EPYC 7551 vs Ryzen 5 5600X
EPYC 7551
Popular choices:
Ryzen 5 5600X
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 7551
Performance Per Dollar Ryzen 5 5600X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 7551 | Ryzen 5 5600X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($135) |
| Longevity | ✨ Modern (Naples (2017−2018) / 14 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | EPYC 7551 | Ryzen 5 5600X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($135) |
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 7551 and Ryzen 5 5600X
EPYC 7551
The EPYC 7551 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 32 cores and 64 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): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 25,844 points. Launch price was $3,400.
Ryzen 5 5600X
The Ryzen 5 5600X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 6 cores and 12 threads. Base frequency is 3.7 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 21,845 points. Launch price was $299.
Processing Power
The EPYC 7551 packs 32 cores / 64 threads, while the Ryzen 5 5600X offers 6 cores / 12 threads — the EPYC 7551 has 26 more cores. Boost clocks reach 3 GHz on the EPYC 7551 versus 4.6 GHz on the Ryzen 5 5600X — a 42.1% clock advantage for the Ryzen 5 5600X (base: 2 GHz vs 3.7 GHz). The EPYC 7551 uses the Naples (2017−2018) architecture (14 nm), while the Ryzen 5 5600X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the EPYC 7551 scores 25,844 against the Ryzen 5 5600X's 21,845 — a 16.8% lead for the EPYC 7551. L3 cache: 64 MB (total) on the EPYC 7551 vs 32 MB on the Ryzen 5 5600X.
| Feature | EPYC 7551 | Ryzen 5 5600X |
|---|---|---|
| Cores / Threads | 32 / 64+433% | 6 / 12 |
| Boost Clock | 3 GHz | 4.6 GHz+53% |
| Base Clock | 2 GHz | 3.7 GHz+85% |
| L3 Cache | 64 MB (total)+100% | 32 MB |
| L2 Cache | 512K (per core) | 512K (per core) |
| Process | 14 nm | 7 nm, 12 nm-50% |
| Architecture | Naples (2017−2018) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 25,844+18% | 21,845 |
Memory & Platform
The EPYC 7551 uses the TR4 socket (PCIe 4.0), while the Ryzen 5 5600X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | EPYC 7551 | Ryzen 5 5600X |
|---|---|---|
| Socket | TR4 | AM4 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | — | DDR4-3200 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 24 |
Advanced Features
Virtualization: not specified (EPYC 7551) / AMD-V (Ryzen 5 5600X). Primary use case: Ryzen 5 5600X targets Desktop.
| Feature | EPYC 7551 | Ryzen 5 5600X |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Desktop |
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