EPYC 4484PX vs Core Ultra 7 255HX
EPYC 4484PX
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 4484PX
Performance Per Dollar Core Ultra 7 255HX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 4484PX | Core Ultra 7 255HX |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($599) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raphael (2023−2025) / 5 nm) | ✨ Modern (Arrow Lake-HX (2025) / 3 nm) |
💎 Value Proposition
| Insight | EPYC 4484PX | Core Ultra 7 255HX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($599) | ✅ 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 4484PX and Core Ultra 7 255HX
EPYC 4484PX
The EPYC 4484PX is manufactured by AMD. It was released in 21 May 2024 (1 year ago). It is based on the Raphael (2023−2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.4 GHz, with boost up to 5.6 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5. Passmark benchmark score: 50,547 points. Launch price was $599.
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 4484PX 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 5.6 GHz on the EPYC 4484PX versus 5.2 GHz on the Core Ultra 7 255HX — a 7.4% clock advantage for the EPYC 4484PX (base: 4.4 GHz vs 2.4 GHz). The EPYC 4484PX uses the Raphael (2023−2025) architecture (5 nm), while the Core Ultra 7 255HX uses Arrow Lake-HX (2025) (3 nm). In PassMark, the EPYC 4484PX scores 50,547 against the Core Ultra 7 255HX's 49,765 — a 1.6% lead for the EPYC 4484PX. Geekbench 6 single-core — the metric most relevant to gaming — records 2,950 vs 2,923, a 0.9% lead for the EPYC 4484PX that directly translates to higher frame rates. Multi-core Geekbench: 17,500 vs 16,885 (3.6% advantage for the EPYC 4484PX). L3 cache: 128 MB (total) on the EPYC 4484PX vs 30 MB (total) on the Core Ultra 7 255HX.
| Feature | EPYC 4484PX | Core Ultra 7 255HX |
|---|---|---|
| Cores / Threads | 12 / 24 | 20 / 20+67% |
| Boost Clock | 5.6 GHz+8% | 5.2 GHz |
| Base Clock | 4.4 GHz+83% | 2.4 GHz |
| L3 Cache | 128 MB (total)+327% | 30 MB (total) |
| L2 Cache | 1 MB (per core) | 3 MB (per core)+200% |
| Process | 5 nm | 3 nm-40% |
| Architecture | Raphael (2023−2025) | Arrow Lake-HX (2025) |
| PassMark | 50,547+2% | 49,765 |
| Cinebench R23 Multi | 24,500 | — |
| Geekbench 6 Single | 2,950 | 2,923 |
| Geekbench 6 Multi | 17,500+4% | 16,885 |
Memory & Platform
The EPYC 4484PX 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. Both support up to DDR5-5200 memory speed. Both support up to 192 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (EPYC 4484PX) vs 24 (Core Ultra 7 255HX) — the EPYC 4484PX offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: B650,X670,X870 (EPYC 4484PX) and Intel HM870,Intel WM880 (Core Ultra 7 255HX).
| Feature | EPYC 4484PX | Core Ultra 7 255HX |
|---|---|---|
| Socket | AM5 | FCBGA2114 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR5-5200 | DDR5-6400 |
| Max RAM Capacity | 192 GB | 192 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 28+17% | 24 |
Advanced Features
Only the Core Ultra 7 255HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the EPYC 4484PX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V, AMD-Vi (EPYC 4484PX) vs true (Core Ultra 7 255HX). Both include integrated graphics — Radeon Graphics (EPYC 4484PX) and Intel Arc Xe-LPG (Core Ultra 7 255HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: EPYC 4484PX targets Workstation / Server. Direct competitor: EPYC 4484PX rivals Ryzen 9 7900X3D; Core Ultra 7 255HX rivals Ryzen 9 9850HX.
| Feature | EPYC 4484PX | Core Ultra 7 255HX |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon Graphics | Intel Arc Xe-LPG |
| Unlocked | No | Yes |
| AVX-512 | Yes | No |
| Virtualization | AMD-V, AMD-Vi | true |
| Target Use | Workstation / Server | — |
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