Ryzen 9 PRO 5945 vs Xeon Platinum 8268
Ryzen 9 PRO 5945
Xeon Platinum 8268
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
Performance Per Dollar Xeon Platinum 8268
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 PRO 5945 | Xeon Platinum 8268 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($6,302) |
| Longevity | ✨ Modern (Vermeer (2020−2025) / 7 nm) | ✨ Modern (Cascade Lake-SP (2018) / 14 nm) |
💎 Value Proposition
| Insight | Ryzen 9 PRO 5945 | Xeon Platinum 8268 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($6,302) |
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 PRO 5945 and Xeon Platinum 8268
Ryzen 9 PRO 5945
The Ryzen 9 PRO 5945 is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 12 cores and 24 threads. Base frequency is 3 GHz, with boost up to 4.7 GHz. L3 cache: 64 MB. L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 34,549 points. Launch price was $499.
Xeon Platinum 8268
The Xeon Platinum 8268 is manufactured by Intel. It was released in 11 December 2018 (6 years ago). It is based on the Cascade Lake-SP (2018) architecture. It features 24 cores and 48 threads. Base frequency is 2.9 GHz, with boost up to 3.9 GHz. L3 cache: 35.75 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 35,081 points. Launch price was $6,302.
Processing Power
The Ryzen 9 PRO 5945 packs 12 cores / 24 threads, while the Xeon Platinum 8268 offers 24 cores / 48 threads — the Xeon Platinum 8268 has 12 more cores. Boost clocks reach 4.7 GHz on the Ryzen 9 PRO 5945 versus 3.9 GHz on the Xeon Platinum 8268 — a 18.6% clock advantage for the Ryzen 9 PRO 5945 (base: 3 GHz vs 2.9 GHz). The Ryzen 9 PRO 5945 uses the Vermeer (2020−2025) architecture (7 nm), while the Xeon Platinum 8268 uses Cascade Lake-SP (2018) (14 nm). In PassMark, the Ryzen 9 PRO 5945 scores 34,549 against the Xeon Platinum 8268's 35,081 — a 1.5% lead for the Xeon Platinum 8268. Cinebench R23 multi-core: 23,200 vs 24,500 (5.5% advantage for the Xeon Platinum 8268). Geekbench 6 single-core — the metric most relevant to gaming — records 2,175 vs 1,394, a 43.8% lead for the Ryzen 9 PRO 5945 that directly translates to higher frame rates. Multi-core Geekbench: 12,500 vs 12,046 (3.7% advantage for the Ryzen 9 PRO 5945). L3 cache: 64 MB on the Ryzen 9 PRO 5945 vs 35.75 MB (total) on the Xeon Platinum 8268.
| Feature | Ryzen 9 PRO 5945 | Xeon Platinum 8268 |
|---|---|---|
| Cores / Threads | 12 / 24 | 24 / 48+100% |
| Boost Clock | 4.7 GHz+21% | 3.9 GHz |
| Base Clock | 3 GHz+3% | 2.9 GHz |
| L3 Cache | 64 MB+79% | 35.75 MB (total) |
| L2 Cache | 512 kB (per core) | 1 MB (per core)+100% |
| Process | 7 nm-50% | 14 nm |
| Architecture | Vermeer (2020−2025) | Cascade Lake-SP (2018) |
| PassMark | 34,549 | 35,081+2% |
| Cinebench R23 Multi | 23,200 | 24,500+6% |
| Geekbench 6 Single | 2,175+56% | 1,394 |
| Geekbench 6 Multi | 12,500+4% | 12,046 |
Memory & Platform
The Ryzen 9 PRO 5945 uses the AM4 socket (PCIe 4.0), while the Xeon Platinum 8268 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Xeon Platinum 8268 supports up to 1024 GB of RAM compared to 128 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 PRO 5945) vs 6 (Xeon Platinum 8268). PCIe lanes: 20 (Ryzen 9 PRO 5945) vs 48 (Xeon Platinum 8268) — the Xeon Platinum 8268 offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,A520,X470,B450 (Ryzen 9 PRO 5945) and C621,Lewisburg (Xeon Platinum 8268).
| Feature | Ryzen 9 PRO 5945 | Xeon Platinum 8268 |
|---|---|---|
| Socket | AM4 | LGA3647 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | DDR4-3200 | DDR4-2933 |
| Max RAM Capacity | 128 GB | 1024 GB+700% |
| RAM Channels | 2 | 6+200% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 48+140% |
Advanced Features
Neither processor supports overclocking. Only the Xeon Platinum 8268 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (SVM) (Ryzen 9 PRO 5945) vs VT-x, VT-d, EPT (Xeon Platinum 8268). Primary use case: Ryzen 9 PRO 5945 targets High-end Gaming, Xeon Platinum 8268 targets High-end Server. Direct competitor: Ryzen 9 PRO 5945 rivals Core i9-12900; Xeon Platinum 8268 rivals EPYC 7452.
| Feature | Ryzen 9 PRO 5945 | Xeon Platinum 8268 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V (SVM) | VT-x, VT-d, EPT |
| Target Use | High-end Gaming | High-end Server |
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