Xeon W-3175X vs EPYC 7402
Xeon W-3175X
EPYC 7402
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 W-3175X
Performance Per Dollar EPYC 7402
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-3175X | EPYC 7402 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($2,999) | ✅ More affordable ($2,285) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Zen 2 (2017−2020) / 7 nm, 14 nm) |
💎 Value Proposition
| Insight | Xeon W-3175X | EPYC 7402 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+31%) |
| Upfront Cost | ⚠️ Higher cost ($2,999) | ✅ More affordable ($2,285) |
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 W-3175X and EPYC 7402
Xeon W-3175X
The Xeon W-3175X is manufactured by Intel. It was released in 19 December 2018 (6 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 28 cores and 56 threads. Base frequency is 3.1 GHz, with boost up to 3.8 GHz. L3 cache: 38.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 255 Watt. Memory support: DDR4-2666. Passmark benchmark score: 46,125 points. Launch price was $2,999.
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.
Processing Power
The Xeon W-3175X packs 28 cores / 56 threads, while the EPYC 7402 offers 24 cores / 48 threads — the Xeon W-3175X has 4 more cores. Boost clocks reach 3.8 GHz on the Xeon W-3175X versus 3.35 GHz on the EPYC 7402 — a 12.6% clock advantage for the Xeon W-3175X (base: 3.1 GHz vs 2.8 GHz). The Xeon W-3175X uses the Skylake (server) (2017−2018) architecture (14 nm), while the EPYC 7402 uses Zen 2 (2017−2020) (7 nm, 14 nm). In PassMark, the Xeon W-3175X scores 46,125 against the EPYC 7402's 46,012 — a 0.2% lead for the Xeon W-3175X. Cinebench R23 multi-core: 31,350 vs 28,546 (9.4% advantage for the Xeon W-3175X). Geekbench 6 single-core — the metric most relevant to gaming — records 1,467 vs 1,299, a 12.1% lead for the Xeon W-3175X that directly translates to higher frame rates. Multi-core Geekbench: 17,358 vs 12,622 (31.6% advantage for the Xeon W-3175X). L3 cache: 38.5 MB (total) on the Xeon W-3175X vs 32 MB (total) on the EPYC 7402.
| Feature | Xeon W-3175X | EPYC 7402 |
|---|---|---|
| Cores / Threads | 28 / 56+17% | 24 / 48 |
| Boost Clock | 3.8 GHz+13% | 3.35 GHz |
| Base Clock | 3.1 GHz+11% | 2.8 GHz |
| L3 Cache | 38.5 MB (total)+20% | 32 MB (total) |
| L2 Cache | 1 MB (per core)+100% | 512 kB (per core) |
| Process | 14 nm | 7 nm, 14 nm-50% |
| Architecture | Skylake (server) (2017−2018) | Zen 2 (2017−2020) |
| PassMark | 46,125 | 46,012 |
| Cinebench R23 Multi | 31,350+10% | 28,546 |
| Geekbench 6 Single | 1,467+13% | 1,299 |
| Geekbench 6 Multi | 17,358+38% | 12,622 |
Memory & Platform
The Xeon W-3175X uses the LGA3647 socket (PCIe 3.0), while the EPYC 7402 uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The EPYC 7402 supports up to 4096 GB of RAM compared to 512 GB — 155.6% more capacity for professional workloads. Memory channels: 6 (Xeon W-3175X) vs 8 (EPYC 7402). PCIe lanes: 48 (Xeon W-3175X) vs 128 (EPYC 7402) — the EPYC 7402 offers 80 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel C621 (Xeon W-3175X) and SP3,Rome (EPYC 7402).
| Feature | Xeon W-3175X | EPYC 7402 |
|---|---|---|
| Socket | LGA3647 | SP3 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2666 | DDR4-3200 |
| Max RAM Capacity | 512 GB | 4096 GB+700% |
| RAM Channels | 6 | 8+33% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48 | 128+167% |
Advanced Features
Only the Xeon W-3175X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon W-3175X supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Xeon W-3175X) vs AMD-V, SEV, IOMMU (EPYC 7402). Primary use case: EPYC 7402 targets Server / Workstation. Direct competitor: EPYC 7402 rivals Xeon Gold 6242.
| Feature | Xeon W-3175X | EPYC 7402 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | AMD-V, SEV, IOMMU |
| Target Use | — | Server / Workstation |
Value Analysis
The Xeon W-3175X launched at $2999 MSRP, while the EPYC 7402 debuted at $1783. At current prices ($2999 vs $2285), the EPYC 7402 is $714 cheaper. In terms of value (PassMark points per dollar), the Xeon W-3175X delivers 15.4 pts/$ vs 20.1 pts/$ for the EPYC 7402 — making the EPYC 7402 the 26.8% better value option.
| Feature | Xeon W-3175X | EPYC 7402 |
|---|---|---|
| MSRP | $2999 | $1783-41% |
| Avg Price (30d) | $2999 | $2285-24% |
| Performance per Dollar | 15.4 | 20.1+31% |
| Release Date | 2018 | 2019 |
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