Ryzen 9 7950X3D vs EPYC 7351
Ryzen 9 7950X3D
EPYC 7351
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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 9 7950X3D
Performance Per Dollar EPYC 7351
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 7950X3D | EPYC 7351 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($486) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm, 6 nm) | ✨ Modern (Naples (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Ryzen 9 7950X3D | EPYC 7351 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($486) | ✅ 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 9 7950X3D and EPYC 7351
Ryzen 9 7950X3D
The Ryzen 9 7950X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 16 cores and 32 threads. Base frequency is 4.2 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 62,323 points. Launch price was $699.
EPYC 7351
The EPYC 7351 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 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 2.9 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: 23,226 points. Launch price was $1,100.
Processing Power
Both the Ryzen 9 7950X3D and EPYC 7351 share an identical 16-core/32-thread configuration. Boost clocks reach 5.7 GHz on the Ryzen 9 7950X3D versus 2.9 GHz on the EPYC 7351 — a 65.1% clock advantage for the Ryzen 9 7950X3D (base: 4.2 GHz vs 2.4 GHz). The Ryzen 9 7950X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm, 6 nm), while the EPYC 7351 uses Naples (2017−2018) (14 nm). In PassMark, the Ryzen 9 7950X3D scores 62,323 against the EPYC 7351's 23,226 — a 91.4% lead for the Ryzen 9 7950X3D. L3 cache: 128 MB (total) on the Ryzen 9 7950X3D vs 64 MB (total) on the EPYC 7351.
| Feature | Ryzen 9 7950X3D | EPYC 7351 |
|---|---|---|
| Cores / Threads | 16 / 32 | 16 / 32 |
| Boost Clock | 5.7 GHz+97% | 2.9 GHz |
| Base Clock | 4.2 GHz+75% | 2.4 GHz |
| L3 Cache | 128 MB (total)+100% | 64 MB (total) |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 5 nm, 6 nm-64% | 14 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Naples (2017−2018) |
| PassMark | 62,323+168% | 23,226 |
| Cinebench R23 Multi | 38,581 | — |
| Geekbench 6 Single | 2,926 | — |
| Geekbench 6 Multi | 19,643 | — |
Memory & Platform
The Ryzen 9 7950X3D uses the AM5 socket (PCIe 5.0), while the EPYC 7351 uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 9 7950X3D | EPYC 7351 |
|---|---|---|
| Socket | AM5 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5200 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 28 | — |
Advanced Features
Virtualization: true (Ryzen 9 7950X3D) / not specified (EPYC 7351). The Ryzen 9 7950X3D includes integrated graphics (Radeon Graphics), while the EPYC 7351 requires a dedicated GPU. Direct competitor: Ryzen 9 7950X3D rivals Core i9-13900K.
| Feature | Ryzen 9 7950X3D | EPYC 7351 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Radeon Graphics | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | true | — |
Top Performing CPUs
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