EPYC 9554P vs Xeon 6781P
EPYC 9554P
Xeon 6781P
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 9554P
Performance Per Dollar Xeon 6781P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9554P | Xeon 6781P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($3,052) | ⚠️ Higher cost ($8,960) |
| Longevity | ✨ Modern (Genoa (2022−2023) / 5 nm, 6 nm) | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) |
💎 Value Proposition
| Insight | EPYC 9554P | Xeon 6781P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+161%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($3,052) | ⚠️ Higher cost ($8,960) |
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 9554P and Xeon 6781P
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.
Xeon 6781P
The Xeon 6781P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 80 cores and 160 threads. Base frequency is 2 GHz, with boost up to 3.8 GHz. L3 cache: 336 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 350 Watt. Memory support: DDR5(6400MT/s), MRDIMM(8800MT/s). Passmark benchmark score: 117,946 points. Launch price was $8,960.
Processing Power
The EPYC 9554P packs 64 cores / 128 threads, while the Xeon 6781P offers 80 cores / 160 threads — the Xeon 6781P has 16 more cores. Boost clocks reach 3.75 GHz on the EPYC 9554P versus 3.8 GHz on the Xeon 6781P — a 1.3% clock advantage for the Xeon 6781P (base: 3.1 GHz vs 2 GHz). The EPYC 9554P uses the Genoa (2022−2023) architecture (5 nm, 6 nm), while the Xeon 6781P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the EPYC 9554P scores 104,920 against the Xeon 6781P's 117,946 — a 11.7% lead for the Xeon 6781P. L3 cache: 256 MB (total) on the EPYC 9554P vs 336 MB (total) on the Xeon 6781P.
| Feature | EPYC 9554P | Xeon 6781P |
|---|---|---|
| Cores / Threads | 64 / 128 | 80 / 160+25% |
| Boost Clock | 3.75 GHz | 3.8 GHz+1% |
| Base Clock | 3.1 GHz+55% | 2 GHz |
| L3 Cache | 256 MB (total) | 336 MB (total)+31% |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 5 nm, 6 nm | Intel 3 nm-40% |
| Architecture | Genoa (2022−2023) | Granite Rapids (2024−2025) |
| PassMark | 104,920 | 117,946+12% |
Memory & Platform
The EPYC 9554P uses the SP5 socket (PCIe 5.0), while the Xeon 6781P uses LGA4710 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800 memory speed. The EPYC 9554P supports up to 6 TB of RAM compared to 4 TB — 40% more capacity for professional workloads. Memory channels: 12 (EPYC 9554P) vs 8 (Xeon 6781P). PCIe lanes: 128 (EPYC 9554P) vs 136 (Xeon 6781P) — the Xeon 6781P offers 8 more lanes for additional GPUs or NVMe drives.
| Feature | EPYC 9554P | Xeon 6781P |
|---|---|---|
| Socket | SP5 | LGA4710 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | DDR5-6400 |
| Max RAM Capacity | 6 TB+50% | 4 TB |
| RAM Channels | 12+50% | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 136+6% |
Advanced Features
Virtualization support: AMD-V, SEV-SNP (EPYC 9554P) vs VT-x, VT-d, VT-x EPT (Xeon 6781P). Primary use case: EPYC 9554P targets Data Center / Single Socket, Xeon 6781P targets Data Center / Cloud Scale. Direct competitor: EPYC 9554P rivals Xeon 8468; Xeon 6781P rivals EPYC 9655.
| Feature | EPYC 9554P | Xeon 6781P |
|---|---|---|
| Integrated GPU | No | No |
| Virtualization | AMD-V, SEV-SNP | VT-x, VT-d, VT-x EPT |
| Target Use | Data Center / Single Socket | Data Center / Cloud Scale |
Value Analysis
The EPYC 9554P launched at $7104 MSRP, while the Xeon 6781P debuted at $8960. At current prices ($3052 vs $8960), the EPYC 9554P is $5908 cheaper. In terms of value (PassMark points per dollar), the EPYC 9554P delivers 34.4 pts/$ vs 13.2 pts/$ for the Xeon 6781P — making the EPYC 9554P the 89.2% better value option.
| Feature | EPYC 9554P | Xeon 6781P |
|---|---|---|
| MSRP | $7104-21% | $8960 |
| Avg Price (30d) | $3052-66% | $8960 |
| Performance per Dollar | 34.4+161% | 13.2 |
| Release Date | 2022 | 2025 |
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