
Ryzen Threadripper PRO 3945WX vs Xeon Gold 6326

Ryzen Threadripper PRO 3945WX

Xeon Gold 6326
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 Threadripper PRO 3945WX
Performance Per Dollar Xeon Gold 6326
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper PRO 3945WX | Xeon Gold 6326 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($100) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Castle Peak (2020) / 7 nm, 12 nm) | ✨ Modern (Ice Lake-SP (2021) / 10 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper PRO 3945WX | Xeon Gold 6326 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($100) | ✅ 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 Threadripper PRO 3945WX and Xeon Gold 6326

Ryzen Threadripper PRO 3945WX
The Ryzen Threadripper PRO 3945WX is manufactured by AMD. It was released in 14 July 2020 (5 years ago). It is based on the Castle Peak (2020) architecture. It features 12 cores and 24 threads. Base frequency is 4 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: sWRX8. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 33,455 points. Launch price was $499.

Xeon Gold 6326
The Xeon Gold 6326 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 16 cores and 32 threads. Base frequency is 2.9 GHz, with boost up to 3.5 GHz. L3 cache: 24 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 185 Watt. Memory support: DDR4-3200. Passmark benchmark score: 33,764 points. Launch price was $800.
Processing Power
The Ryzen Threadripper PRO 3945WX packs 12 cores / 24 threads, while the Xeon Gold 6326 offers 16 cores / 32 threads — the Xeon Gold 6326 has 4 more cores. Boost clocks reach 4.3 GHz on the Ryzen Threadripper PRO 3945WX versus 3.5 GHz on the Xeon Gold 6326 — a 20.5% clock advantage for the Ryzen Threadripper PRO 3945WX (base: 4 GHz vs 2.9 GHz). The Ryzen Threadripper PRO 3945WX uses the Castle Peak (2020) architecture (7 nm, 12 nm), while the Xeon Gold 6326 uses Ice Lake-SP (2021) (10 nm). In PassMark, the Ryzen Threadripper PRO 3945WX scores 33,455 against the Xeon Gold 6326's 33,764 — a 0.9% lead for the Xeon Gold 6326. Cinebench R23 multi-core: 18,500 vs 24,500 (27.9% advantage for the Xeon Gold 6326). Geekbench 6 single-core — the metric most relevant to gaming — records 1,652 vs 1,631, a 1.3% lead for the Ryzen Threadripper PRO 3945WX that directly translates to higher frame rates. Multi-core Geekbench: 11,500 vs 16,254 (34.3% advantage for the Xeon Gold 6326). L3 cache: 64 MB on the Ryzen Threadripper PRO 3945WX vs 24 MB (total) on the Xeon Gold 6326.
| Feature | Ryzen Threadripper PRO 3945WX | Xeon Gold 6326 |
|---|---|---|
| Cores / Threads | 12 / 24 | 16 / 32+33% |
| Boost Clock | 4.3 GHz+23% | 3.5 GHz |
| Base Clock | 4 GHz+38% | 2.9 GHz |
| L3 Cache | 64 MB+167% | 24 MB (total) |
| L2 Cache | 512 kB (per core) | 1 MB (per core)+100% |
| Process | 7 nm, 12 nm-30% | 10 nm |
| Architecture | Castle Peak (2020) | Ice Lake-SP (2021) |
| PassMark | 33,455 | 33,764 |
| Cinebench R23 Multi | 18,500 | 24,500+32% |
| Geekbench 6 Single | 1,652+1% | 1,631 |
| Geekbench 6 Multi | 11,500 | 16,254+41% |
Memory & Platform
The Ryzen Threadripper PRO 3945WX uses the sWRX8 socket (PCIe 4.0), while the Xeon Gold 6326 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Xeon Gold 6326 supports up to 4096 GB of RAM compared to 2048 GB — 66.7% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 128 (Ryzen Threadripper PRO 3945WX) vs 64 (Xeon Gold 6326) — the Ryzen Threadripper PRO 3945WX offers 64 more lanes for additional GPUs or NVMe drives. Chipset compatibility: WRX80 (Ryzen Threadripper PRO 3945WX) and C621A,Ice Lake-SP (Xeon Gold 6326).
| Feature | Ryzen Threadripper PRO 3945WX | Xeon Gold 6326 |
|---|---|---|
| Socket | sWRX8 | LGA4189 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | DDR4-3200 |
| Max RAM Capacity | 2048 GB | 4096 GB+100% |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128+100% | 64 |
Advanced Features
Only the Ryzen Threadripper PRO 3945WX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Gold 6326 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen Threadripper PRO 3945WX) vs VT-x, VT-d, EPT (Xeon Gold 6326). Primary use case: Ryzen Threadripper PRO 3945WX targets Professional Workstation, Xeon Gold 6326 targets High-core Server. Direct competitor: Ryzen Threadripper PRO 3945WX rivals Xeon w5-2455X; Xeon Gold 6326 rivals EPYC 7313.
| Feature | Ryzen Threadripper PRO 3945WX | Xeon Gold 6326 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | VT-x, VT-d, EPT |
| Target Use | Professional Workstation | High-core Server |
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