EPYC 9255 vs Core i5-10400F
EPYC 9255
Core i5-10400F
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 EPYC 9255
Performance Per Dollar Core i5-10400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9255 | Core i5-10400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($1,934) | ✅ More affordable ($102) |
| Longevity | ✨ Modern (Turin (2024) / 4 nm) | ✨ Modern (Comet Lake (2020−2025) / 14 nm) |
💎 Value Proposition
| Insight | EPYC 9255 | Core i5-10400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+226%) |
| Upfront Cost | ⚠️ Higher cost ($1,934) | ✅ More affordable ($102) |
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 EPYC 9255 and Core i5-10400F
EPYC 9255
The EPYC 9255 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 24 cores and 48 threads. Base frequency is 3.25 GHz, with boost up to 4.8 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 200 Watt. Memory support: DDR5. Passmark benchmark score: 75,809 points. Launch price was $2,495.
Core i5-10400F
The Core i5-10400F 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 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.
Processing Power
The EPYC 9255 packs 24 cores / 48 threads, while the Core i5-10400F offers 6 cores / 12 threads — the EPYC 9255 has 18 more cores. Boost clocks reach 4.8 GHz on the EPYC 9255 versus 4.3 GHz on the Core i5-10400F — a 11% clock advantage for the EPYC 9255 (base: 3.25 GHz vs 2.9 GHz). The EPYC 9255 uses the Turin (2024) architecture (4 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the EPYC 9255 scores 75,809 against the Core i5-10400F's 13,029 — a 141.3% lead for the EPYC 9255. L3 cache: 128 MB (total) on the EPYC 9255 vs 12 MB (total) on the Core i5-10400F.
| Feature | EPYC 9255 | Core i5-10400F |
|---|---|---|
| Cores / Threads | 24 / 48+300% | 6 / 12 |
| Boost Clock | 4.8 GHz+12% | 4.3 GHz |
| Base Clock | 3.25 GHz+12% | 2.9 GHz |
| L3 Cache | 128 MB (total)+967% | 12 MB (total) |
| L2 Cache | 1 MB (per core)+300% | 256K (per core) |
| Process | 4 nm-71% | 14 nm |
| Architecture | Turin (2024) | Comet Lake (2020−2025) |
| PassMark | 75,809+482% | 13,029 |
| Cinebench R23 Multi | — | 8,191 |
| Geekbench 6 Single | — | 1,454 |
| Geekbench 6 Multi | — | 5,783 |
Memory & Platform
The EPYC 9255 uses the SP5 socket (PCIe 5.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the EPYC 9255 versus DDR4-2666 on the Core i5-10400F — the EPYC 9255 supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9255 supports up to 6144 of RAM compared to 128 GB — 191.8% more capacity for professional workloads. Memory channels: 12 (EPYC 9255) vs 2 (Core i5-10400F). PCIe lanes: 128 (EPYC 9255) vs 16 (Core i5-10400F) — the EPYC 9255 offers 112 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9255) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F).
| Feature | EPYC 9255 | Core i5-10400F |
|---|---|---|
| Socket | SP5 | LGA1200 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | 4800+119900% | DDR4-2666 |
| Max RAM Capacity | 6144 | 128 GB+2184433% |
| RAM Channels | 12+500% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 128+700% | 16 |
Advanced Features
Neither processor supports overclocking. Only the EPYC 9255 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, SEV-SNP (EPYC 9255) vs VT-x, VT-d (Core i5-10400F). Primary use case: Core i5-10400F targets Gaming. Direct competitor: EPYC 9255 rivals Xeon Platinum 8480+; Core i5-10400F rivals Ryzen 5 3600.
| Feature | EPYC 9255 | Core i5-10400F |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | No |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d, SEV-SNP | VT-x, VT-d |
| Target Use | — | Gaming |
Value Analysis
The EPYC 9255 launched at $2495 MSRP, while the Core i5-10400F debuted at $160. At current prices ($1934 vs $102), the Core i5-10400F is $1832 cheaper. In terms of value (PassMark points per dollar), the EPYC 9255 delivers 39.2 pts/$ vs 127.7 pts/$ for the Core i5-10400F — making the Core i5-10400F the 106.1% better value option.
| Feature | EPYC 9255 | Core i5-10400F |
|---|---|---|
| MSRP | $2495 | $160-94% |
| Avg Price (30d) | $1934 | $102-95% |
| Performance per Dollar | 39.2 | 127.7+226% |
| Release Date | 2024 | 2020 |
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