Xeon w7-3455 vs EPYC 7401
Xeon w7-3455
EPYC 7401
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 w7-3455
Performance Per Dollar EPYC 7401
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3455 | EPYC 7401 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,625) | ✅ More affordable ($450) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Naples (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon w7-3455 | EPYC 7401 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+487%) |
| Upfront Cost | ⚠️ Higher cost ($2,625) | ✅ More affordable ($450) |
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 w7-3455 and EPYC 7401
Xeon w7-3455
The Xeon w7-3455 is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.5 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800. Passmark benchmark score: 54,925 points. Launch price was $2,489.
EPYC 7401
The EPYC 7401 is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 24 cores and 48 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 170 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 55,280 points. Launch price was $1,850.
Processing Power
Both the Xeon w7-3455 and EPYC 7401 share an identical 24-core/48-thread configuration. Boost clocks reach 4.8 GHz on the Xeon w7-3455 versus 3 GHz on the EPYC 7401 — a 46.2% clock advantage for the Xeon w7-3455 (base: 2.5 GHz vs 2 GHz). The Xeon w7-3455 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the EPYC 7401 uses Naples (2017−2018) (14 nm). In PassMark, the Xeon w7-3455 scores 54,925 against the EPYC 7401's 55,280 — a 0.6% lead for the EPYC 7401. L3 cache: 67.5 MB on the Xeon w7-3455 vs 64 MB (total) on the EPYC 7401.
| Feature | Xeon w7-3455 | EPYC 7401 |
|---|---|---|
| Cores / Threads | 24 / 48 | 24 / 48 |
| Boost Clock | 4.8 GHz+60% | 3 GHz |
| Base Clock | 2.5 GHz+25% | 2 GHz |
| L3 Cache | 67.5 MB+5% | 64 MB (total) |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Sapphire Rapids (2023−2024) | Naples (2017−2018) |
| PassMark | 54,925 | 55,280 |
| Geekbench 6 Single | 1,900 | — |
| Geekbench 6 Multi | 1,898 | — |
Memory & Platform
The Xeon w7-3455 uses the LGA4677 socket (PCIe 5.0), while the EPYC 7401 uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon w7-3455 versus 2666 on the EPYC 7401 — the EPYC 7401 supports 199.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3455 supports up to 4096 GB of RAM compared to 2048 — 66.7% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 112 (Xeon w7-3455) vs 128 (EPYC 7401) — the EPYC 7401 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel W790 (Xeon w7-3455) and SP3 (EPYC 7401).
| Feature | Xeon w7-3455 | EPYC 7401 |
|---|---|---|
| Socket | LGA4677 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-4800 | 2666+53220% |
| Max RAM Capacity | 4096 GB+209715100% | 2048 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 112 | 128+14% |
Advanced Features
Only the Xeon w7-3455 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w7-3455 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Xeon w7-3455) vs VT-x, VT-d (EPYC 7401). Direct competitor: Xeon w7-3455 rivals Threadripper PRO 7965WX; EPYC 7401 rivals Xeon Silver 4114.
| Feature | Xeon w7-3455 | EPYC 7401 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | true | VT-x, VT-d |
Value Analysis
The Xeon w7-3455 launched at $2489 MSRP, while the EPYC 7401 debuted at $1500. At current prices ($2625 vs $450), the EPYC 7401 is $2175 cheaper. In terms of value (PassMark points per dollar), the Xeon w7-3455 delivers 20.9 pts/$ vs 122.8 pts/$ for the EPYC 7401 — making the EPYC 7401 the 141.8% better value option.
| Feature | Xeon w7-3455 | EPYC 7401 |
|---|---|---|
| MSRP | $2489 | $1500-40% |
| Avg Price (30d) | $2625 | $450-83% |
| Performance per Dollar | 20.9 | 122.8+488% |
| Release Date | 2023 | 2017 |
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