Xeon w7-3555 vs EPYC 4585PX
Xeon w7-3555
EPYC 4585PX
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 Xeon w7-3555
Performance Per Dollar EPYC 4585PX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3555 | EPYC 4585PX |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,199) | ✅ More affordable ($826) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Grado (2025) / 4 nm) |
💎 Value Proposition
| Insight | Xeon w7-3555 | EPYC 4585PX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+177%) |
| Upfront Cost | ⚠️ Higher cost ($2,199) | ✅ More affordable ($826) |
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 Xeon w7-3555 and EPYC 4585PX
Xeon w7-3555
The Xeon w7-3555 is manufactured by Intel. It was released in 24 August 2024 (1 year ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 28 cores and 56 threads. Base frequency is 2.7 GHz, with boost up to 4.8 GHz. L3 cache: 75 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 325 Watt. Memory support: DDR5-4800. Passmark benchmark score: 67,754 points. Launch price was $2,339.
EPYC 4585PX
The EPYC 4585PX is manufactured by AMD. It was released in 13 May 2025 (less than a year ago). It is based on the Grado (2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.3 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 170 Watt. Memory support: DDR5. Passmark benchmark score: 70,563 points. Launch price was $699.
Processing Power
The Xeon w7-3555 packs 28 cores / 56 threads, while the EPYC 4585PX offers 16 cores / 32 threads — the Xeon w7-3555 has 12 more cores. Boost clocks reach 4.8 GHz on the Xeon w7-3555 versus 5.7 GHz on the EPYC 4585PX — a 17.1% clock advantage for the EPYC 4585PX (base: 2.7 GHz vs 4.3 GHz). The Xeon w7-3555 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the EPYC 4585PX uses Grado (2025) (4 nm). In PassMark, the Xeon w7-3555 scores 67,754 against the EPYC 4585PX's 70,563 — a 4.1% lead for the EPYC 4585PX. L3 cache: 75 MB on the Xeon w7-3555 vs 128 MB (total) on the EPYC 4585PX.
| Feature | Xeon w7-3555 | EPYC 4585PX |
|---|---|---|
| Cores / Threads | 28 / 56+75% | 16 / 32 |
| Boost Clock | 4.8 GHz | 5.7 GHz+19% |
| Base Clock | 2.7 GHz | 4.3 GHz+59% |
| L3 Cache | 75 MB | 128 MB (total)+71% |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm | 4 nm-43% |
| Architecture | Sapphire Rapids (2023−2024) | Grado (2025) |
| PassMark | 67,754 | 70,563+4% |
| Geekbench 6 Single | 2,300 | — |
| Geekbench 6 Multi | 17,120 | — |
Memory & Platform
The Xeon w7-3555 uses the LGA4677 socket (PCIe 5.0), while the EPYC 4585PX uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon w7-3555 versus 5600 on the EPYC 4585PX — the EPYC 4585PX supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3555 supports up to 4096 GB of RAM compared to 256 — 176.5% more capacity for professional workloads. Memory channels: 8 (Xeon w7-3555) vs 2 (EPYC 4585PX). PCIe lanes: 112 (Xeon w7-3555) vs 28 (EPYC 4585PX) — the Xeon w7-3555 offers 84 more lanes for additional GPUs or NVMe drives. Chipset compatibility: W790 (Xeon w7-3555) and AM5 (EPYC 4585PX).
| Feature | Xeon w7-3555 | EPYC 4585PX |
|---|---|---|
| Socket | LGA4677 | AM5 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | 5600+111900% |
| Max RAM Capacity | 4096 GB+1677721500% | 256 |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 112+300% | 28 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: true (Xeon w7-3555) vs VT-x, VT-d, AMD-V (EPYC 4585PX). The EPYC 4585PX includes integrated graphics (AMD Radeon Graphics), while the Xeon w7-3555 requires a dedicated GPU. Direct competitor: Xeon w7-3555 rivals Threadripper PRO 7965WX; EPYC 4585PX rivals Core Ultra 9 285K.
| Feature | Xeon w7-3555 | EPYC 4585PX |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon Graphics |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | true | VT-x, VT-d, AMD-V |
Value Analysis
The Xeon w7-3555 launched at $2749 MSRP, while the EPYC 4585PX debuted at $699. At current prices ($2199 vs $826), the EPYC 4585PX is $1373 cheaper. In terms of value (PassMark points per dollar), the Xeon w7-3555 delivers 30.8 pts/$ vs 85.4 pts/$ for the EPYC 4585PX — making the EPYC 4585PX the 94% better value option.
| Feature | Xeon w7-3555 | EPYC 4585PX |
|---|---|---|
| MSRP | $2749 | $699-75% |
| Avg Price (30d) | $2199 | $826-62% |
| Performance per Dollar | 30.8 | 85.4+177% |
| Release Date | 2024 | 2025 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Xeon w7-3555 and EPYC 4585PX
