Core Ultra 9 275HX vs Ryzen Threadripper PRO 9945WX
Core Ultra 9 275HX
Ryzen Threadripper PRO 9945WX
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 Core Ultra 9 275HX
Performance Per Dollar Ryzen Threadripper PRO 9945WX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 9 275HX | Ryzen Threadripper PRO 9945WX |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($1,340) |
| Longevity | ✨ Modern (Arrow Lake-HX (2025) / 3 nm) | ✨ Modern (Shimada Peak (2025) / 4 nm) |
💎 Value Proposition
| Insight | Core Ultra 9 275HX | Ryzen Threadripper PRO 9945WX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($1,340) |
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 Core Ultra 9 275HX and Ryzen Threadripper PRO 9945WX
Core Ultra 9 275HX
The Core Ultra 9 275HX is manufactured by Intel. It was released in 2025-01-01. It is based on the Arrow Lake-HX (2025) architecture. It features 24 cores and 24 threads. Base frequency is 2.7 GHz, with boost up to 5.4 GHz. L3 cache: 36 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: FCBGA2114. Thermal design power (TDP): 55 Watt. Memory support: DDR5-6400. Passmark benchmark score: 56,018 points. Launch price was $600.
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.
Processing Power
The Core Ultra 9 275HX packs 24 cores / 24 threads, while the Ryzen Threadripper PRO 9945WX offers 12 cores / 24 threads — the Core Ultra 9 275HX has 12 more cores. Boost clocks reach 5.4 GHz on the Core Ultra 9 275HX versus 5.4 GHz on the Ryzen Threadripper PRO 9945WX — identical boost frequencies (base: 2.7 GHz vs 4.7 GHz). The Core Ultra 9 275HX uses the Arrow Lake-HX (2025) architecture (3 nm), while the Ryzen Threadripper PRO 9945WX uses Shimada Peak (2025) (4 nm). In PassMark, the Core Ultra 9 275HX scores 56,018 against the Ryzen Threadripper PRO 9945WX's 56,854 — a 1.5% lead for the Ryzen Threadripper PRO 9945WX. L3 cache: 36 MB (total) on the Core Ultra 9 275HX vs 64 MB (total) on the Ryzen Threadripper PRO 9945WX.
| Feature | Core Ultra 9 275HX | Ryzen Threadripper PRO 9945WX |
|---|---|---|
| Cores / Threads | 24 / 24+100% | 12 / 24 |
| Boost Clock | 5.4 GHz | 5.4 GHz |
| Base Clock | 2.7 GHz | 4.7 GHz+74% |
| L3 Cache | 36 MB (total) | 64 MB (total)+78% |
| L2 Cache | 3 MB (per core)+200% | 1 MB (per core) |
| Process | 3 nm-25% | 4 nm |
| Architecture | Arrow Lake-HX (2025) | Shimada Peak (2025) |
| PassMark | 56,018 | 56,854+1% |
| Geekbench 6 Single | 2,835 | — |
| Geekbench 6 Multi | 17,908 | — |
Memory & Platform
The Core Ultra 9 275HX uses the FCBGA2114 socket (PCIe 5.0), while the Ryzen Threadripper PRO 9945WX uses sTR5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 9 275HX versus 6400 on the Ryzen Threadripper PRO 9945WX — 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 256 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Core Ultra 9 275HX) vs 8 (Ryzen Threadripper PRO 9945WX). PCIe lanes: 24 (Core Ultra 9 275HX) vs 128 (Ryzen Threadripper PRO 9945WX) — the Ryzen Threadripper PRO 9945WX offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM870,WM880 (Core Ultra 9 275HX) and WRX90,TRX50 (Ryzen Threadripper PRO 9945WX).
| Feature | Core Ultra 9 275HX | Ryzen Threadripper PRO 9945WX |
|---|---|---|
| Socket | FCBGA2114 | sTR5 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-6400 | 6400+127900% |
| Max RAM Capacity | 256 GB+13107100% | 2048 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 24 | 128+433% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen Threadripper PRO 9945WX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core Ultra 9 275HX) vs VT-x, VT-d, AMD-V (Ryzen Threadripper PRO 9945WX). The Core Ultra 9 275HX includes integrated graphics (Intel Arc Graphics), while the Ryzen Threadripper PRO 9945WX requires a dedicated GPU. Primary use case: Core Ultra 9 275HX targets High-End Gaming Laptop. Direct competitor: Core Ultra 9 275HX rivals Ryzen 9 9955HX; Ryzen Threadripper PRO 9945WX rivals Xeon w7-3545.
| Feature | Core Ultra 9 275HX | Ryzen Threadripper PRO 9945WX |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel Arc Graphics | None |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, AMD-V |
| Target Use | High-End Gaming Laptop | — |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Core Ultra 9 275HX and Ryzen Threadripper PRO 9945WX
