CPU Comparison
Intel Core i9-14900K vs Intel Core i9-7980XE
A side-by-side comparison of specs, performance and value. The Intel Core i9-14900K is a 24-core (8P+16E), 32-thread high-end desktop processor built on Intel’s Raptor Lake Refresh architecture, offering up to 6.0 GHz turbo and 253 W maximum turbo power for gaming and heavy multi-threaded workloads.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Strong multi-threaded performance in content creation and professional workloads, trading blows with Ryzen 9 7950X while consuming more power.
Very strong multi-threaded throughput suited to content creation and scientific calculations.
Gaming
Very high gaming performance, typically a few percent faster than the i9-13900K, but still trailing Ryzen 7000X3D chips in many titles due to their large 3D V-Cache.
Playable at high frame rates in modern titles, but typically behind newer gaming-focused CPUs in single-threaded performance.
Virtualization
Capable for VMs and container workloads thanks to 24 cores and 32 threads, though power and heat must be managed carefully.
Plentiful cores and PCIe lanes make it excellent for running multiple VMs and storage/network add-ins.
Efficiency
Efficiency is poor compared to Ryzen 7000/9000 and Intel’s own Core Ultra series; you pay a significant power penalty for small performance gains over 13th-gen.
High power consumption relative to modern alternatives; efficiency lags newer platforms.
Specialized Performance
AI / ML
- CPU-based AI inference only; no dedicated NPU
- Suitable for small local LLMs and light AI workloads
- Not competitive with modern NPUs or GPUs for heavy AI
- No dedicated NPUs; relies on AVX-512 for vectorized inference
- Suitable for small-scale experimentation and older models on CPU
Content Creation
Gaming
- Single-thread performance near the top of the desktop stack
- Ryzen 7000X3D often leads in cache-sensitive titles
- Performance uplift vs 13900K is modest in most games
- Capable of high-refresh gaming when paired with strong GPUs
- Single-core performance is lower than contemporary gaming-focused CPUs
- Platform lacks upgrade path to newer CPUs
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- Very high single-thread performance
- Strong multi-threaded throughput for creators
- Up to 6.0 GHz boost with good cooling
- Supports both DDR4 and DDR5, lowering platform cost
- Drop-in upgrade for 12th/13th-gen Intel systems
- Unlocked multiplier for enthusiast tuning
Cons
- High power draw and heat under multi-core loads
- LGA1700 platform has no future CPU upgrade path
- Only modest performance gains over 13900K in many workloads
- Integrated UHD 770 graphics are very basic
- Requires premium motherboard VRM and strong cooling
Pros
- 18 cores and 36 threads for heavy parallel workloads
- 44 PCIe 3.0 lanes enable multiple GPUs and NVMe drives
- Quad-channel DDR4-2666 memory
- AVX-512 support for specialized workloads
- Unlocked multiplier for overclocking
- Strong multi-threaded performance in its era
Cons
- High power draw and thermal density
- No integrated graphics
- LGA2066/X299 platform effectively discontinued
- Lower per-core performance than newer generations
- DDR4-only memory support
Competitors & Alternatives
Intel Core i9-14900K
- AMD Ryzen 9 7950XRival
High-End Desktop / Creator
- AMD Ryzen 9 7950X3DRival
High-End Gaming / Creator
- Compare head-to-headIntel Core i9-13900KRival
High-End Desktop (previous gen)
- Intel Core Ultra 9 285KRival
Next-gen High-End Desktop
- AMD Ryzen 9 9950XRival
High-End Desktop (Ryzen 9000)
- Intel Core i7-14700KAlt
Often better value: 20 cores and 28 threads with slightly lower power, still excellent gaming and creator performance.
- Intel Core i5-14600KAlt
More budget-friendly option with very good gaming performance and lower power consumption.
- AMD Ryzen 7 7800X3DAlt
Best gaming efficiency in many titles; lower power and cost if you don’t need 24 cores.
Intel Core i9-7980XE
- AMD Ryzen Threadripper 1950XRival
Workstation
- AMD Ryzen Threadripper 1920XRival
Workstation
- AMD Ryzen Threadripper 2950XRival
Workstation
- AMD Ryzen 9 3950XRival
Creator
- Compare head-to-headIntel Core i9-9980XERival
Workstation
- AMD Ryzen Threadripper 2970WXAlt
Higher core counts for workstation workloads.
- AMD Ryzen 9 5950XAlt
Much higher efficiency and strong multi-core performance.
Newer X-series HEDT with refinements and more PCIe lanes.
Compare head-to-head- AMD Ryzen Threadripper Pro 3955WXAlt
Pro-grade platform with more memory channels and I/O.
Strong single- and multi-core performance on a current mainstream platform.
Compare head-to-head
Our Verdict on Each
A very fast high-end desktop CPU that delivers elite single-thread and strong multi-thread performance, but at the cost of high power draw, demanding cooling, and a socket with no upgrade path beyond this generation.
Best for: Enthusiasts who want the fastest possible Intel platform for a mix of high-refresh gaming and content creation, and who already own or are willing to buy robust cooling and a high-end Z690/Z790 motherboard.
Read the full reviewA flagship HEDT chip with massive multi-threaded throughput and abundant I/O, but high power draw and aging platform make it a specialist choice today.
Best for: Secondary workstation or used-market build needing lots of PCIe lanes and cores on a budget
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i9-14900K or Intel Core i9-7980XE?
Based on our editorial ratings, the Intel Core i9-14900K comes out ahead with a score of 8.2/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.
Which is faster for gaming, Intel Core i9-14900K or Intel Core i9-7980XE?
For gaming, the Intel Core i9-14900K leads with a gaming performance score of 88/100 among Intel Core i9-14900K and Intel Core i9-7980XE.
Which uses less power?
The Intel Core i9-14900K has the lowest rated TDP. Power draw across these chips: Intel Core i9-14900K (125 W), Intel Core i9-7980XE (165 W).
Do Intel Core i9-14900K and Intel Core i9-7980XE use the same socket?
No. They use different sockets (Intel Core i9-14900K: FCLGA1700 (LGA1700), Intel Core i9-7980XE: LGA2066), so each needs a compatible motherboard.
Which has more cores?
The Intel Core i9-14900K has the most cores. Core counts: Intel Core i9-14900K (24 cores), Intel Core i9-7980XE (18 cores).
Which is faster in multi-core benchmarks?
The Intel Core i9-14900K posts the highest multi-core benchmark score. Multi-core results: Intel Core i9-14900K (38,712). Benchmark figures are approximate and workload-dependent.