CPU Comparison
Intel Core i7-9800X vs Intel Core i9-10920X
A side-by-side comparison of specs, performance and value. The Intel Core i7-9800X is an 8-core, 16-thread high-end desktop processor based on the Skylake-X refresh, designed for content creators and enthusiasts who need quad-channel memory and substantial PCIe connectivity on the LGA2066 platform.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- No dedicated AI or deep learning acceleration hardware.
- Suitable for CPU-based inference and light experimentation only.
- Includes Intel DL Boost (AVX-512 VNNI) for some AI inference workloads, but no large integrated NPU or modern AI accelerators.
- Suitable for CPU-based inference and experimentation, not for serious training or modern AI-accelerated workflows.
Content Creation
Gaming
- Strong single-core clocks up to 4.5 GHz help gaming performance.
- Quad-channel memory can benefit some CPU-limited titles.
- Modern gaming-optimized CPUs often surpass it in 1% low fps and efficiency.
- Capable of high-refresh-rate gaming when paired with a modern GPU.
- Strong single-threaded turbo up to 4.8 GHz helps in CPU-heavy titles.
- Newer gaming-focused CPUs often surpass it in 1% low frame rates and power efficiency.
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- 8 cores and 16 threads handle multi-threaded workloads well
- 44 PCIe 3.0 lanes for multi-GPU and NVMe setups
- Quad-channel DDR4-2666 with 128 GB capacity
- Unlocked multiplier for flexible overclocking
- Solder TIM for improved thermals under load
- AVX-512 support for floating-point-intensive tasks
Cons
- High 165 W TDP and relatively low efficiency vs newer CPUs
- Older 14 nm process with no DDR5 or PCIe 4.0+
- No integrated graphics, requiring a discrete GPU
- Discontinued platform with limited long-term upgrade options
- Newer mainstream 8-core CPUs often match or beat it in gaming and efficiency
Pros
- 12 cores and 24 threads for strong multi-threaded performance
- 48 PCIe 3.0 lanes for multi-GPU and heavy NVMe configurations
- Quad-channel DDR4-2933 with up to 256 GB capacity
- Unlocked multiplier for enthusiast overclocking
- AVX-512 and Intel DL Boost for floating-point and AI inference workloads
- Mature X299 ecosystem with many workstation-grade motherboards
Cons
- High 165 W TDP and real-world power draw under multi-threaded load
- 14nm process is far less efficient than modern 7nm/10nm designs
- No integrated graphics; discrete GPU required
- Discontinued platform with no upgrade path beyond LGA2066
- Newer mainstream and HEDT CPUs often deliver better performance per watt and per dollar
Competitors & Alternatives
Intel Core i7-9800X
- AMD Ryzen 7 2700XRival
Mainstream 8-core
- AMD Ryzen Threadripper 2920XRival
HEDT 12-core
- Intel Core i9-9900KRival
Mainstream 8-core Gaming
- Intel Core i7-7820XRival
Previous-gen HEDT 8-core
- AMD Ryzen 9 3900XRival
High-Performance 12-core
Same platform with two more cores and slightly better performance if you stay on X299.
Compare head-to-head- AMD Ryzen 9 7900Alt
Much more efficient modern platform with DDR5 and PCIe 5.0 if you are building new.
- Intel Core i7-14700KAlt
Far better gaming and efficiency on a mainstream platform with some creator workload capability.
- AMD Ryzen 9 5900XAlt
Strong multi-threaded performance with better efficiency and a more modern platform.
- AMD Ryzen Threadripper 2950XAlt
Much higher core count for heavily multi-threaded workstation workloads, though power is higher.
Intel Core i9-10920X
- AMD Ryzen 9 3950XRival
Creator / HEDT
- AMD Ryzen 9 3900XRival
Creator / Mainstream
- AMD Ryzen Threadripper 2920XRival
HEDT / Workstation
- RivalCompare head-to-head
- RivalCompare head-to-head
- Intel Core i7-14700KAlt
Modern mainstream CPU with hybrid P/E cores, DDR5/DDR4 support, better gaming and efficiency, but fewer PCIe lanes and dual-channel memory.
- AMD Ryzen 9 7900Alt
12-core, 24-thread AM5 CPU with much higher efficiency and DDR5 support; better for new builds that don’t require legacy X299 I/O.
- AMD Ryzen Threadripper 7000 seriesAlt
Modern HEDT platform with more cores, PCIe 5.0, and quad-channel DDR5 for new workstation builds needing extreme I/O.
Our Verdict on Each
A solid HEDT processor for users who need quad-channel memory and 44 PCIe lanes, but outclassed in efficiency and single-thread performance by newer mainstream and HEDT parts.
Best for: Used or discounted X299 workstation build where quad-channel memory and 44 PCIe lanes are critical and platform cost is low.
Read the full reviewStill a capable HEDT CPU for multi-threaded workloads and I/O-heavy setups, but outclassed in efficiency and single-threaded tasks by newer mainstream and HEDT platforms.
Best for: Used or heavily discounted HEDT workstation build where you need many PCIe lanes and quad-channel memory, and already have or can inexpensively acquire an X299 motherboard and cooler.
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i7-9800X or Intel Core i9-10920X?
Based on our editorial ratings, the Intel Core i9-10920X 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 i7-9800X or Intel Core i9-10920X?
For gaming, the Intel Core i9-10920X leads with a gaming performance score of 80/100 among Intel Core i7-9800X and Intel Core i9-10920X.
Do Intel Core i7-9800X and Intel Core i9-10920X 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 i9-10920X has the most cores. Core counts: Intel Core i7-9800X (8 cores), Intel Core i9-10920X (12 cores).