Core i9-10900KF vs Ryzen 5 8645HS
Core i9-10900KF
Ryzen 5 8645HS
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 i9-10900KF
Performance Per Dollar Ryzen 5 8645HS
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-10900KF | Ryzen 5 8645HS |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($336) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Comet Lake (2020−2025) / 14 nm) | ✨ Modern (Hawk Point-HS (Zen 4) (2023−2024) / 4 nm) |
💎 Value Proposition
| Insight | Core i9-10900KF | Ryzen 5 8645HS |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($336) | ✅ 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 i9-10900KF and Ryzen 5 8645HS
Core i9-10900KF
The Core i9-10900KF 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: DDR4-2933. Passmark benchmark score: 22,231 points. Launch price was $509.
Ryzen 5 8645HS
The Ryzen 5 8645HS is manufactured by AMD. It was released in 6 December 2023 (1 year ago). It is based on the Hawk Point-HS (Zen 4) (2023−2024) architecture. It features 6 cores and 12 threads. Base frequency is 4.3 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 45 Watt. Memory support: DDR5. Passmark benchmark score: 22,257 points. Launch price was $299.
Processing Power
The Core i9-10900KF packs 10 cores / 20 threads, while the Ryzen 5 8645HS offers 6 cores / 12 threads — the Core i9-10900KF has 4 more cores. Boost clocks reach 5.2 GHz on the Core i9-10900KF versus 5 GHz on the Ryzen 5 8645HS — a 3.9% clock advantage for the Core i9-10900KF (base: 3.7 GHz vs 4.3 GHz). The Core i9-10900KF uses the Comet Lake (2020−2025) architecture (14 nm), while the Ryzen 5 8645HS uses Hawk Point-HS (Zen 4) (2023−2024) (4 nm). In PassMark, the Core i9-10900KF scores 22,231 against the Ryzen 5 8645HS's 22,257 — a 0.1% lead for the Ryzen 5 8645HS. Geekbench 6 single-core — the metric most relevant to gaming — records 1,767 vs 2,574, a 37.2% lead for the Ryzen 5 8645HS that directly translates to higher frame rates. Multi-core Geekbench: 9,261 vs 10,675 (14.2% advantage for the Ryzen 5 8645HS). L3 cache: 20 MB (total) on the Core i9-10900KF vs 16 MB (total) on the Ryzen 5 8645HS.
| Feature | Core i9-10900KF | Ryzen 5 8645HS |
|---|---|---|
| Cores / Threads | 10 / 20+67% | 6 / 12 |
| Boost Clock | 5.2 GHz+4% | 5 GHz |
| Base Clock | 3.7 GHz | 4.3 GHz+16% |
| 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-HS (Zen 4) (2023−2024) |
| PassMark | 22,231 | 22,257 |
| Cinebench R23 Multi | — | 13,316 |
| Geekbench 6 Single | 1,767 | 2,574+46% |
| Geekbench 6 Multi | 9,261 | 10,675+15% |
Memory & Platform
The Core i9-10900KF uses the LGA1200 socket (PCIe 3.0), while the Ryzen 5 8645HS uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2933 on the Core i9-10900KF versus LPDDR5x-7500 on the Ryzen 5 8645HS — the Ryzen 5 8645HS supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 5 8645HS supports up to 256 GB of RAM compared to 128 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i9-10900KF) vs 20 (Ryzen 5 8645HS) — the Ryzen 5 8645HS offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA1200 (Core i9-10900KF) and SoC (Ryzen 5 8645HS).
| Feature | Core i9-10900KF | Ryzen 5 8645HS |
|---|---|---|
| Socket | LGA1200 | FP8 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2933 | LPDDR5x-7500+25% |
| Max RAM Capacity | 128 GB | 256 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | 20+25% |
Advanced Features
Only the Core i9-10900KF has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 5 8645HS supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-10900KF) vs AMD-V (SVM) (Ryzen 5 8645HS). The Ryzen 5 8645HS includes integrated graphics (Radeon 760M), while the Core i9-10900KF requires a dedicated GPU. Primary use case: Ryzen 5 8645HS targets Gaming. Direct competitor: Ryzen 5 8645HS rivals Core i5-13500H.
| Feature | Core i9-10900KF | Ryzen 5 8645HS |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Radeon 760M |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | AMD-V (SVM) |
| Target Use | — | Gaming |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Core i9-10900KF and Ryzen 5 8645HS
