EPYC 4345P vs Ryzen 7 7800X3D
EPYC 4345P
Popular choices:
Ryzen 7 7800X3D
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 4345P
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 4345P | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($329) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Grado (2025) / 4 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | EPYC 4345P | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+23%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($329) | ⚠️ Higher cost ($384) |
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 4345P and Ryzen 7 7800X3D
EPYC 4345P
The EPYC 4345P is manufactured by AMD. It was released in 13 May 2025 (less than a year ago). It is based on the Grado (2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 5.5 GHz. L3 cache: 32 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 36,006 points. Launch price was $329.
Ryzen 7 7800X3D
The Ryzen 7 7800X3D 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 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Processing Power
Both the EPYC 4345P and Ryzen 7 7800X3D share an identical 8-core/16-thread configuration. Boost clocks reach 5.5 GHz on the EPYC 4345P versus 5 GHz on the Ryzen 7 7800X3D — a 9.5% clock advantage for the EPYC 4345P (base: 3.8 GHz vs 4.4 GHz). The EPYC 4345P uses the Grado (2025) architecture (4 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the EPYC 4345P scores 36,006 against the Ryzen 7 7800X3D's 34,293 — a 4.9% lead for the EPYC 4345P. L3 cache: 32 MB (total) on the EPYC 4345P vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | EPYC 4345P | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 5.5 GHz+10% | 5 GHz |
| Base Clock | 3.8 GHz | 4.4 GHz+16% |
| L3 Cache | 32 MB (total) | 96 MB (total)+200% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 4 nm-20% | 5 nm |
| Architecture | Grado (2025) | Raphael (Zen4) (2022−2023) |
| PassMark | 36,006+5% | 34,293 |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
Both processors use the AM5 socket with PCIe 4.0. Maximum memory speed reaches 5600 on the EPYC 4345P versus DDR5-5200 on the Ryzen 7 7800X3D — the EPYC 4345P supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 of RAM. Both feature 2-channel memory with ECC support. Both provide 28 PCIe lanes. Chipset compatibility: AM5 (EPYC 4345P) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | EPYC 4345P | Ryzen 7 7800X3D |
|---|---|---|
| Socket | AM5 | AM5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 5600+111900% | DDR5-5200 |
| Max RAM Capacity | 128 | 128 GB+104857500% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 28 |
Advanced Features
Only the Ryzen 7 7800X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: AMD-V, IOMMU (EPYC 4345P) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — AMD Radeon Graphics (EPYC 4345P) and AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: EPYC 4345P rivals Xeon E-2488; Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | EPYC 4345P | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | AMD Radeon Graphics | AMD Radeon Graphics (2-core) |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | AMD-V, IOMMU | AMD-V |
| Target Use | — | Gaming |
Value Analysis
The EPYC 4345P launched at $329 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($329 vs $384), the EPYC 4345P is $55 cheaper. In terms of value (PassMark points per dollar), the EPYC 4345P delivers 109.4 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the EPYC 4345P the 20.3% better value option.
| Feature | EPYC 4345P | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $329-27% | $449 |
| Avg Price (30d) | $329-14% | $384 |
| Performance per Dollar | 109.4+23% | 89.3 |
| Release Date | 2025 | 2023 |
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