EPYC 7551 vs Xeon 6349P
EPYC 7551
Xeon 6349P
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 Xeon 6349P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 7551 | Xeon 6349P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Naples (2017−2018) / 14 nm) | ✨ Modern (Raptor Lake-R (2023−2025) / Intel 7 nm) |
💎 Value Proposition
| Insight | EPYC 7551 | Xeon 6349P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Xeon 6349P
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.
Xeon 6349P
The Xeon 6349P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.6 GHz, with boost up to 5.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 95 Watt. Memory support: DDR5-4800. Passmark benchmark score: 25,953 points. Launch price was $509.
Processing Power
The EPYC 7551 packs 32 cores / 64 threads, while the Xeon 6349P offers 6 cores / 12 threads — the EPYC 7551 has 26 more cores. Boost clocks reach 3 GHz on the EPYC 7551 versus 5.4 GHz on the Xeon 6349P — a 57.1% clock advantage for the Xeon 6349P (base: 2 GHz vs 3.6 GHz). The EPYC 7551 uses the Naples (2017−2018) architecture (14 nm), while the Xeon 6349P uses Raptor Lake-R (2023−2025) (Intel 7 nm). In PassMark, the EPYC 7551 scores 25,844 against the Xeon 6349P's 25,953 — a 0.4% lead for the Xeon 6349P. L3 cache: 64 MB (total) on the EPYC 7551 vs 18 MB (total) on the Xeon 6349P.
| Feature | EPYC 7551 | Xeon 6349P |
|---|---|---|
| Cores / Threads | 32 / 64+433% | 6 / 12 |
| Boost Clock | 3 GHz | 5.4 GHz+80% |
| Base Clock | 2 GHz | 3.6 GHz+80% |
| L3 Cache | 64 MB (total)+256% | 18 MB (total) |
| L2 Cache | 512K (per core) | 1.25 MB (per core)+150% |
| Process | 14 nm | Intel 7 nm-50% |
| Architecture | Naples (2017−2018) | Raptor Lake-R (2023−2025) |
| PassMark | 25,844 | 25,953 |
Memory & Platform
The EPYC 7551 uses the TR4 socket (PCIe 4.0), while the Xeon 6349P uses LGA1700 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | EPYC 7551 | Xeon 6349P |
|---|---|---|
| Socket | TR4 | LGA1700 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
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