EPYC 9355P vs EPYC 9554P
EPYC 9355P
EPYC 9554P
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 9355P
Performance Per Dollar EPYC 9554P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9355P | EPYC 9554P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($3,026) | ⚠️ Higher cost ($3,052) |
| Longevity | ✨ Modern (Turin (2024) / 4 nm) | ✨ Modern (Genoa (2022−2023) / 5 nm, 6 nm) |
💎 Value Proposition
| Insight | EPYC 9355P | EPYC 9554P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+7%) |
| Upfront Cost | ✅ More affordable ($3,026) | ⚠️ Higher cost ($3,052) |
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 9355P and EPYC 9554P
EPYC 9355P
The EPYC 9355P is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 32 cores and 64 threads. Base frequency is 3.55 GHz, with boost up to 4.4 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 280 Watt. Memory support: DDR5. Passmark benchmark score: 97,249 points. Launch price was $2,998.
EPYC 9554P
The EPYC 9554P 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 64 cores and 128 threads. Base frequency is 3.1 GHz, with boost up to 3.75 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): 360 Watt. Memory support: DDR5-4800. Passmark benchmark score: 104,920 points. Launch price was $7,104.
Processing Power
The EPYC 9355P packs 32 cores / 64 threads, while the EPYC 9554P offers 64 cores / 128 threads — the EPYC 9554P has 32 more cores. Boost clocks reach 4.4 GHz on the EPYC 9355P versus 3.75 GHz on the EPYC 9554P — a 16% clock advantage for the EPYC 9355P (base: 3.55 GHz vs 3.1 GHz). The EPYC 9355P uses the Turin (2024) architecture (4 nm), while the EPYC 9554P uses Genoa (2022−2023) (5 nm, 6 nm). In PassMark, the EPYC 9355P scores 97,249 against the EPYC 9554P's 104,920 — a 7.6% lead for the EPYC 9554P. Both processors carry 256 MB (total) of L3 cache.
| Feature | EPYC 9355P | EPYC 9554P |
|---|---|---|
| Cores / Threads | 32 / 64 | 64 / 128+100% |
| Boost Clock | 4.4 GHz+17% | 3.75 GHz |
| Base Clock | 3.55 GHz+15% | 3.1 GHz |
| L3 Cache | 256 MB (total) | 256 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 4 nm-20% | 5 nm, 6 nm |
| Architecture | Turin (2024) | Genoa (2022−2023) |
| PassMark | 97,249 | 104,920+8% |
Memory & Platform
Both processors use the SP5 socket with PCIe 5.0. Both support up to DDR5-6000 memory speed. Both support up to 6 TB of RAM. Both feature 12-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP5 (EPYC 9355P) and SP5 (EPYC 9554P).
| Feature | EPYC 9355P | EPYC 9554P |
|---|---|---|
| Socket | SP5 | SP5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6000 | DDR5-4800 |
| Max RAM Capacity | 6 TB | 6 TB |
| RAM Channels | 12 | 12 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 128 |
Advanced Features
Both support AMD-V, SEV-SNP virtualization. Primary use case: EPYC 9355P targets Data Center / Single Socket, EPYC 9554P targets Data Center / Single Socket. Direct competitor: EPYC 9355P rivals Xeon 6740P; EPYC 9554P rivals Xeon 8468.
| Feature | EPYC 9355P | EPYC 9554P |
|---|---|---|
| Integrated GPU | No | No |
| Virtualization | AMD-V, SEV-SNP | AMD-V, SEV-SNP |
| Target Use | Data Center / Single Socket | Data Center / Single Socket |
Value Analysis
The EPYC 9355P launched at $2998 MSRP, while the EPYC 9554P debuted at $7104. At current prices ($3026 vs $3052), the EPYC 9355P is $26 cheaper. In terms of value (PassMark points per dollar), the EPYC 9355P delivers 32.1 pts/$ vs 34.4 pts/$ for the EPYC 9554P — making the EPYC 9554P the 6.7% better value option.
| Feature | EPYC 9355P | EPYC 9554P |
|---|---|---|
| MSRP | $2998-58% | $7104 |
| Avg Price (30d) | $3026 | $3052 |
| Performance per Dollar | 32.1 | 34.4+7% |
| Release Date | 2024 | 2022 |
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