Ryzen 9 3900 vs EPYC 9015
Ryzen 9 3900
EPYC 9015
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 3900
Performance Per Dollar EPYC 9015
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 3900 | EPYC 9015 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($150) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Matisse (Zen 2) (2019−2020) / 7 nm, 12 nm) | ✨ Modern (Turin (2024) / 4 nm) |
💎 Value Proposition
| Insight | Ryzen 9 3900 | EPYC 9015 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($150) | ✅ 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 3900 and EPYC 9015
Ryzen 9 3900
The Ryzen 9 3900 is manufactured by AMD. It was released in 24 September 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 12 cores and 24 threads. Base frequency is 3.1 GHz, with boost up to 4.3 GHz. L3 cache: 64 MB. L2 cache: 512 kB (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 30,588 points. Launch price was $499.
EPYC 9015
The EPYC 9015 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.1 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 125 Watt. Memory support: DDR5. Passmark benchmark score: 30,505 points. Launch price was $527.
Processing Power
The Ryzen 9 3900 packs 12 cores / 24 threads, while the EPYC 9015 offers 8 cores / 16 threads — the Ryzen 9 3900 has 4 more cores. Boost clocks reach 4.3 GHz on the Ryzen 9 3900 versus 4.1 GHz on the EPYC 9015 — a 4.8% clock advantage for the Ryzen 9 3900 (base: 3.1 GHz vs 3.6 GHz). The Ryzen 9 3900 uses the Matisse (Zen 2) (2019−2020) architecture (7 nm, 12 nm), while the EPYC 9015 uses Turin (2024) (4 nm). In PassMark, the Ryzen 9 3900 scores 30,588 against the EPYC 9015's 30,505 — a 0.3% lead for the Ryzen 9 3900. Cinebench R23 multi-core: 17,700 vs 15,000 (16.5% advantage for the Ryzen 9 3900). Geekbench 6 single-core — the metric most relevant to gaming — records 1,713 vs 1,400, a 20.1% lead for the Ryzen 9 3900 that directly translates to higher frame rates. Multi-core Geekbench: 10,983 vs 11,000 (0.2% advantage for the EPYC 9015). L3 cache: 64 MB on the Ryzen 9 3900 vs 64 MB (total) on the EPYC 9015.
| Feature | Ryzen 9 3900 | EPYC 9015 |
|---|---|---|
| Cores / Threads | 12 / 24+50% | 8 / 16 |
| Boost Clock | 4.3 GHz+5% | 4.1 GHz |
| Base Clock | 3.1 GHz | 3.6 GHz+16% |
| L3 Cache | 64 MB | 64 MB (total) |
| L2 Cache | 512 kB (per core) | 1 MB (per core)+100% |
| Process | 7 nm, 12 nm | 4 nm-43% |
| Architecture | Matisse (Zen 2) (2019−2020) | Turin (2024) |
| PassMark | 30,588 | 30,505 |
| Cinebench R23 Multi | 17,700+18% | 15,000 |
| Geekbench 6 Single | 1,713+22% | 1,400 |
| Geekbench 6 Multi | 10,983 | 11,000 |
Memory & Platform
The Ryzen 9 3900 uses the AM4 socket (PCIe 4.0), while the EPYC 9015 uses SP5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 3900 versus DDR5-6000 on the EPYC 9015 — the EPYC 9015 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9015 supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 3900) vs 12 (EPYC 9015). PCIe lanes: 24 (Ryzen 9 3900) vs 128 (EPYC 9015) — the EPYC 9015 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,X470,B450 (Ryzen 9 3900) and SP5 platform (EPYC 9015).
| Feature | Ryzen 9 3900 | EPYC 9015 |
|---|---|---|
| Socket | AM4 | SP5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | DDR5-6000+25% |
| Max RAM Capacity | 128 GB | 4096 GB+3100% |
| RAM Channels | 2 | 12+500% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 24 | 128+433% |
Advanced Features
Only the Ryzen 9 3900 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the EPYC 9015 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 3900) vs AMD-V, SEV-SNP (EPYC 9015). Primary use case: Ryzen 9 3900 targets Workstation Desktop (low power), EPYC 9015 targets Next-gen Data Center / AI Workloads. Direct competitor: Ryzen 9 3900 rivals Core i9-9900; EPYC 9015 rivals Xeon 6.
| Feature | Ryzen 9 3900 | EPYC 9015 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | AMD-V, SEV-SNP |
| Target Use | Workstation Desktop (low power) | Next-gen Data Center / AI Workloads |
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