EPYC 7551 vs Ryzen 7 PRO 5845
EPYC 7551
Ryzen 7 PRO 5845
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 7 PRO 5845
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 7551 | Ryzen 7 PRO 5845 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($300) |
| Longevity | ✨ Modern (Naples (2017−2018) / 14 nm) | ✨ Modern (Vermeer (2020−2025) / 7 nm) |
💎 Value Proposition
| Insight | EPYC 7551 | Ryzen 7 PRO 5845 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($300) |
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 7 PRO 5845
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 7 PRO 5845
The Ryzen 7 PRO 5845 is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.4 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 26,054 points. Launch price was $299.
Processing Power
The EPYC 7551 packs 32 cores / 64 threads, while the Ryzen 7 PRO 5845 offers 8 cores / 16 threads — the EPYC 7551 has 24 more cores. Boost clocks reach 3 GHz on the EPYC 7551 versus 4.6 GHz on the Ryzen 7 PRO 5845 — a 42.1% clock advantage for the Ryzen 7 PRO 5845 (base: 2 GHz vs 3.4 GHz). The EPYC 7551 uses the Naples (2017−2018) architecture (14 nm), while the Ryzen 7 PRO 5845 uses Vermeer (2020−2025) (7 nm). In PassMark, the EPYC 7551 scores 25,844 against the Ryzen 7 PRO 5845's 26,054 — a 0.8% lead for the Ryzen 7 PRO 5845. L3 cache: 64 MB (total) on the EPYC 7551 vs 32 MB (total) on the Ryzen 7 PRO 5845.
| Feature | EPYC 7551 | Ryzen 7 PRO 5845 |
|---|---|---|
| Cores / Threads | 32 / 64+300% | 8 / 16 |
| Boost Clock | 3 GHz | 4.6 GHz+53% |
| Base Clock | 2 GHz | 3.4 GHz+70% |
| L3 Cache | 64 MB (total)+100% | 32 MB (total) |
| L2 Cache | 512K (per core) | 512 kB (per core) |
| Process | 14 nm | 7 nm-50% |
| Architecture | Naples (2017−2018) | Vermeer (2020−2025) |
| PassMark | 25,844 | 26,054 |
Memory & Platform
The EPYC 7551 uses the TR4 socket (PCIe 4.0), while the Ryzen 7 PRO 5845 uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | EPYC 7551 | Ryzen 7 PRO 5845 |
|---|---|---|
| Socket | TR4 | AM4 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
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