CPU Comparison
Intel Core i9-10940X vs Intel Core i9-10980XE
A side-by-side comparison of specs, performance and value. The Intel Core i9-10940X is a 14-core, 28-thread high-end desktop processor based on the Cascade Lake-X architecture, designed for creators, workstation users, and enthusiasts who need high core counts, quad-channel memory, and extensive PCIe connectivity on the LGA2066 platform.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- Intel Deep Learning Boost (AVX-512 VNNI) accelerates some CPU-based inference workloads.
- No dedicated AI hardware like modern NPUs; GPU offload is still preferred for large models.
- AVX-512 and DL Boost help with CPU-based inference and some AI workloads
- No dedicated AI accelerator; far slower than modern NPUs or GPUs for large models
Content Creation
Gaming
- Strong single-core and lightly-threaded performance due to good boost clocks.
- Capable of 144+ FPS in many titles at 1080p with a modern GPU.
- Newer gaming-focused CPUs often deliver better 1% lows and efficiency.
- High single-core boost up to 4.8 GHz helps in CPU-heavy titles
- PCIe 3.0 x16 is sufficient for current GPUs, but lacks PCIe 4.0/5.0 benefits
- Modern gaming CPUs often outperform it in latency-sensitive titles and 1% lows
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- 14 cores and 28 threads for heavily threaded workloads
- 48 PCIe 3.0 lanes for multi-GPU and NVMe setups
- Quad-channel DDR4-2933 with up to 256 GB support
- Unlocked multiplier with strong overclocking headroom
- AVX-512 and DL Boost for vectorized and AI inference tasks
- Excellent for virtualization and multi-VM environments
Cons
- High 165 W TDP and real-world power draw under load
- Older 14 nm process less efficient than 7 nm or 10 nm competitors
- No integrated graphics; requires a discrete GPU
- Discontinued platform with no future CPU upgrades
- X299 platform is mature but showing its age compared to newer chipsets
Pros
- 18 cores and 36 threads for heavily threaded workloads
- 48 PCIe 3.0 lanes for multi-GPU and NVMe configurations
- Quad-channel DDR4-2933 memory with up to 256 GB support
- Strong multi-threaded creator and workstation performance
- Unlocked multiplier for overclocking
- AVX-512 and DL Boost support for certain compute and AI workloads
Cons
- High power consumption and heat output for the performance level
- 14nm process is far behind modern nodes in efficiency and density
- No integrated graphics; requires discrete GPU
- Discontinued platform with no upgrade path beyond Cascade Lake-X
- PCIe 3.0 only, lacking PCIe 4.0/5.0 benefits of newer platforms
Competitors & Alternatives
Intel Core i9-10940X
- AMD Ryzen 9 3950XRival
High-End Desktop / Creator
- AMD Ryzen 9 3900XRival
High-End Desktop / Creator
- AMD Ryzen Threadripper 2920XRival
HEDT / Workstation
- Compare head-to-headIntel Core i9-10980XERival
HEDT / Workstation
- Compare head-to-headIntel Core i9-9940XRival
Previous-Gen HEDT
- Intel Core i7-14700KAlt
Modern platform with better gaming and efficiency; great for mixed gaming/creator use.
- AMD Ryzen 9 7900Alt
Much more efficient with strong multi-threaded performance on a current platform.
- AMD Ryzen Threadripper 3960XAlt
Far more cores and PCIe lanes for serious workstation workloads if budget allows.
Slightly cheaper 10-core X-Series alternative if you need fewer cores but still want X299 I/O.
Compare head-to-head
Intel Core i9-10980XE
- AMD Ryzen 9 3950XRival
High-End Desktop / Creator
- AMD Ryzen Threadripper 3960XRival
Workstation / HEDT
- AMD Ryzen Threadripper 3970XRival
Workstation / HEDT
- Compare head-to-headIntel Core i9-9980XERival
HEDT / Workstation
- Intel Xeon W-2295Rival
Workstation
- AMD Ryzen 9 7900Alt
More modern and efficient platform with DDR5 and PCIe 4.0, better for mixed gaming and creator workloads.
Much higher single-thread and gaming performance, plus modern platform features, though fewer PCIe lanes.
Compare head-to-head- AMD Ryzen 9 7950XAlt
Higher multi-threaded performance, better efficiency, and newer platform if you don’t need 48 PCIe lanes.
- Intel Xeon W-2400 seriesAlt
Modern workstation platform with DDR5 and PCIe 5.0 if you need many lanes and workstation reliability.
- AMD Ryzen Threadripper 7000 seriesAlt
True HEDT successor with more cores, PCIe 5.0, and quad-channel DDR5 for heavy workstation use.
Our Verdict on Each
A powerful HEDT CPU with strong multi-threaded performance and excellent I/O expansion, but its high power draw and aging platform make it mainly interesting for used builds or existing X299 users.
Best for: Used workstation or creator build on X299 where you already have a motherboard or can buy one cheap.
Read the full reviewStill a potent workstation and creator CPU thanks to its core count and expansion, but its 14nm process and high power draw make it hard to recommend over modern mainstream or HEDT alternatives unless bought cheap on the used market.
Best for: Used or heavily discounted workstation/creator build where you need many PCIe lanes and cores and already have an X299 motherboard.
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i9-10940X or Intel Core i9-10980XE?
Based on our editorial ratings, the Intel Core i9-10940X comes out ahead with a score of 8.4/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.
Do Intel Core i9-10940X and Intel Core i9-10980XE use the same socket?
Yes — all of these CPUs use the FCLGA2066 socket, so they share compatible motherboards.
Which has more cores?
The Intel Core i9-10980XE has the most cores. Core counts: Intel Core i9-10940X (14 cores), Intel Core i9-10980XE (18 cores).