EPYC 9354P vs EPYC 9255
EPYC 9354P
EPYC 9255
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 9354P
Performance Per Dollar EPYC 9255
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9354P | EPYC 9255 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,205) | ✅ More affordable ($1,934) |
| Longevity | ✨ Modern (Genoa (2022−2023) / 5 nm, 6 nm) | ✨ Modern (Turin (2024) / 4 nm) |
💎 Value Proposition
| Insight | EPYC 9354P | EPYC 9255 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+16%) |
| Upfront Cost | ⚠️ Higher cost ($2,205) | ✅ More affordable ($1,934) |
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 9354P and EPYC 9255
EPYC 9354P
The EPYC 9354P is manufactured by AMD. It was released in 10 November 2022 (3 years ago). It is based on the Genoa (2022−2023) architecture. It features 32 cores and 64 threads. Base frequency is 3.25 GHz, with boost up to 3.8 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 280 Watt. Memory support: DDR5-4800. Passmark benchmark score: 74,808 points. Launch price was $2,730.
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.
Processing Power
The EPYC 9354P packs 32 cores / 64 threads, while the EPYC 9255 offers 24 cores / 48 threads — the EPYC 9354P has 8 more cores. Boost clocks reach 3.8 GHz on the EPYC 9354P versus 4.8 GHz on the EPYC 9255 — a 23.3% clock advantage for the EPYC 9255 (base: 3.25 GHz vs 3.25 GHz). The EPYC 9354P uses the Genoa (2022−2023) architecture (5 nm, 6 nm), while the EPYC 9255 uses Turin (2024) (4 nm). In PassMark, the EPYC 9354P scores 74,808 against the EPYC 9255's 75,809 — a 1.3% lead for the EPYC 9255. L3 cache: 256 MB (total) on the EPYC 9354P vs 128 MB (total) on the EPYC 9255.
| Feature | EPYC 9354P | EPYC 9255 |
|---|---|---|
| Cores / Threads | 32 / 64+33% | 24 / 48 |
| Boost Clock | 3.8 GHz | 4.8 GHz+26% |
| Base Clock | 3.25 GHz | 3.25 GHz |
| L3 Cache | 256 MB (total)+100% | 128 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 5 nm, 6 nm | 4 nm-20% |
| Architecture | Genoa (2022−2023) | Turin (2024) |
| PassMark | 74,808 | 75,809+1% |
Memory & Platform
Both processors use the SP5 socket with PCIe 5.0. Both support up to 4800 memory speed. Both support up to 6144 of RAM. Both feature 12-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP5 (EPYC 9354P) and SP5 (EPYC 9255).
| Feature | EPYC 9354P | EPYC 9255 |
|---|---|---|
| Socket | SP5 | SP5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 4800 | 4800 |
| Max RAM Capacity | 6144 | 6144 |
| RAM Channels | 12 | 12 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 128 |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d, SEV-SNP virtualization. Direct competitor: EPYC 9354P rivals Xeon Platinum 8468; EPYC 9255 rivals Xeon Platinum 8480+.
| Feature | EPYC 9354P | EPYC 9255 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, SEV-SNP | VT-x, VT-d, SEV-SNP |
Value Analysis
The EPYC 9354P launched at $2730 MSRP, while the EPYC 9255 debuted at $2495. At current prices ($2205 vs $1934), the EPYC 9255 is $271 cheaper. In terms of value (PassMark points per dollar), the EPYC 9354P delivers 33.9 pts/$ vs 39.2 pts/$ for the EPYC 9255 — making the EPYC 9255 the 14.4% better value option.
| Feature | EPYC 9354P | EPYC 9255 |
|---|---|---|
| MSRP | $2730 | $2495-9% |
| Avg Price (30d) | $2205 | $1934-12% |
| Performance per Dollar | 33.9 | 39.2+16% |
| Release Date | 2022 | 2024 |
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