Core i9-10940X vs Ryzen 7 5800X
Core i9-10940X
Popular choices:
Ryzen 7 5800X
Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i9-10940X
Performance Per Dollar Ryzen 7 5800X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-10940X | Ryzen 7 5800X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($460) | ✅ More affordable ($180) |
| Longevity | ✨ Modern (Cascade Lake-X (2019) / 14 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Core i9-10940X | Ryzen 7 5800X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+156%) |
| Upfront Cost | ⚠️ Higher cost ($460) | ✅ More affordable ($180) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Core i9-10940X and Ryzen 7 5800X
Core i9-10940X
The Core i9-10940X is manufactured by Intel. It was released in 19 October 2019 (6 years ago). It is based on the Cascade Lake-X (2019) architecture. It features 14 cores and 28 threads. Base frequency is 3.3 GHz, with boost up to 4.8 GHz. L3 cache: 19.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 27,684 points. Launch price was $299.
Ryzen 7 5800X
The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.
Processing Power
The Core i9-10940X packs 14 cores / 28 threads, while the Ryzen 7 5800X offers 8 cores / 16 threads — the Core i9-10940X has 6 more cores. Boost clocks reach 4.8 GHz on the Core i9-10940X versus 4.7 GHz on the Ryzen 7 5800X — a 2.1% clock advantage for the Core i9-10940X (base: 3.3 GHz vs 3.8 GHz). The Core i9-10940X uses the Cascade Lake-X (2019) architecture (14 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i9-10940X scores 27,684 against the Ryzen 7 5800X's 27,712 — a 0.1% lead for the Ryzen 7 5800X. L3 cache: 19.25 MB (total) on the Core i9-10940X vs 32 MB on the Ryzen 7 5800X.
| Feature | Core i9-10940X | Ryzen 7 5800X |
|---|---|---|
| Cores / Threads | 14 / 28+75% | 8 / 16 |
| Boost Clock | 4.8 GHz+2% | 4.7 GHz |
| Base Clock | 3.3 GHz | 3.8 GHz+15% |
| L3 Cache | 19.25 MB (total) | 32 MB+66% |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 14 nm | 7 nm, 12 nm-50% |
| Architecture | Cascade Lake-X (2019) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 27,684 | 27,712 |
| Cinebench R23 Multi | 19,000 | — |
| Geekbench 6 Single | 1,450 | — |
| Geekbench 6 Multi | 11,000 | — |
Memory & Platform
The Core i9-10940X uses the LGA2066 socket (PCIe 3.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2933 memory speed. The Core i9-10940X supports up to 256 GB of RAM compared to 128 GB — 66.7% more capacity for professional workloads. Memory channels: 4 (Core i9-10940X) vs 2 (Ryzen 7 5800X). PCIe lanes: 48 (Core i9-10940X) vs 24 (Ryzen 7 5800X) — the Core i9-10940X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X299 (Core i9-10940X) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).
| Feature | Core i9-10940X | Ryzen 7 5800X |
|---|---|---|
| Socket | LGA2066 | AM4 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2933 | DDR4-3200 |
| Max RAM Capacity | 256 GB+100% | 128 GB |
| RAM Channels | 4+100% | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 48+100% | 24 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Core i9-10940X supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-10940X) vs AMD-V (Ryzen 7 5800X). Primary use case: Core i9-10940X targets High-End Desktop, Ryzen 7 5800X targets Desktop.
| Feature | Core i9-10940X | Ryzen 7 5800X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | High-End Desktop | Desktop |
Value Analysis
The Core i9-10940X launched at $784 MSRP, while the Ryzen 7 5800X debuted at $449. At current prices ($460 vs $180), the Ryzen 7 5800X is $280 cheaper. In terms of value (PassMark points per dollar), the Core i9-10940X delivers 60.2 pts/$ vs 154.0 pts/$ for the Ryzen 7 5800X — making the Ryzen 7 5800X the 87.6% better value option.
| Feature | Core i9-10940X | Ryzen 7 5800X |
|---|---|---|
| MSRP | $784 | $449-43% |
| Avg Price (30d) | $460 | $180-61% |
| Performance per Dollar | 60.2 | 154.0+156% |
| Release Date | 2019 | 2020 |
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