Ryzen 9 PRO 5945 vs Ryzen AI 9 HX 375
Ryzen 9 PRO 5945
Ryzen AI 9 HX 375
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
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 PRO 5945 | Ryzen AI 9 HX 375 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Vermeer (2020−2025) / 7 nm) | ✨ Modern (Strix Point-HX (Zen 5) (2024) / 4 nm) |
💎 Value Proposition
| Insight | Ryzen 9 PRO 5945 | Ryzen AI 9 HX 375 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Ryzen AI 9 HX 375
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.
Ryzen AI 9 HX 375
The Ryzen AI 9 HX 375 is manufactured by AMD. It was released in Julho 2024 (1 year ago). It is based on the Strix Point-HX (Zen 5) (2024) architecture. It features 12 cores and 24 threads. Base frequency is 2 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB. L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 34,585 points. Launch price was $499.
Processing Power
Both the Ryzen 9 PRO 5945 and Ryzen AI 9 HX 375 share an identical 12-core/24-thread configuration. Boost clocks reach 4.7 GHz on the Ryzen 9 PRO 5945 versus 5.1 GHz on the Ryzen AI 9 HX 375 — a 8.2% clock advantage for the Ryzen AI 9 HX 375 (base: 3 GHz vs 2 GHz). The Ryzen 9 PRO 5945 uses the Vermeer (2020−2025) architecture (7 nm), while the Ryzen AI 9 HX 375 uses Strix Point-HX (Zen 5) (2024) (4 nm). In PassMark, the Ryzen 9 PRO 5945 scores 34,549 against the Ryzen AI 9 HX 375's 34,585 — a 0.1% lead for the Ryzen AI 9 HX 375. Cinebench R23 multi-core: 23,200 vs 22,246 (4.2% advantage for the Ryzen 9 PRO 5945). Geekbench 6 single-core — the metric most relevant to gaming — records 2,175 vs 2,865, a 27.4% lead for the Ryzen AI 9 HX 375 that directly translates to higher frame rates. Multi-core Geekbench: 12,500 vs 15,100 (18.8% advantage for the Ryzen AI 9 HX 375). L3 cache: 64 MB on the Ryzen 9 PRO 5945 vs 16 MB on the Ryzen AI 9 HX 375.
| Feature | Ryzen 9 PRO 5945 | Ryzen AI 9 HX 375 |
|---|---|---|
| Cores / Threads | 12 / 24 | 12 / 24 |
| Boost Clock | 4.7 GHz | 5.1 GHz+9% |
| Base Clock | 3 GHz+50% | 2 GHz |
| L3 Cache | 64 MB+300% | 16 MB |
| L2 Cache | 512 kB (per core) | 1 MB (per core)+100% |
| Process | 7 nm | 4 nm-43% |
| Architecture | Vermeer (2020−2025) | Strix Point-HX (Zen 5) (2024) |
| PassMark | 34,549 | 34,585 |
| Cinebench R23 Multi | 23,200+4% | 22,246 |
| Geekbench 6 Single | 2,175 | 2,865+32% |
| Geekbench 6 Multi | 12,500 | 15,100+21% |
Memory & Platform
The Ryzen 9 PRO 5945 uses the AM4 socket (PCIe 4.0), while the Ryzen AI 9 HX 375 uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 PRO 5945 versus LPDDR5x-8000, DDR5-5600 on the Ryzen AI 9 HX 375 — the Ryzen AI 9 HX 375 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen AI 9 HX 375 supports up to 256 GB of RAM compared to 128 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Ryzen 9 PRO 5945) vs 16 (Ryzen AI 9 HX 375) — the Ryzen 9 PRO 5945 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,A520,X470,B450 (Ryzen 9 PRO 5945) and SoC (Ryzen AI 9 HX 375).
| Feature | Ryzen 9 PRO 5945 | Ryzen AI 9 HX 375 |
|---|---|---|
| Socket | AM4 | FP8 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | LPDDR5x-8000, DDR5-5600+25% |
| Max RAM Capacity | 128 GB | 256 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 20+25% | 16 |
Advanced Features
Neither processor supports overclocking. Only the Ryzen AI 9 HX 375 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (SVM) (Ryzen 9 PRO 5945) vs AMD-V, AMD-Vi (Ryzen AI 9 HX 375). The Ryzen AI 9 HX 375 includes integrated graphics (Radeon 890M), while the Ryzen 9 PRO 5945 requires a dedicated GPU. Primary use case: Ryzen 9 PRO 5945 targets High-end Gaming, Ryzen AI 9 HX 375 targets AI-Notebook. Direct competitor: Ryzen 9 PRO 5945 rivals Core i9-12900; Ryzen AI 9 HX 375 rivals Ryzen AI 9 HX 370.
| Feature | Ryzen 9 PRO 5945 | Ryzen AI 9 HX 375 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Radeon 890M |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V (SVM) | AMD-V, AMD-Vi |
| Target Use | High-end Gaming | AI-Notebook |
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