Ryzen 9 3900 vs Xeon 6357P
Ryzen 9 3900
Xeon 6357P
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 Xeon 6357P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 3900 | Xeon 6357P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($150) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Matisse (Zen 2) (2019−2020) / 7 nm, 12 nm) | ✨ Modern (Raptor Lake-R (2023−2025) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 9 3900 | Xeon 6357P |
|---|---|---|
| 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 Xeon 6357P
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.
Xeon 6357P
The Xeon 6357P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 8 cores and 16 threads. Base frequency is 3 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 80 Watt. Memory support: DDR5-4800. Passmark benchmark score: 30,401 points. Launch price was $556.
Processing Power
The Ryzen 9 3900 packs 12 cores / 24 threads, while the Xeon 6357P 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 5.1 GHz on the Xeon 6357P — a 17% clock advantage for the Xeon 6357P (base: 3.1 GHz vs 3 GHz). The Ryzen 9 3900 uses the Matisse (Zen 2) (2019−2020) architecture (7 nm, 12 nm), while the Xeon 6357P uses Raptor Lake-R (2023−2025) (Intel 7 nm). In PassMark, the Ryzen 9 3900 scores 30,588 against the Xeon 6357P's 30,401 — a 0.6% lead for the Ryzen 9 3900. Cinebench R23 multi-core: 17,700 vs 18,000 (1.7% advantage for the Xeon 6357P). Geekbench 6 single-core — the metric most relevant to gaming — records 1,713 vs 2,784, a 47.6% lead for the Xeon 6357P that directly translates to higher frame rates. Multi-core Geekbench: 10,983 vs 12,769 (15% advantage for the Xeon 6357P). L3 cache: 64 MB on the Ryzen 9 3900 vs 24 MB (total) on the Xeon 6357P.
| Feature | Ryzen 9 3900 | Xeon 6357P |
|---|---|---|
| Cores / Threads | 12 / 24+50% | 8 / 16 |
| Boost Clock | 4.3 GHz | 5.1 GHz+19% |
| Base Clock | 3.1 GHz+3% | 3 GHz |
| L3 Cache | 64 MB+167% | 24 MB (total) |
| L2 Cache | 512 kB (per core) | 2 MB (per core)+300% |
| Process | 7 nm, 12 nm | Intel 7 nm |
| Architecture | Matisse (Zen 2) (2019−2020) | Raptor Lake-R (2023−2025) |
| PassMark | 30,588 | 30,401 |
| Cinebench R23 Multi | 17,700 | 18,000+2% |
| Geekbench 6 Single | 1,713 | 2,784+63% |
| Geekbench 6 Multi | 10,983 | 12,769+16% |
Memory & Platform
The Ryzen 9 3900 uses the AM4 socket (PCIe 4.0), while the Xeon 6357P uses LGA1700 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 3900 versus DDR5-4800 on the Xeon 6357P — the Xeon 6357P supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 9 3900) vs 20 (Xeon 6357P) — the Ryzen 9 3900 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,X470,B450 (Ryzen 9 3900) and Server chipsets (Xeon 6357P).
| Feature | Ryzen 9 3900 | Xeon 6357P |
|---|---|---|
| Socket | AM4 | LGA1700 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | DDR5-4800+25% |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 24+20% | 20 |
Advanced Features
Only the Ryzen 9 3900 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon 6357P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 3900) vs VT-x, VT-d, EPT (Xeon 6357P). Primary use case: Ryzen 9 3900 targets Workstation Desktop (low power), Xeon 6357P targets Edge Server / Workstation. Direct competitor: Ryzen 9 3900 rivals Core i9-9900; Xeon 6357P rivals Core i7-14700.
| Feature | Ryzen 9 3900 | Xeon 6357P |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | VT-x, VT-d, EPT |
| Target Use | Workstation Desktop (low power) | Edge Server / Workstation |
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