EPYC 9355P vs EPYC 9554P

EPYC 9355P vs EPYC 9554P Performance Spectrum

EPYC 9355P

32 / 64

97,249

0.0%

Ryzen 9 7945HX

Ryzen Threadripper 3970X

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 7960X

Ryzen Threadripper PRO 9975WX

Ryzen Threadripper PRO 7985WX

Ryzen Threadripper 7980X

Ryzen Threadripper 9980X

EPYC 9554P

64 / 128

104,920

+7.9%

Ryzen 9 7945HX3D

Ryzen 9 9950X3D

Ryzen Threadripper 3990X

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 7985WX

Ryzen Threadripper 7980X

Ryzen Threadripper 9980X

Ryzen Threadripper PRO 7995WX

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.

EPYC 9355P vs EPYC 9554P 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.

EPYC 9355P vs EPYC 9554P: Pros, Cons & Final Verdict

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

EPYC 9355P

2024

Why buy it

✅Better for gaming: +7.5% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $4,106 less on MSRP ($2,998 MSRP vs $7,104 MSRP).
✅Delivers 119.6% more PassMark for each dollar spent, at 32.4 vs 14.8 PassMark/$ ($2,998 MSRP vs $7,104 MSRP).
✅Draws 280W instead of 360W, a 80W reduction.

Trade-offs

❌Lower PassMark (97,249 vs 104,920).

EPYC 9554P

2022

Why buy it

✅+7.9% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 9355P across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 14.8 vs 32.4 PassMark/$ ($7,104 MSRP vs $2,998 MSRP).
❌28.6% higher power demand at 360W vs 280W.

Quick Answers

So, is EPYC 9355P better than EPYC 9554P?

It depends on what you want from the system. For gaming, EPYC 9355P is ahead with a 7.5% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 9554P pulls ahead with 7.9% better PassMark.

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

For streaming, content creation, and heavier multitasking, EPYC 9554P is the stronger fit. You are getting 7.9% better PassMark, backed by 64 cores and 128 threads.

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

EPYC 9355P is the better buy right now. EPYC 9355P comes in $4,106 cheaper on MSRP at $2,998 MSRP versus $7,104 MSRP, and it still gives you a 7.5% average FPS lead across 50 shared CPU game tests in our data. The compromise is that EPYC 9554P is still stronger for heavier multi-core work with 7.9% better PassMark. It is also 119.6% better value on MSRP (32.4 vs 14.8 PassMark/$), 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 9355P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2022). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

EPYC 9355P vs EPYC 9554P Technical Specifications

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

EPYC 9355P

The EPYC 9355P is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 32 cores and 64 threads. Base frequency is 3.55 GHz, with boost up to 4.4 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 280 Watt. Memory support: DDR5. Passmark benchmark score: 97,249 points. Launch price was $2,998.

EPYC 9554P

The EPYC 9554P is manufactured by AMD. It was released in 10 November 2022 (3 years ago). It is based on the Genoa (2022−2023) architecture. It features 64 cores and 128 threads. Base frequency is 3.1 GHz, with boost up to 3.75 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 360 Watt. Memory support: DDR5-4800. Passmark benchmark score: 104,920 points. Launch price was $7,104.

⚡

Processing Power

The EPYC 9355P packs 32 cores / 64 threads, while the EPYC 9554P offers 64 cores / 128 threads — the EPYC 9554P has 32 more cores. Boost clocks reach 4.4 GHz on the EPYC 9355P versus 3.75 GHz on the EPYC 9554P — a 16% clock advantage for the EPYC 9355P (base: 3.55 GHz vs 3.1 GHz). The EPYC 9355P uses the Turin (2024) architecture (4 nm), while the EPYC 9554P uses Genoa (2022−2023) (5 nm, 6 nm). In PassMark, the EPYC 9355P scores 97,249 against the EPYC 9554P's 104,920 — a 7.6% lead for the EPYC 9554P. Both processors carry 256 MB (total) of L3 cache.

Feature	EPYC 9355P	EPYC 9554P
Cores / Threads	32 / 64	64 / 128+100%
Boost Clock	4.4 GHz+17%	3.75 GHz
Base Clock	3.55 GHz+15%	3.1 GHz
L3 Cache	256 MB (total)	256 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	4 nm-20%	5 nm, 6 nm
Architecture	Turin (2024)	Genoa (2022−2023)
PassMark	97,249	104,920+8%

🧠

Memory & Platform

Both processors use the SP5 socket with PCIe 5.0. Maximum memory speed reaches DDR5-6000 on the EPYC 9355P versus DDR5-4800 on the EPYC 9554P — the EPYC 9355P supports 25% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 6 TB of RAM. Both feature 12-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP5 (EPYC 9355P) and SP5 (EPYC 9554P).

Feature	EPYC 9355P	EPYC 9554P
Socket	SP5	SP5
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-6000+25%	DDR5-4800
Max RAM Capacity	6 TB	6 TB
RAM Channels	12	12
ECC Support	Yes	Yes
PCIe Lanes	128	128

🔧

Advanced Features

Both support AMD-V, SEV-SNP virtualization. Primary use case: EPYC 9355P targets Data Center / Single Socket, EPYC 9554P targets Data Center / Single Socket. Direct competitor: EPYC 9355P rivals Xeon 6740P; EPYC 9554P rivals Xeon 8468.

Feature	EPYC 9355P	EPYC 9554P
Integrated GPU	No	No
Virtualization	AMD-V, SEV-SNP	AMD-V, SEV-SNP
Target Use	Data Center / Single Socket	Data Center / Single Socket

💰

Value Analysis

At launch, the EPYC 9355P was priced at $2998, while the EPYC 9554P came in at $7104. On launch pricing ($2998 vs $7104), EPYC 9355P was $4106 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9355P delivers 32.4 pts/$ vs 14.8 pts/$ for the EPYC 9554P — making the EPYC 9355P the 74.9% better value option.

Feature	EPYC 9355P	EPYC 9554P
MSRP	$2998-58%	$7104
Performance per Dollar	32.4+119%	14.8
Release Date	2024	2022

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