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