CPU
GPU
Ryzen 5 8645HS
Xeon W-2255
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 Ryzen 5 8645HS
Performance Per Dollar Xeon W-2255
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 5 8645HS | Xeon W-2255 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
| Longevity | ✨ Modern (Hawk Point-HS (Zen 4) (2023−2024) / 4 nm) | ✨ Modern (Legacy / 14 nm) |
💎 Value Proposition
| Insight | Ryzen 5 8645HS | Xeon W-2255 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($350) |
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 Ryzen 5 8645HS and Xeon W-2255
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.
Xeon W-2255
The Xeon W-2255 is manufactured by Intel. It was released in 2015-01-01. It features 10 cores and 20 threads. Base frequency is 3.7 GHz, with boost up to 4.7 GHz. L3 cache: 19.25 MB. Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 22,504 points. Launch price was $800.
Processing Power
The Ryzen 5 8645HS packs 6 cores / 12 threads, while the Xeon W-2255 offers 10 cores / 20 threads — the Xeon W-2255 has 4 more cores. Boost clocks reach 5 GHz on the Ryzen 5 8645HS versus 4.7 GHz on the Xeon W-2255 — a 6.2% clock advantage for the Ryzen 5 8645HS (base: 4.3 GHz vs 3.7 GHz). The Ryzen 5 8645HS is built on the Hawk Point-HS (Zen 4) (2023−2024) architecture. In PassMark, the Ryzen 5 8645HS scores 22,257 against the Xeon W-2255's 22,504 — a 1.1% lead for the Xeon W-2255. L3 cache: 16 MB (total) on the Ryzen 5 8645HS vs 19.25 MB on the Xeon W-2255.
| Feature | Ryzen 5 8645HS | Xeon W-2255 |
|---|---|---|
| Cores / Threads | 6 / 12 | 10 / 20+67% |
| Boost Clock | 5 GHz+6% | 4.7 GHz |
| Base Clock | 4.3 GHz+16% | 3.7 GHz |
| L3 Cache | 16 MB (total) | 19.25 MB+20% |
| L2 Cache | 1 MB (per core) | — |
| Process | 4 nm-71% | 14 nm |
| Architecture | Hawk Point-HS (Zen 4) (2023−2024) | — |
| PassMark | 22,257 | 22,504+1% |
| Cinebench R23 Multi | 13,316 | — |
| Geekbench 6 Single | 2,574 | — |
| Geekbench 6 Multi | 10,675 | — |
Memory & Platform
The Ryzen 5 8645HS uses the FP8 socket (PCIe 4.0), while the Xeon W-2255 uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 5 8645HS | Xeon W-2255 |
|---|---|---|
| Socket | FP8 | LGA2066 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | LPDDR5x-7500 | — |
| Max RAM Capacity | 256 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: AMD-V (SVM) (Ryzen 5 8645HS) / not specified (Xeon W-2255). The Ryzen 5 8645HS includes integrated graphics (Radeon 760M), while the Xeon W-2255 requires a dedicated GPU. Primary use case: Ryzen 5 8645HS targets Gaming. Direct competitor: Ryzen 5 8645HS rivals Core i5-13500H.
| Feature | Ryzen 5 8645HS | Xeon W-2255 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Radeon 760M | — |
| Unlocked | No | — |
| AVX-512 | Yes | — |
| Virtualization | AMD-V (SVM) | — |
| Target Use | Gaming | — |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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