CPU
GPU
Ryzen 9 PRO 7945
EPYC 7402
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 PRO 7945
Performance Per Dollar EPYC 7402
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 PRO 7945 | EPYC 7402 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($450) | ⚠️ Higher cost ($2,285) |
| Longevity | ✨ Modern (Raphael (2023−2025) / 5 nm) | ✨ Modern (Zen 2 (2017−2020) / 7 nm, 14 nm) |
💎 Value Proposition
| Insight | Ryzen 9 PRO 7945 | EPYC 7402 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+417%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($450) | ⚠️ Higher cost ($2,285) |
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 PRO 7945 and EPYC 7402
Ryzen 9 PRO 7945
The Ryzen 9 PRO 7945 is manufactured by AMD. It was released in 13 June 2023 (2 years ago). It is based on the Raphael (2023−2025) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 46,828 points. Launch price was $499.
EPYC 7402
The EPYC 7402 is manufactured by AMD. It was released in 7 August 2019 (6 years ago). It is based on the Zen 2 (2017−2020) architecture. It features 24 cores and 48 threads. Base frequency is 2.8 GHz, with boost up to 3.35 GHz. L3 cache: 32 MB (total). L2 cache: 512 kB (per core). Built on 7 nm, 14 nm process technology. Socket: SP3. Thermal design power (TDP): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 46,012 points. Launch price was $1,783.
Processing Power
The Ryzen 9 PRO 7945 packs 12 cores / 24 threads, while the EPYC 7402 offers 24 cores / 48 threads — the EPYC 7402 has 12 more cores. Boost clocks reach 5.4 GHz on the Ryzen 9 PRO 7945 versus 3.35 GHz on the EPYC 7402 — a 46.9% clock advantage for the Ryzen 9 PRO 7945 (base: 3.7 GHz vs 2.8 GHz). The Ryzen 9 PRO 7945 uses the Raphael (2023−2025) architecture (5 nm), while the EPYC 7402 uses Zen 2 (2017−2020) (7 nm, 14 nm). In PassMark, the Ryzen 9 PRO 7945 scores 46,828 against the EPYC 7402's 46,012 — a 1.8% lead for the Ryzen 9 PRO 7945. Cinebench R23 multi-core: 28,905 vs 28,546 (1.2% advantage for the Ryzen 9 PRO 7945). Geekbench 6 single-core — the metric most relevant to gaming — records 2,206 vs 1,299, a 51.8% lead for the Ryzen 9 PRO 7945 that directly translates to higher frame rates. Multi-core Geekbench: 16,832 vs 12,622 (28.6% advantage for the Ryzen 9 PRO 7945). L3 cache: 64 MB (total) on the Ryzen 9 PRO 7945 vs 32 MB (total) on the EPYC 7402.
| Feature | Ryzen 9 PRO 7945 | EPYC 7402 |
|---|---|---|
| Cores / Threads | 12 / 24 | 24 / 48+100% |
| Boost Clock | 5.4 GHz+61% | 3.35 GHz |
| Base Clock | 3.7 GHz+32% | 2.8 GHz |
| L3 Cache | 64 MB (total)+100% | 32 MB (total) |
| L2 Cache | 1 MB (per core)+100% | 512 kB (per core) |
| Process | 5 nm-29% | 7 nm, 14 nm |
| Architecture | Raphael (2023−2025) | Zen 2 (2017−2020) |
| PassMark | 46,828+2% | 46,012 |
| Cinebench R23 Multi | 28,905+1% | 28,546 |
| Geekbench 6 Single | 2,206+70% | 1,299 |
| Geekbench 6 Multi | 16,832+33% | 12,622 |
Memory & Platform
The Ryzen 9 PRO 7945 uses the AM5 socket (PCIe 5.0), while the EPYC 7402 uses SP3 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 9 PRO 7945 versus DDR4-3200 on the EPYC 7402 — the Ryzen 9 PRO 7945 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7402 supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 PRO 7945) vs 8 (EPYC 7402). PCIe lanes: 28 (Ryzen 9 PRO 7945) vs 128 (EPYC 7402) — the EPYC 7402 offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 PRO 7945) and SP3,Rome (EPYC 7402).
| Feature | Ryzen 9 PRO 7945 | EPYC 7402 |
|---|---|---|
| Socket | AM5 | SP3 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5200+25% | DDR4-3200 |
| Max RAM Capacity | 128 GB | 4096 GB+3100% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 128+357% |
Advanced Features
Only the Ryzen 9 PRO 7945 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 9 PRO 7945 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen 9 PRO 7945) vs AMD-V, SEV, IOMMU (EPYC 7402). The Ryzen 9 PRO 7945 includes integrated graphics (Radeon Graphics), while the EPYC 7402 requires a dedicated GPU. Primary use case: EPYC 7402 targets Server / Workstation. Direct competitor: Ryzen 9 PRO 7945 rivals Core i9-13900; EPYC 7402 rivals Xeon Gold 6242.
| Feature | Ryzen 9 PRO 7945 | EPYC 7402 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Radeon Graphics | — |
| Unlocked | Yes | No |
| AVX-512 | Yes | No |
| Virtualization | true | AMD-V, SEV, IOMMU |
| Target Use | — | Server / Workstation |
Value Analysis
The Ryzen 9 PRO 7945 launched at $409 MSRP, while the EPYC 7402 debuted at $1783. At current prices ($450 vs $2285), the Ryzen 9 PRO 7945 is $1835 cheaper. In terms of value (PassMark points per dollar), the Ryzen 9 PRO 7945 delivers 104.1 pts/$ vs 20.1 pts/$ for the EPYC 7402 — making the Ryzen 9 PRO 7945 the 135.1% better value option.
| Feature | Ryzen 9 PRO 7945 | EPYC 7402 |
|---|---|---|
| MSRP | $409-77% | $1783 |
| Avg Price (30d) | $450-80% | $2285 |
| Performance per Dollar | 104.1+418% | 20.1 |
| Release Date | 2023 | 2019 |
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