EPYC 4465P vs Core Ultra 7 255HX
EPYC 4465P
Core Ultra 7 255HX
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 EPYC 4465P
Performance Per Dollar Core Ultra 7 255HX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 4465P | Core Ultra 7 255HX |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($399) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Grado (2025) / 4 nm) | ✨ Modern (Arrow Lake-HX (2025) / 3 nm) |
💎 Value Proposition
| Insight | EPYC 4465P | Core Ultra 7 255HX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($399) | ✅ 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 EPYC 4465P and Core Ultra 7 255HX
EPYC 4465P
The EPYC 4465P is manufactured by AMD. It was released in 13 May 2025 (less than a year ago). It is based on the Grado (2025) architecture. It features 12 cores and 24 threads. Base frequency is 3.4 GHz, with boost up to 5.4 GHz. L3 cache: 64 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: 50,216 points. Launch price was $399.
Core Ultra 7 255HX
The Core Ultra 7 255HX is manufactured by Intel. It was released in 2025-01-01. It is based on the Arrow Lake-HX (2025) architecture. It features 20 cores and 20 threads. Base frequency is 2.4 GHz, with boost up to 5.2 GHz. L3 cache: 30 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: 49,765 points. Launch price was $450.
Processing Power
The EPYC 4465P packs 12 cores / 24 threads, while the Core Ultra 7 255HX offers 20 cores / 20 threads — the Core Ultra 7 255HX has 8 more cores. Boost clocks reach 5.4 GHz on the EPYC 4465P versus 5.2 GHz on the Core Ultra 7 255HX — a 3.8% clock advantage for the EPYC 4465P (base: 3.4 GHz vs 2.4 GHz). The EPYC 4465P uses the Grado (2025) architecture (4 nm), while the Core Ultra 7 255HX uses Arrow Lake-HX (2025) (3 nm). In PassMark, the EPYC 4465P scores 50,216 against the Core Ultra 7 255HX's 49,765 — a 0.9% lead for the EPYC 4465P. L3 cache: 64 MB (total) on the EPYC 4465P vs 30 MB (total) on the Core Ultra 7 255HX.
| Feature | EPYC 4465P | Core Ultra 7 255HX |
|---|---|---|
| Cores / Threads | 12 / 24 | 20 / 20+67% |
| Boost Clock | 5.4 GHz+4% | 5.2 GHz |
| Base Clock | 3.4 GHz+42% | 2.4 GHz |
| L3 Cache | 64 MB (total)+113% | 30 MB (total) |
| L2 Cache | 1 MB (per core) | 3 MB (per core)+200% |
| Process | 4 nm | 3 nm-25% |
| Architecture | Grado (2025) | Arrow Lake-HX (2025) |
| PassMark | 50,216 | 49,765 |
| Geekbench 6 Single | — | 2,923 |
| Geekbench 6 Multi | — | 16,885 |
Memory & Platform
The EPYC 4465P uses the AM5 socket (PCIe 4.0), while the Core Ultra 7 255HX uses FCBGA2114 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5200 on the EPYC 4465P versus DDR5-6400 on the Core Ultra 7 255HX — the EPYC 4465P supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 7 255HX supports up to 192 GB of RAM compared to 128 — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (EPYC 4465P) vs 24 (Core Ultra 7 255HX) — the EPYC 4465P offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AM5 (EPYC 4465P) and Intel HM870,Intel WM880 (Core Ultra 7 255HX).
| Feature | EPYC 4465P | Core Ultra 7 255HX |
|---|---|---|
| Socket | AM5 | FCBGA2114 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 5200+103900% | DDR5-6400 |
| Max RAM Capacity | 128 | 192 GB+157286300% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 28+17% | 24 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the EPYC 4465P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, AMD-V (EPYC 4465P) vs true (Core Ultra 7 255HX). Both include integrated graphics — AMD Radeon Graphics (EPYC 4465P) and Intel Arc Xe-LPG (Core Ultra 7 255HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: EPYC 4465P rivals Core i7-14700K; Core Ultra 7 255HX rivals Ryzen 9 9850HX.
| Feature | EPYC 4465P | Core Ultra 7 255HX |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | AMD Radeon Graphics | Intel Arc Xe-LPG |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d, AMD-V | true |
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