CPU
GPU
Ryzen 9 7900X
EPYC 7502P
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 7900X
Performance Per Dollar EPYC 7502P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 7900X | EPYC 7502P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($316) | ⚠️ Higher cost ($1,299) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | ✨ Modern (Zen 2 (2017−2020) / 7 nm, 14 nm) |
💎 Value Proposition
| Insight | Ryzen 9 7900X | EPYC 7502P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+312%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($316) | ⚠️ Higher cost ($1,299) |
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 7900X and EPYC 7502P
Ryzen 9 7900X
The Ryzen 9 7900X is manufactured by AMD. It was released in 2022-09-27. It is based on the Raphael (Zen4) (2022−2023) architecture. It features 12 cores and 24 threads. Base frequency is 4.7 GHz, with boost up to 5.6 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 170 Watt. Memory support: DDR5-5200. Passmark benchmark score: 51,329 points. Launch price was $549.
EPYC 7502P
The EPYC 7502P 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 32 cores and 64 threads. Base frequency is 2.5 GHz, with boost up to 3.35 GHz. L3 cache: 128 MB (total). L2 cache: 512K (per core). Built on 7 nm, 14 nm process technology. Socket: TR4. Thermal design power (TDP): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 51,206 points. Launch price was $2,300.
Processing Power
The Ryzen 9 7900X packs 12 cores / 24 threads, while the EPYC 7502P offers 32 cores / 64 threads — the EPYC 7502P has 20 more cores. Boost clocks reach 5.6 GHz on the Ryzen 9 7900X versus 3.35 GHz on the EPYC 7502P — a 50.3% clock advantage for the Ryzen 9 7900X (base: 4.7 GHz vs 2.5 GHz). The Ryzen 9 7900X uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the EPYC 7502P uses Zen 2 (2017−2020) (7 nm, 14 nm). In PassMark, the Ryzen 9 7900X scores 51,329 against the EPYC 7502P's 51,206 — a 0.2% lead for the Ryzen 9 7900X. L3 cache: 64 MB (total) on the Ryzen 9 7900X vs 128 MB (total) on the EPYC 7502P.
| Feature | Ryzen 9 7900X | EPYC 7502P |
|---|---|---|
| Cores / Threads | 12 / 24 | 32 / 64+167% |
| Boost Clock | 5.6 GHz+67% | 3.35 GHz |
| Base Clock | 4.7 GHz+88% | 2.5 GHz |
| L3 Cache | 64 MB (total) | 128 MB (total)+100% |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 5 nm-29% | 7 nm, 14 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Zen 2 (2017−2020) |
| PassMark | 51,329 | 51,206 |
| Cinebench R23 Multi | 29,557 | — |
Memory & Platform
The Ryzen 9 7900X uses the AM5 socket (PCIe 5.0), while the EPYC 7502P uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 9 7900X versus 3200 on the EPYC 7502P — the EPYC 7502P supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7502P supports up to 4096 of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 7900X) vs 8 (EPYC 7502P). PCIe lanes: 28 (Ryzen 9 7900X) vs 128 (EPYC 7502P) — the EPYC 7502P offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AM5 (Ryzen 9 7900X) and SP3 (EPYC 7502P).
| Feature | Ryzen 9 7900X | EPYC 7502P |
|---|---|---|
| Socket | AM5 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-5200 | 3200+63900% |
| Max RAM Capacity | 128 GB+3276700% | 4096 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 128+357% |
Advanced Features
Only the Ryzen 9 7900X 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 (Ryzen 9 7900X) vs VT-x, VT-d (EPYC 7502P). The Ryzen 9 7900X includes integrated graphics (Radeon Graphics), while the EPYC 7502P requires a dedicated GPU. Primary use case: Ryzen 9 7900X targets Gaming. Direct competitor: Ryzen 9 7900X rivals Core i9-13900K; EPYC 7502P rivals Xeon Gold 6338.
| Feature | Ryzen 9 7900X | EPYC 7502P |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Radeon Graphics | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | AMD-V | VT-x, VT-d |
| Target Use | Gaming | — |
Value Analysis
The Ryzen 9 7900X launched at $549 MSRP, while the EPYC 7502P debuted at $2300. At current prices ($316 vs $1299), the Ryzen 9 7900X is $983 cheaper. In terms of value (PassMark points per dollar), the Ryzen 9 7900X delivers 162.4 pts/$ vs 39.4 pts/$ for the EPYC 7502P — making the Ryzen 9 7900X the 121.9% better value option.
| Feature | Ryzen 9 7900X | EPYC 7502P |
|---|---|---|
| MSRP | $549-76% | $2300 |
| Avg Price (30d) | $316-76% | $1299 |
| Performance per Dollar | 162.4+312% | 39.4 |
| Release Date | 2022 | 2019 |
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