Ryzen 9 5900X vs Core Ultra 5 235HX
Ryzen 9 5900X
Core Ultra 5 235HX
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 5900X
Performance Per Dollar Core Ultra 5 235HX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 5900X | Core Ultra 5 235HX |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($350) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Vermeer (Zen3) (2020−2022) / 7 nm, 12 nm) | ✨ Modern (Arrow Lake-HX (2025) / 3 nm) |
💎 Value Proposition
| Insight | Ryzen 9 5900X | Core Ultra 5 235HX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($350) | ✅ 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 5900X and Core Ultra 5 235HX
Ryzen 9 5900X
The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.
Core Ultra 5 235HX
The Core Ultra 5 235HX is manufactured by Intel. It was released in 13 January 2025 (less than a year ago). It is based on the Arrow Lake-HX (2025) architecture. It features 14 cores and 14 threads. Base frequency is 2.9 GHz, with boost up to 5.1 GHz. L3 cache: 24 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: 40,122 points. Launch price was $499.
Processing Power
The Ryzen 9 5900X packs 12 cores / 24 threads, while the Core Ultra 5 235HX offers 14 cores / 14 threads — the Core Ultra 5 235HX has 2 more cores. Boost clocks reach 4.8 GHz on the Ryzen 9 5900X versus 5.1 GHz on the Core Ultra 5 235HX — a 6.1% clock advantage for the Core Ultra 5 235HX (base: 3.7 GHz vs 2.9 GHz). The Ryzen 9 5900X uses the Vermeer (Zen3) (2020−2022) architecture (7 nm, 12 nm), while the Core Ultra 5 235HX uses Arrow Lake-HX (2025) (3 nm). In PassMark, the Ryzen 9 5900X scores 38,955 against the Core Ultra 5 235HX's 40,122 — a 3% lead for the Core Ultra 5 235HX. Cinebench R23 multi-core: 21,000 vs 21,677 (3.2% advantage for the Core Ultra 5 235HX). Geekbench 6 single-core — the metric most relevant to gaming — records 2,174 vs 2,600, a 17.8% lead for the Core Ultra 5 235HX that directly translates to higher frame rates. Multi-core Geekbench: 11,888 vs 14,000 (16.3% advantage for the Core Ultra 5 235HX). L3 cache: 64 MB on the Ryzen 9 5900X vs 24 MB (total) on the Core Ultra 5 235HX.
| Feature | Ryzen 9 5900X | Core Ultra 5 235HX |
|---|---|---|
| Cores / Threads | 12 / 24 | 14 / 14+17% |
| Boost Clock | 4.8 GHz | 5.1 GHz+6% |
| Base Clock | 3.7 GHz+28% | 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 (Zen3) (2020−2022) | Arrow Lake-HX (2025) |
| PassMark | 38,955 | 40,122+3% |
| Cinebench R23 Multi | 21,000 | 21,677+3% |
| Geekbench 6 Single | 2,174 | 2,600+20% |
| Geekbench 6 Multi | 11,888 | 14,000+18% |
Memory & Platform
The Ryzen 9 5900X uses the AM4 socket (PCIe 4.0), while the Core Ultra 5 235HX uses FCBGA2114 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 5900X versus DDR5-6400 on the Core Ultra 5 235HX — the Core Ultra 5 235HX supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 5 235HX 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. Both provide 24 PCIe lanes. Chipset compatibility: A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X) and HM870,WM880 (Core Ultra 5 235HX).
| Feature | Ryzen 9 5900X | Core Ultra 5 235HX |
|---|---|---|
| Socket | AM4 | FCBGA2114 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | DDR5-6400+25% |
| Max RAM Capacity | 128 GB | 192 GB+50% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 24 | 24 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Virtualization support: AMD-V (Ryzen 9 5900X) vs VT-x, VT-d (Core Ultra 5 235HX). The Core Ultra 5 235HX includes integrated graphics (Intel Graphics (48EU)), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: Ryzen 9 5900X targets Workstation, Core Ultra 5 235HX targets Laptop. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K.
| Feature | Ryzen 9 5900X | Core Ultra 5 235HX |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel Graphics (48EU) |
| Unlocked | Yes | Yes |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x, VT-d |
| Target Use | Workstation | Laptop |
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