Ryzen 9 5900 vs Core Ultra 9 285H
Ryzen 9 5900
Core Ultra 9 285H
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 9 5900
Performance Per Dollar Core Ultra 9 285H
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 5900 | Core Ultra 9 285H |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($395) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Vermeer (2020−2025) / 7 nm, 12 nm) | ✨ Modern (Arrow Lake-H (2025) / 3 nm) |
💎 Value Proposition
| Insight | Ryzen 9 5900 | Core Ultra 9 285H |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($395) | ✅ 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 9 5900 and Core Ultra 9 285H
Ryzen 9 5900
The Ryzen 9 5900 is manufactured by AMD. It was released in 12 January 2021 (4 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: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 33,912 points. Launch price was $499.
Core Ultra 9 285H
The Core Ultra 9 285H is manufactured by Intel. It was released in 13 January 2025 (less than a year ago). It is based on the Arrow Lake-H (2025) architecture. It features 16 cores and 16 threads. Base frequency is 2.9 GHz, with boost up to 5.4 GHz. L3 cache: 24 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): 45 Watt. Memory support: DDR5-6400. Passmark benchmark score: 34,327 points. Launch price was $651.
Processing Power
The Ryzen 9 5900 packs 12 cores / 24 threads, while the Core Ultra 9 285H offers 16 cores / 16 threads — the Core Ultra 9 285H has 4 more cores. Boost clocks reach 4.7 GHz on the Ryzen 9 5900 versus 5.4 GHz on the Core Ultra 9 285H — a 13.9% clock advantage for the Core Ultra 9 285H (base: 3 GHz vs 2.9 GHz). The Ryzen 9 5900 uses the Vermeer (2020−2025) architecture (7 nm, 12 nm), while the Core Ultra 9 285H uses Arrow Lake-H (2025) (3 nm). In PassMark, the Ryzen 9 5900 scores 33,912 against the Core Ultra 9 285H's 34,327 — a 1.2% lead for the Core Ultra 9 285H. L3 cache: 64 MB on the Ryzen 9 5900 vs 24 MB (total) on the Core Ultra 9 285H.
| Feature | Ryzen 9 5900 | Core Ultra 9 285H |
|---|---|---|
| Cores / Threads | 12 / 24 | 16 / 16+33% |
| Boost Clock | 4.7 GHz | 5.4 GHz+15% |
| Base Clock | 3 GHz+3% | 2.9 GHz |
| L3 Cache | 64 MB+167% | 24 MB (total) |
| L2 Cache | 512K (per core) | 3 MB (per core)+500% |
| Process | 7 nm, 12 nm | 3 nm-57% |
| Architecture | Vermeer (2020−2025) | Arrow Lake-H (2025) |
| PassMark | 33,912 | 34,327+1% |
| Cinebench R23 Multi | — | 26,500 |
| Geekbench 6 Single | — | 2,720 |
| Geekbench 6 Multi | — | 15,330 |
Memory & Platform
The Ryzen 9 5900 uses the AM4 socket (PCIe 4.0), while the Core Ultra 9 285H uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 5900 versus LPDDR5x-8400, DDR5-6400 on the Core Ultra 9 285H — the Core Ultra 9 285H supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 9 285H supports up to 192 GB of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 9 5900) vs 28 (Core Ultra 9 285H) — the Core Ultra 9 285H offers 4 more lanes for additional GPUs or NVMe drives.
| Feature | Ryzen 9 5900 | Core Ultra 9 285H |
|---|---|---|
| Socket | AM4 | FCBGA2049 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | LPDDR5x-8400, DDR5-6400+25% |
| Max RAM Capacity | 128 GB | 192 GB+50% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 24 | 28+17% |
Advanced Features
Only the Ryzen 9 5900 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: AMD-V (Ryzen 9 5900) vs VT-x, VT-d, EPT (Core Ultra 9 285H). The Core Ultra 9 285H includes integrated graphics (Intel Arc 140T (8 Xe-cores)), while the Ryzen 9 5900 requires a dedicated GPU. Primary use case: Ryzen 9 5900 targets OEM Gaming, Core Ultra 9 285H targets High-end Mobile Workstation. Direct competitor: Core Ultra 9 285H rivals Ryzen AI 9 HX 375.
| Feature | Ryzen 9 5900 | Core Ultra 9 285H |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel Arc 140T (8 Xe-cores) |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x, VT-d, EPT |
| Target Use | OEM Gaming | High-end Mobile Workstation |
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