EPYC 7402 vs Xeon w5-2555X
EPYC 7402
Xeon w5-2555X
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 7402
Performance Per Dollar Xeon w5-2555X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 7402 | Xeon w5-2555X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,285) | ✅ More affordable ($1,145) |
| Longevity | ✨ Modern (Zen 2 (2017−2020) / 7 nm, 14 nm) | ✨ Modern (Legacy / Intel 7 nm) |
💎 Value Proposition
| Insight | EPYC 7402 | Xeon w5-2555X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+107%) |
| Upfront Cost | ⚠️ Higher cost ($2,285) | ✅ More affordable ($1,145) |
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 7402 and Xeon w5-2555X
EPYC 7402
The EPYC 7402 is manufactured by AMD. It was released in 7 August 2019 (6 years ago). It is based on the Zen 2 (2017−2020) architecture. It features 24 cores and 48 threads. Base frequency is 2.8 GHz, with boost up to 3.35 GHz. L3 cache: 32 MB (total). L2 cache: 512 kB (per core). Built on 7 nm, 14 nm process technology. Socket: SP3. Thermal design power (TDP): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 46,012 points. Launch price was $1,783.
Xeon w5-2555X
The Xeon w5-2555X is manufactured by Intel. It was released in 2015-01-01. It features 14 cores and 28 threads. Base frequency is 3.3 GHz, with boost up to 4.8 GHz. L3 cache: 33.75 MB Intel® Smart Cache. Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 252 Watt. Memory support: DDR5-4800. Passmark benchmark score: 47,638 points. Launch price was $800.
Processing Power
The EPYC 7402 packs 24 cores / 48 threads, while the Xeon w5-2555X offers 14 cores / 28 threads — the EPYC 7402 has 10 more cores. Boost clocks reach 3.35 GHz on the EPYC 7402 versus 4.8 GHz on the Xeon w5-2555X — a 35.6% clock advantage for the Xeon w5-2555X (base: 2.8 GHz vs 3.3 GHz). The EPYC 7402 is built on the Zen 2 (2017−2020) architecture. In PassMark, the EPYC 7402 scores 46,012 against the Xeon w5-2555X's 47,638 — a 3.5% lead for the Xeon w5-2555X. L3 cache: 32 MB (total) on the EPYC 7402 vs 33.75 MB Intel® Smart Cache on the Xeon w5-2555X.
| Feature | EPYC 7402 | Xeon w5-2555X |
|---|---|---|
| Cores / Threads | 24 / 48+71% | 14 / 28 |
| Boost Clock | 3.35 GHz | 4.8 GHz+43% |
| Base Clock | 2.8 GHz | 3.3 GHz+18% |
| L3 Cache | 32 MB (total) | 33.75 MB Intel® Smart Cache+5% |
| L2 Cache | 512 kB (per core) | — |
| Process | 7 nm, 14 nm | Intel 7 nm |
| Architecture | Zen 2 (2017−2020) | — |
| PassMark | 46,012 | 47,638+4% |
| Cinebench R23 Multi | 28,546 | — |
| Geekbench 6 Single | 1,299 | — |
| Geekbench 6 Multi | 12,622 | — |
Memory & Platform
The EPYC 7402 uses the SP3 socket (PCIe 4.0), while the Xeon w5-2555X uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the EPYC 7402 versus 4800 on the Xeon w5-2555X — the Xeon w5-2555X supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 GB of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 128 (EPYC 7402) vs 112 (Xeon w5-2555X) — the EPYC 7402 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3,Rome (EPYC 7402) and W790 (Xeon w5-2555X).
| Feature | EPYC 7402 | Xeon w5-2555X |
|---|---|---|
| Socket | SP3 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | 4800+119900% |
| Max RAM Capacity | 4096 GB+104857500% | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128+14% | 112 |
Advanced Features
Only the Xeon w5-2555X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w5-2555X supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V, SEV, IOMMU (EPYC 7402) vs VT-x, VT-d (Xeon w5-2555X). Primary use case: EPYC 7402 targets Server / Workstation. Direct competitor: EPYC 7402 rivals Xeon Gold 6242; Xeon w5-2555X rivals Threadripper PRO 7965WX.
| Feature | EPYC 7402 | Xeon w5-2555X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | — | None |
| Unlocked | No | Yes |
| AVX-512 | No | Yes |
| Virtualization | AMD-V, SEV, IOMMU | VT-x, VT-d |
| Target Use | Server / Workstation | — |
Value Analysis
The EPYC 7402 launched at $1783 MSRP, while the Xeon w5-2555X debuted at $1069. At current prices ($2285 vs $1145), the Xeon w5-2555X is $1140 cheaper. In terms of value (PassMark points per dollar), the EPYC 7402 delivers 20.1 pts/$ vs 41.6 pts/$ for the Xeon w5-2555X — making the Xeon w5-2555X the 69.5% better value option.
| Feature | EPYC 7402 | Xeon w5-2555X |
|---|---|---|
| MSRP | $1783 | $1069-40% |
| Avg Price (30d) | $2285 | $1145-50% |
| Performance per Dollar | 20.1 | 41.6+107% |
| Release Date | 2019 | 2024 |
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