Core Ultra 7 165H vs EPYC 7551
Core Ultra 7 165H
EPYC 7551
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 Core Ultra 7 165H
Performance Per Dollar EPYC 7551
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 7 165H | EPYC 7551 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Meteor Lake-H (2023) / 7 nm) | ✨ Modern (Naples (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Core Ultra 7 165H | EPYC 7551 |
|---|---|---|
| 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 Core Ultra 7 165H and EPYC 7551
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.
EPYC 7551
The EPYC 7551 is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 32 cores and 64 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 25,844 points. Launch price was $3,400.
Processing Power
The Core Ultra 7 165H packs 16 cores / 22 threads, while the EPYC 7551 offers 32 cores / 64 threads — the EPYC 7551 has 16 more cores. Boost clocks reach 5 GHz on the Core Ultra 7 165H versus 3 GHz on the EPYC 7551 — a 50% clock advantage for the Core Ultra 7 165H (base: 3.8 GHz vs 2 GHz). The Core Ultra 7 165H uses the Meteor Lake-H (2023) architecture (7 nm), while the EPYC 7551 uses Naples (2017−2018) (14 nm). In PassMark, the Core Ultra 7 165H scores 25,849 against the EPYC 7551's 25,844 — a 0% lead for the Core Ultra 7 165H. L3 cache: 24 MB (total) on the Core Ultra 7 165H vs 64 MB (total) on the EPYC 7551.
| Feature | Core Ultra 7 165H | EPYC 7551 |
|---|---|---|
| Cores / Threads | 16 / 22 | 32 / 64+100% |
| Boost Clock | 5 GHz+67% | 3 GHz |
| Base Clock | 3.8 GHz+90% | 2 GHz |
| L3 Cache | 24 MB (total) | 64 MB (total)+167% |
| L2 Cache | 2 MB (per core)+300% | 512K (per core) |
| Process | 7 nm-50% | 14 nm |
| Architecture | Meteor Lake-H (2023) | Naples (2017−2018) |
| PassMark | 25,849 | 25,844 |
Memory & Platform
The Core Ultra 7 165H uses the FCBGA2049 socket (PCIe 5.0), while the EPYC 7551 uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core Ultra 7 165H | EPYC 7551 |
|---|---|---|
| Socket | FCBGA2049 | TR4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
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