Ryzen 5 7645HX vs Core Ultra 7 165H
Ryzen 5 7645HX
Core Ultra 7 165H
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 7645HX
Performance Per Dollar Core Ultra 7 165H
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 5 7645HX | Core Ultra 7 165H |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Dragon Range (Zen4) (2023) / 5 nm) | ✨ Modern (Meteor Lake-H (2023) / 7 nm) |
💎 Value Proposition
| Insight | Ryzen 5 7645HX | Core Ultra 7 165H |
|---|---|---|
| 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 5 7645HX and Core Ultra 7 165H
Ryzen 5 7645HX
The Ryzen 5 7645HX is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Dragon Range (Zen4) (2023) architecture. It features 6 cores and 12 threads. Base frequency is 4 GHz, with boost up to 5 GHz. L3 cache: 32 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 45 Watt. Memory support: DDR5-5200. Passmark benchmark score: 26,097 points. Launch price was $299.
Core Ultra 7 165H
The Core Ultra 7 165H 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 5 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: 25,849 points. Launch price was $460.
Processing Power
The Ryzen 5 7645HX packs 6 cores / 12 threads, while the Core Ultra 7 165H offers 16 cores / 22 threads — the Core Ultra 7 165H has 10 more cores. Boost clocks reach 5 GHz on the Ryzen 5 7645HX versus 5 GHz on the Core Ultra 7 165H — identical boost frequencies (base: 4 GHz vs 3.8 GHz). The Ryzen 5 7645HX uses the Dragon Range (Zen4) (2023) architecture (5 nm), while the Core Ultra 7 165H uses Meteor Lake-H (2023) (7 nm). In PassMark, the Ryzen 5 7645HX scores 26,097 against the Core Ultra 7 165H's 25,849 — a 1% lead for the Ryzen 5 7645HX. L3 cache: 32 MB (total) on the Ryzen 5 7645HX vs 24 MB (total) on the Core Ultra 7 165H.
| Feature | Ryzen 5 7645HX | Core Ultra 7 165H |
|---|---|---|
| Cores / Threads | 6 / 12 | 16 / 22+167% |
| Boost Clock | 5 GHz | 5 GHz |
| Base Clock | 4 GHz+5% | 3.8 GHz |
| L3 Cache | 32 MB (total)+33% | 24 MB (total) |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 5 nm-29% | 7 nm |
| Architecture | Dragon Range (Zen4) (2023) | Meteor Lake-H (2023) |
| PassMark | 26,097 | 25,849 |
| Cinebench R23 Multi | 13,985 | — |
| Geekbench 6 Single | 2,588 | — |
| Geekbench 6 Multi | 11,717 | — |
Memory & Platform
The Ryzen 5 7645HX uses the FL1 socket (PCIe 5.0), while the Core Ultra 7 165H uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 5 7645HX | Core Ultra 7 165H |
|---|---|---|
| Socket | FL1 | FCBGA2049 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-5200 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 28 | — |
Advanced Features
Virtualization: AMD-V (SVM) (Ryzen 5 7645HX) / not specified (Core Ultra 7 165H). The Ryzen 5 7645HX includes integrated graphics (Radeon 610M), while the Core Ultra 7 165H requires a dedicated GPU. Primary use case: Ryzen 5 7645HX targets Gaming. Direct competitor: Ryzen 5 7645HX rivals Core i5-13500HX.
| Feature | Ryzen 5 7645HX | Core Ultra 7 165H |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Radeon 610M | — |
| Unlocked | No | — |
| AVX-512 | Yes | — |
| Virtualization | AMD-V (SVM) | — |
| Target Use | Gaming | — |
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