for dedicated GPUs or RAID cards without bandwidth contention.
Setup requires careful attention to dual CPU cooling and power connections. It is not ideal for typical gaming builds but serves well for high-end home servers or rendering farms.
Professionals needing maximum core counts without enterprise server pricing will find this board valuable. It offers a rare dual socket capability in an affordable form factor for hobbyists.
Extreme Processing Power
Running two E5 processors doubles the available cores for parallel processing tasks in scientific or rendering workflows.
Maximum RAM
256GB memory capacity ensures you can run dozens of virtual machines simultaneously without swapping to disk.
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6. Tangxi X99 Gaming – Best for Budget Gamers
Tangxi X99 Gaming
LGA 2011-3 Socket
4-Channel DDR4
M.2 NVME Support
8-Layer PCB
The Tangxi X99 Gaming board markets itself as a budget option for gamers using older Xeon or Core i7 chips. It emphasizes quad channel memory which offers higher bandwidth than dual channel equivalents.
Pros
- Quad channel memory support
- Solid 8-layer PCB
- Supports E5 V3 V4
- Good audio integration
Cons
- Lower user ratings
- BIOS can be buggy
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Its 8-layer PCB design is claimed to improve stability and signal quality for high-speed memory operations. The board includes necessary modern connectivity like M.2 NVME for fast game loading times.
Reviews suggest mixed consistency in BIOS features and initial boot reliability. Users should be prepared to update firmware or troubleshoot initial compatibility issues to get optimal performance.
For those strictly on a budget who still want quad channel memory this is a viable choice. It delivers high performance for the price but requires patience during setup.
Memory Bandwidth
Quad channel architecture provides extra memory throughput beneficial for CPU-bound games or heavy multitasking workloads.
PCB Quality
An 8-layer board helps maintain electrical stability under load reducing noise and improving overall system reliability.
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7. Dual CPU X99 Generic – High Capacity Option
Dual CPU X99 Generic
Dual CPU Support
8x DDR4 Slots
6x SATA Ports
RTL8111H LAN
Another dual CPU option focuses on capacity with support for massive amounts of RAM and storage. It is tailored for users needing a robust platform for virtualization or heavy data processing tasks.
Pros
- Supports dual sockets
- Ample storage ports
- High memory capacity
- Affordable for features
Cons
- Lower stability ratings
- Minimal cooling options
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The inclusion of six SATA ports ensures plenty of room for traditional hard drives. This complements the dual CPU support to create a powerful data center environment in a compact chassis.
Quality control can vary leading to lower user satisfaction regarding stability. It is best suited for users who understand how to troubleshoot hardware issues when they arise.
If your primary goal is core count and RAM capacity this model delivers value. It is a functional solution for specific heavy-duty tasks at a low cost.
Storage Expansion
Six SATA ports allow connecting multiple hard drives for large storage pools without needing additional controllers.
Virtualization Ready
With dual CPUs and massive RAM the system can host multiple virtual machines simultaneously for testing or production.
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8. Generic DDR3 DDR4 X99 – Best Memory Flexibility
Generic DDR3 DDR4 X99
LGA 2011-3 Socket
DDR3 DDR4 Support
Dual M.2 Slots
High Frequency Memory
This motherboard stands out by supporting both DDR3 and DDR4 memory. This allows users to reuse existing DDR3 RAM from older platforms or upgrade to faster DDR4 modules as budget permits.
Pros
- Supports both DDR3 and DDR4
- Dual M.2 NVME
- Optimized power design
- Passive thermal design
Cons
- Limited documentation
- Unknown chipset origin
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It features dual M.2 NVME slots for modern storage speeds and optimized power layouts to handle high-core CPUs. The passive thermal design reduces noise which is beneficial for quiet workstation environments.
Users must verify compatibility with their specific CPU model as older chips may not support DDR4 speeds. However the flexibility to use cheaper memory makes it an interesting choice for upgrades.
If you have spare DDR3 sticks or want a low-noise setup this board is worth considering. It bridges the gap between legacy and modern memory standards effectively.
Memory Compatibility
Dual memory support allows cost savings by using older DDR3 modules while keeping DDR4 ready for future upgrades.
Noise Reduction
Passive thermal design helps keep the system quiet during operation which is useful for home office setups.
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9. Generic X99 M-ATX – Simple Compact Choice
Generic X99 M-ATX
LGA 2011-3 Socket
NVME M.2 Slot
16x SATA Support
M-ATX Form Factor
This compact M-ATX board provides a straightforward way to build a workstation without excessive size. It includes essential modern features like NVME support and standard SATA connections for storage needs.
Pros
- Compact M-ATX size
- NVME support
- Basic SATA connectivity
- Affordable entry level
Cons
- Limited documentation
- Basic VRM design
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The 16x SATA support indicates high potential for storage expansion depending on exact BIOS limitations. It is designed for users who need a simple and functional board for data storage or general use.
Basic power design limits its suitability for overclocking or heavy sustained loads. It is best used with lower power CPUs or where stability is prioritized over raw performance.
For small form factor builds requiring Xeon compatibility this is a viable option. It balances size and function well for storage servers or home labs.
Small Footprint
The M-ATX size fits in smaller cases while still supporting powerful quad channel memory configurations for workstations.
Storage Focus
Multiple SATA ports make it ideal for storage servers where capacity and redundancy are more important than speed.
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10. E5 MR9A V1.0 – Stable Entry Level
E5 MR9A V1.0
LGA 2011-3 Socket
NVME M.2 Slot
USB 3.0 Support
Stable Cooling
The E5 MR9A V1.0 focuses on stability and essential modern features. It supports standard USB 3.0 and NVME storage which helps keep the system responsive during daily tasks.
Pros
- Stable under load
- Modern USB 3.0
- NVME support
- Low cost
Cons
- Minimal features
- Limited documentation
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Solid power and cooling design ensures low temperatures even under full load. This makes it a reliable choice for office or workstation use where consistent operation is key.
It lacks advanced features like extensive RGB or overclocking options. This simplicity helps keep the price low and reduces potential points of failure for general use.
If you want a dependable board for basic tasks this model is sufficient. It offers necessary functionality without unnecessary complexity or high cost.
Consistent Operation
Solid power delivery ensures the board handles daily office and multitasking workloads without thermal issues or instability.
Modern Connectivity
USB 3.0 support allows fast connection of external drives and peripherals for efficient data transfer.
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Buying Guide – How to Choose the Best Lga 3 X99 Motherboard
Choosing the right X99 motherboard requires understanding specific needs like memory capacity and CPU compatibility. This guide breaks down key factors to help you select the best board.
CPU Compatibility
Ensure the board explicitly supports your chosen CPU. LGA 2011-3 boards usually support Xeon E5 V3 and V4 series as well as Core i7 5th and 6th gen. Some budget boards may require specific BIOS updates for newer CPUs.
Check manufacturer compatibility lists to avoid boot issues.
Memory Support
X99 platforms support Quad Channel DDR4. Verify if the board supports ECC or RECC memory which is vital for server stability. Also check maximum capacity limits which can range from 64GB to 256GB.
ECC support is essential for critical data tasks.
Expansion Slots
Consider how many GPUs or PCIe cards you need. High-end boards offer more x16 slots or split lanes properly. Budget boards often limit you to one GPU or shared bandwidth.
Choose a board that matches your expansion needs.
Storage Options
Look for M.2 NVME slots for fast boot drives. SATA port count matters for mass storage. Some boards offer multiple M.2 slots which is rare in budget segments.
Prioritize M.2 availability for speed.
Power Delivery
VRM quality affects system stability under load. Six-phase or more power delivery is recommended for high-end CPUs. Look for heatsinks or active cooling on VRMs.
Better cooling prevents thermal throttling.
Form Factor
Decide between ATX or M-ATX based on case size. ATX offers more ports and expansion. M-ATX saves space but may limit slot count.
Measure your case before buying.
Network and Audio
Gigabit LAN is standard but check for specific chipsets like Realtek. Audio codecs vary in quality. Workstations may not need high-end audio but gamers might.
Select based on your peripheral needs.
Documentation and Support
Brand boards usually include manuals and better BIOS support. Generic boards might lack guides. Ensure you can access firmware updates for compatibility.
Support matters for troubleshooting.
How to Use and Care for Your Lga 3 X99 Motherboard
Install the board into a case that matches the form factor. Use proper standoffs to prevent short circuits. Secure the I/O shield firmly before placing the board in the case.
Connect the power cables correctly. X99 boards often use 8-pin CPU power and 24-pin main power. Ensure all connections are snug to prevent power loss issues.
Regularly update BIOS and drivers for stability. Keep the system cool to extend component life. Dust the heatsinks and fans periodically to maintain optimal airflow.
Frequently Asked Questions
Does the X99 motherboard support Intel Core i7 processors?
Yes, most X99 motherboards support Core i7 5th and 6th generation processors like the 5960X. However always check the specific compatibility list for BIOS requirements.
Can I use ECC RAM on these boards?
Most X99 boards support ECC and RECC memory which is excellent for stability. Ensure your CPU also supports ECC features to fully utilize this capability.
Are these boards good for gaming?
While designed for workstations they handle gaming well due to high core counts. However budget boards might lack gaming specific features like advanced audio.
What is the maximum RAM capacity supported?
Capacity varies by model. Standard boards support up to 128GB while dual CPU models can reach 256GB. Verify slot count and memory type before purchasing.
Do these boards support NVME SSDs?
Most modern X99 boards include at least one M.2 NVME slot for fast storage. Check the specific model specs to confirm slot count and PCIe speed.
Is a BIOS update required for newer CPUs?
Often yes. X99 chips sometimes need BIOS updates to recognize later CPUs like E5 V4. Check the manufacturer site for firmware before installation.
Final Thoughts on Choosing the Best Lga 3 X99 Motherboard
The ASUS X99-A and PR9-H White offer the best balance of value and features for most users. They cover essential needs like DDR4 support and M.2 NVME effectively.
Prioritize VRM quality and memory compatibility when selecting a board. Workstation tasks require stability that cheap boards might not provide over long periods.
Always check current pricing and stock before buying. These products fluctuate in availability so verify the latest details on the retailer site.