Ryzen 5 8400F vs Core Ultra 7 155H
Ryzen 5 8400F
Core Ultra 7 155H
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 5 8400F
Performance Per Dollar Core Ultra 7 155H
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 5 8400F | Core Ultra 7 155H |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($55) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Phoenix (2023−2024) / 4 nm) | ✨ Modern (Meteor Lake-H (2023) / 7 nm) |
💎 Value Proposition
| Insight | Ryzen 5 8400F | Core Ultra 7 155H |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($55) | ✅ 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 5 8400F and Core Ultra 7 155H
Ryzen 5 8400F
The Ryzen 5 8400F is manufactured by AMD. It was released in 1 April 2024 (1 year ago). It is based on the Phoenix (2023−2024) architecture. It features 6 cores and 12 threads. Base frequency is 4.2 GHz, with boost up to 4.7 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 24,554 points. Launch price was $170.
Core Ultra 7 155H
The Core Ultra 7 155H is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Meteor Lake-H (2023) architecture. It features 16 cores and 22 threads. Base frequency is 3.8 GHz, with boost up to 4.8 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 24 MB. Memory support: DDR5. Passmark benchmark score: 24,705 points. Launch price was $503.
Processing Power
The Ryzen 5 8400F packs 6 cores / 12 threads, while the Core Ultra 7 155H offers 16 cores / 22 threads — the Core Ultra 7 155H has 10 more cores. Boost clocks reach 4.7 GHz on the Ryzen 5 8400F versus 4.8 GHz on the Core Ultra 7 155H — a 2.1% clock advantage for the Core Ultra 7 155H (base: 4.2 GHz vs 3.8 GHz). The Ryzen 5 8400F uses the Phoenix (2023−2024) architecture (4 nm), while the Core Ultra 7 155H uses Meteor Lake-H (2023) (7 nm). In PassMark, the Ryzen 5 8400F scores 24,554 against the Core Ultra 7 155H's 24,705 — a 0.6% lead for the Core Ultra 7 155H. L3 cache: 16 MB (total) on the Ryzen 5 8400F vs 24 MB (total) on the Core Ultra 7 155H.
| Feature | Ryzen 5 8400F | Core Ultra 7 155H |
|---|---|---|
| Cores / Threads | 6 / 12 | 16 / 22+167% |
| Boost Clock | 4.7 GHz | 4.8 GHz+2% |
| Base Clock | 4.2 GHz+11% | 3.8 GHz |
| L3 Cache | 16 MB (total) | 24 MB (total)+50% |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 4 nm-43% | 7 nm |
| Architecture | Phoenix (2023−2024) | Meteor Lake-H (2023) |
| PassMark | 24,554 | 24,705 |
| Cinebench R23 Multi | — | 17,650 |
| Geekbench 6 Single | — | 2,384 |
| Geekbench 6 Multi | — | 12,433 |
Memory & Platform
The Ryzen 5 8400F uses the AM5 socket (PCIe 4.0), while the Core Ultra 7 155H uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 5 8400F | Core Ultra 7 155H |
|---|---|---|
| Socket | AM5 | FCBGA2049 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | — | LPDDR5x-7467, DDR5-5600 |
| Max RAM Capacity | — | 96 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 28 |
Advanced Features
Virtualization: not specified (Ryzen 5 8400F) / VT-x, VT-d, EPT (Core Ultra 7 155H). The Core Ultra 7 155H includes integrated graphics (Intel Arc Graphics (8 Xe-cores)), while the Ryzen 5 8400F requires a dedicated GPU. Primary use case: Core Ultra 7 155H targets Thin-and-light Performance / AI. Direct competitor: Core Ultra 7 155H rivals Ryzen 7 8840HS.
| Feature | Ryzen 5 8400F | Core Ultra 7 155H |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel Arc Graphics (8 Xe-cores) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Thin-and-light Performance / AI |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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