Core i9-10900K vs Ryzen 5 PRO 8640U
Core i9-10900K
Ryzen 5 PRO 8640U
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 i9-10900K
Performance Per Dollar Ryzen 5 PRO 8640U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-10900K | Ryzen 5 PRO 8640U |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($500) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Comet Lake (2020−2025) / 14 nm) | ✨ Modern (Hawk Point (2024−2025) / 4 nm) |
💎 Value Proposition
| Insight | Core i9-10900K | Ryzen 5 PRO 8640U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($500) | ✅ More affordable ($0) |
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 i9-10900K and Ryzen 5 PRO 8640U
Core i9-10900K
The Core i9-10900K is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 10 cores and 20 threads. Base frequency is 3.7 GHz, with boost up to 5.2 GHz. L3 cache: 20 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 125 Watt. Memory support: DDR4. Passmark benchmark score: 22,382 points. Launch price was $488.
Ryzen 5 PRO 8640U
The Ryzen 5 PRO 8640U is manufactured by AMD. It was released in 16 April 2024 (1 year ago). It is based on the Hawk Point (2024−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.9 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP7. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 22,373 points. Launch price was $299.
Processing Power
The Core i9-10900K packs 10 cores / 20 threads, while the Ryzen 5 PRO 8640U offers 6 cores / 12 threads — the Core i9-10900K has 4 more cores. Boost clocks reach 5.2 GHz on the Core i9-10900K versus 4.9 GHz on the Ryzen 5 PRO 8640U — a 5.9% clock advantage for the Core i9-10900K (base: 3.7 GHz vs 3.5 GHz). The Core i9-10900K uses the Comet Lake (2020−2025) architecture (14 nm), while the Ryzen 5 PRO 8640U uses Hawk Point (2024−2025) (4 nm). In PassMark, the Core i9-10900K scores 22,382 against the Ryzen 5 PRO 8640U's 22,373 — a 0% lead for the Core i9-10900K. L3 cache: 20 MB (total) on the Core i9-10900K vs 16 MB (total) on the Ryzen 5 PRO 8640U.
| Feature | Core i9-10900K | Ryzen 5 PRO 8640U |
|---|---|---|
| Cores / Threads | 10 / 20+67% | 6 / 12 |
| Boost Clock | 5.2 GHz+6% | 4.9 GHz |
| Base Clock | 3.7 GHz+6% | 3.5 GHz |
| L3 Cache | 20 MB (total)+25% | 16 MB (total) |
| L2 Cache | 256 kB (per core) | 1 MB (per core)+300% |
| Process | 14 nm | 4 nm-71% |
| Architecture | Comet Lake (2020−2025) | Hawk Point (2024−2025) |
| PassMark | 22,382 | 22,373 |
Memory & Platform
The Core i9-10900K uses the LGA1200 socket (PCIe 3.0), while the Ryzen 5 PRO 8640U uses FP7 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i9-10900K | Ryzen 5 PRO 8640U |
|---|---|---|
| Socket | LGA1200 | FP7 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2933 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i9-10900K) / not specified (Ryzen 5 PRO 8640U). The Core i9-10900K includes integrated graphics (UHD Graphics 630), while the Ryzen 5 PRO 8640U requires a dedicated GPU. Primary use case: Core i9-10900K targets Desktop.
| Feature | Core i9-10900K | Ryzen 5 PRO 8640U |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 630 | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Desktop | — |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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