CPU
GPU
Ryzen Threadripper PRO 9945WX
Ryzen 9 9900X3D
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 9945WX
Performance Per Dollar Ryzen 9 9900X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper PRO 9945WX | Ryzen 9 9900X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($1,340) | ✅ More affordable ($589) |
| Longevity | ✨ Modern (Shimada Peak (2025) / 4 nm) | ✨ Modern (Granite Ridge (2024−2025) / 4 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper PRO 9945WX | Ryzen 9 9900X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+125%) |
| Upfront Cost | ⚠️ Higher cost ($1,340) | ✅ More affordable ($589) |
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 9945WX and Ryzen 9 9900X3D
Ryzen Threadripper PRO 9945WX
The Ryzen Threadripper PRO 9945WX is manufactured by AMD. It was released in 2025-01-01. It is based on the Shimada Peak (2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.7 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: sTR5. Thermal design power (TDP): 350 Watt. Memory support: DDR5. Passmark benchmark score: 56,854 points. Launch price was $2,000.
Ryzen 9 9900X3D
The Ryzen 9 9900X3D is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Granite Ridge (2024−2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.4 GHz, with boost up to 5.5 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5. Passmark benchmark score: 56,301 points. Launch price was $599.
Processing Power
Both the Ryzen Threadripper PRO 9945WX and Ryzen 9 9900X3D share an identical 12-core/24-thread configuration. Boost clocks reach 5.4 GHz on the Ryzen Threadripper PRO 9945WX versus 5.5 GHz on the Ryzen 9 9900X3D — a 1.8% clock advantage for the Ryzen 9 9900X3D (base: 4.7 GHz vs 4.4 GHz). The Ryzen Threadripper PRO 9945WX uses the Shimada Peak (2025) architecture (4 nm), while the Ryzen 9 9900X3D uses Granite Ridge (2024−2025) (4 nm). In PassMark, the Ryzen Threadripper PRO 9945WX scores 56,854 against the Ryzen 9 9900X3D's 56,301 — a 1% lead for the Ryzen Threadripper PRO 9945WX. L3 cache: 64 MB (total) on the Ryzen Threadripper PRO 9945WX vs 128 MB (total) on the Ryzen 9 9900X3D.
| Feature | Ryzen Threadripper PRO 9945WX | Ryzen 9 9900X3D |
|---|---|---|
| Cores / Threads | 12 / 24 | 12 / 24 |
| Boost Clock | 5.4 GHz | 5.5 GHz+2% |
| Base Clock | 4.7 GHz+7% | 4.4 GHz |
| L3 Cache | 64 MB (total) | 128 MB (total)+100% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 4 nm | 4 nm |
| Architecture | Shimada Peak (2025) | Granite Ridge (2024−2025) |
| PassMark | 56,854 | 56,301 |
| Geekbench 6 Single | — | 3,400 |
| Geekbench 6 Multi | — | 26,000 |
Memory & Platform
The Ryzen Threadripper PRO 9945WX uses the sTR5 socket (PCIe 4.0), while the Ryzen 9 9900X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Ryzen Threadripper PRO 9945WX versus DDR5-5600 on the Ryzen 9 9900X3D — the Ryzen Threadripper PRO 9945WX supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen Threadripper PRO 9945WX supports up to 2048 of RAM compared to 192 GB — 165.7% more capacity for professional workloads. Memory channels: 8 (Ryzen Threadripper PRO 9945WX) vs 2 (Ryzen 9 9900X3D). PCIe lanes: 128 (Ryzen Threadripper PRO 9945WX) vs 24 (Ryzen 9 9900X3D) — the Ryzen Threadripper PRO 9945WX offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: WRX90,TRX50 (Ryzen Threadripper PRO 9945WX) and X670,X670E,X870,X870E (Ryzen 9 9900X3D).
| Feature | Ryzen Threadripper PRO 9945WX | Ryzen 9 9900X3D |
|---|---|---|
| Socket | sTR5 | AM5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 6400+127900% | DDR5-5600 |
| Max RAM Capacity | 2048 | 192 GB+9830300% |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128+433% | 24 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d, AMD-V (Ryzen Threadripper PRO 9945WX) vs AMD-V (Ryzen 9 9900X3D). The Ryzen 9 9900X3D includes integrated graphics (AMD Radeon Graphics (2 Cores)), while the Ryzen Threadripper PRO 9945WX requires a dedicated GPU. Primary use case: Ryzen 9 9900X3D targets High End Gaming/Creation. Direct competitor: Ryzen Threadripper PRO 9945WX rivals Xeon w7-3545; Ryzen 9 9900X3D rivals Core Ultra 9 285K.
| Feature | Ryzen Threadripper PRO 9945WX | Ryzen 9 9900X3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon Graphics (2 Cores) |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, AMD-V | AMD-V |
| Target Use | — | High End Gaming/Creation |
Value Analysis
The Ryzen Threadripper PRO 9945WX launched at $1340 MSRP, while the Ryzen 9 9900X3D debuted at $599. At current prices ($1340 vs $589), the Ryzen 9 9900X3D is $751 cheaper. In terms of value (PassMark points per dollar), the Ryzen Threadripper PRO 9945WX delivers 42.4 pts/$ vs 95.6 pts/$ for the Ryzen 9 9900X3D — making the Ryzen 9 9900X3D the 77% better value option.
| Feature | Ryzen Threadripper PRO 9945WX | Ryzen 9 9900X3D |
|---|---|---|
| MSRP | $1340 | $599-55% |
| Avg Price (30d) | $1340 | $589-56% |
| Performance per Dollar | 42.4 | 95.6+125% |
| Release Date | 2025 | 2025 |
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