EPYC 9745 vs Ryzen 7 5800X
EPYC 9745
Popular choices:
Ryzen 7 5800X
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 9745
Performance Per Dollar Ryzen 7 5800X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9745 | Ryzen 7 5800X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($10,588) | ✅ More affordable ($180) |
| Longevity | ✨ Modern (Turin (2024) / 3 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | EPYC 9745 | Ryzen 7 5800X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+1147%) |
| Upfront Cost | ⚠️ Higher cost ($10,588) | ✅ More affordable ($180) |
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 9745 and Ryzen 7 5800X
EPYC 9745
The EPYC 9745 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 128 cores and 256 threads. Base frequency is 2.4 GHz, with boost up to 3.7 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 3 nm process technology. Socket: SP5. Thermal design power (TDP): 400 Watt. Memory support: DDR5. Passmark benchmark score: 130,698 points. Launch price was $12,141.
Ryzen 7 5800X
The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.
Processing Power
The EPYC 9745 packs 128 cores / 256 threads, while the Ryzen 7 5800X offers 8 cores / 16 threads — the EPYC 9745 has 120 more cores. Boost clocks reach 3.7 GHz on the EPYC 9745 versus 4.7 GHz on the Ryzen 7 5800X — a 23.8% clock advantage for the Ryzen 7 5800X (base: 2.4 GHz vs 3.8 GHz). The EPYC 9745 uses the Turin (2024) architecture (3 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the EPYC 9745 scores 130,698 against the Ryzen 7 5800X's 27,712 — a 130% lead for the EPYC 9745. L3 cache: 256 MB (total) on the EPYC 9745 vs 32 MB on the Ryzen 7 5800X.
| Feature | EPYC 9745 | Ryzen 7 5800X |
|---|---|---|
| Cores / Threads | 128 / 256+1500% | 8 / 16 |
| Boost Clock | 3.7 GHz | 4.7 GHz+27% |
| Base Clock | 2.4 GHz | 3.8 GHz+58% |
| L3 Cache | 256 MB (total)+700% | 32 MB |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 3 nm-57% | 7 nm, 12 nm |
| Architecture | Turin (2024) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 130,698+372% | 27,712 |
Memory & Platform
The EPYC 9745 uses the SP5 socket (PCIe 5.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6000 on the EPYC 9745 versus DDR4-3200 on the Ryzen 7 5800X — the EPYC 9745 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 5800X supports up to 128 GB of RAM compared to 6 TB — 182.1% more capacity for professional workloads. Memory channels: 12 (EPYC 9745) vs 2 (Ryzen 7 5800X). PCIe lanes: 128 (EPYC 9745) vs 24 (Ryzen 7 5800X) — the EPYC 9745 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9745) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).
| Feature | EPYC 9745 | Ryzen 7 5800X |
|---|---|---|
| Socket | SP5 | AM4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-6000+25% | DDR4-3200 |
| Max RAM Capacity | 6 TB+4700% | 128 GB |
| RAM Channels | 12+500% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128+433% | 24 |
Advanced Features
Virtualization support: AMD-V, SEV-SNP (EPYC 9745) vs AMD-V (Ryzen 7 5800X). Primary use case: EPYC 9745 targets Data Center / High Density, Ryzen 7 5800X targets Desktop. Direct competitor: EPYC 9745 rivals Xeon 6980P.
| Feature | EPYC 9745 | Ryzen 7 5800X |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | AMD-V, SEV-SNP | AMD-V |
| Target Use | Data Center / High Density | Desktop |
Value Analysis
The EPYC 9745 launched at $12141 MSRP, while the Ryzen 7 5800X debuted at $449. At current prices ($10588 vs $180), the Ryzen 7 5800X is $10408 cheaper. In terms of value (PassMark points per dollar), the EPYC 9745 delivers 12.3 pts/$ vs 154.0 pts/$ for the Ryzen 7 5800X — making the Ryzen 7 5800X the 170.3% better value option.
| Feature | EPYC 9745 | Ryzen 7 5800X |
|---|---|---|
| MSRP | $12141 | $449-96% |
| Avg Price (30d) | $10588 | $180-98% |
| Performance per Dollar | 12.3 | 154.0+1152% |
| Release Date | 2024 | 2020 |
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