Core Ultra 9 285HX vs EPYC 4584PX

Core Ultra 9 285HX vs EPYC 4584PX Performance Spectrum

Core Ultra 9 285HX

24 / 24

58,732

0.0%

60,169

+2.4%

Ryzen AI 9 HX PRO 375

Ryzen Threadripper PRO 5945WX

Ryzen 9 PRO 7945

Ryzen 9 8945HX

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

Ryzen Threadripper 7970X

Ryzen Threadripper PRO 7985WX

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.

Core Ultra 9 285HX vs EPYC 4584PX FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core Ultra 9 285HX vs EPYC 4584PX: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core Ultra 9 285HX

2025

Why buy it

✅Draws 55W instead of 120W, a 65W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 4584PX across 50 shared CPU benchmark tests.
❌Lower PassMark (58,732 vs 60,169).
❌Less compelling for workstation-style loads than EPYC 4584PX, which brings 16 cores / 32 threads and 28 PCIe lanes.

EPYC 4584PX

2024

Why buy it

✅Better for gaming: +8.1% higher average FPS across 50 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads, plus 28 PCIe lanes vs 24.
✅16.7% more PCIe lanes (28 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $1,517 MSRP, while Core Ultra 9 285HX mostly shows up through inconsistent older-market listings.
❌118.2% higher power demand at 120W vs 55W.

Quick Answers

So, is EPYC 4584PX better than Core Ultra 9 285HX?

Not really, because they are built for different jobs. EPYC 4584PX makes more sense for workstation-style multi-core throughput, while Core Ultra 9 285HX is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, EPYC 4584PX is the better pick. According to our tests, it delivers 8.1% more average FPS across 50 shared CPU game tests. It also has a clear cache advantage at 128 MB versus 36 MB.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, EPYC 4584PX is the stronger fit. You are getting 2.4% better PassMark, backed by 16 cores and 32 threads. It also has the larger cache pool with 255.6% larger total L3 cache (128 MB vs 36 MB).

Which one is the smarter buy today, not just the cheaper CPU?

EPYC 4584PX is the better buy right now. EPYC 4584PX comes in at an unclear MSRP at $1,517 MSRP versus unclear MSRP, and it still gives you a 8.1% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (39.7 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

Which one is more future-proof for 2026 and beyond?

EPYC 4584PX makes more sense long term for 2026 and beyond. You are getting 3D V-Cache and a much larger 128 MB L3 cache instead of 36 MB, more multi-core headroom with 16 cores / 32 threads instead of 24/24, and AVX-512 support for heavier modern compute workloads. That extra cache should keep paying off in CPU-limited games and high-refresh builds.

Core Ultra 9 285HX vs EPYC 4584PX Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core Ultra 9 285HX

The Core Ultra 9 285HX is manufactured by Intel. It was released in 2025-01-01. It is based on the Arrow Lake-S (2024−2025) architecture. It features 24 cores and 24 threads. Base frequency is 2.8 GHz, with boost up to 5.5 GHz. L3 cache: 36 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: 58,732 points. Launch price was $650.

EPYC 4584PX

The EPYC 4584PX 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 16 cores and 32 threads. Base frequency is 4.2 GHz, with boost up to 5.7 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: 60,169 points. Launch price was $699.

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Processing Power

The Core Ultra 9 285HX packs 24 cores / 24 threads, while the EPYC 4584PX offers 16 cores / 32 threads — the Core Ultra 9 285HX has 8 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 9 285HX versus 5.7 GHz on the EPYC 4584PX — a 3.6% clock advantage for the EPYC 4584PX (base: 2.8 GHz vs 4.2 GHz). The Core Ultra 9 285HX uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the EPYC 4584PX uses Raphael (2023−2025) (5 nm). In PassMark, the Core Ultra 9 285HX scores 58,732 against the EPYC 4584PX's 60,169 — a 2.4% lead for the EPYC 4584PX. L3 cache: 36 MB (total) on the Core Ultra 9 285HX vs 128 MB (total) on the EPYC 4584PX.

Feature	Core Ultra 9 285HX	EPYC 4584PX
Cores / Threads	24 / 24+50%	16 / 32
Boost Clock	5.5 GHz	5.7 GHz+4%
Base Clock	2.8 GHz	4.2 GHz+50%
L3 Cache	36 MB (total)	128 MB (total)+256%
L2 Cache	3 MB (per core)+200%	1 MB (per core)
Process	3 nm-40%	5 nm
Architecture	Arrow Lake-S (2024−2025)	Raphael (2023−2025)
PassMark	58,732	60,169+2%
Geekbench 6 Single	3,106	—
Geekbench 6 Multi	22,200	—

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Memory & Platform

The Core Ultra 9 285HX uses the FCBGA2114 socket (PCIe 5.0), while the EPYC 4584PX uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 9 285HX versus 5200 on the EPYC 4584PX — the Core Ultra 9 285HX supports 23.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 4584PX supports up to 256 GB of RAM compared to 192 GB — 33.3% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Core Ultra 9 285HX) vs 28 (EPYC 4584PX) — the EPYC 4584PX offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel HM870 (Core Ultra 9 285HX) and AM5 (EPYC 4584PX).

Feature	Core Ultra 9 285HX	EPYC 4584PX
Socket	FCBGA2114	AM5
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-6400+23%	5200
Max RAM Capacity	192 GB	256 GB+33%
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	24	28+17%

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Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the EPYC 4584PX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Core Ultra 9 285HX) vs VT-x, VT-d, AMD-V (EPYC 4584PX). Both include integrated graphics — Intel Arc Graphics (Core Ultra 9 285HX) and AMD Radeon Graphics (EPYC 4584PX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core Ultra 9 285HX rivals Ryzen 9 7945HX3D; EPYC 4584PX rivals Ryzen 9 7950X.