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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

EPYC 9355P

2024

Why buy it

✅Better for gaming: +17.0% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $1,600 less on MSRP ($2,998 MSRP vs $4,598 MSRP).
✅Delivers 57.5% more PassMark for each dollar spent, at 32.4 vs 20.6 PassMark/$ ($2,998 MSRP vs $4,598 MSRP).
✅Draws 280W instead of 290W, a 10W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

EPYC 9454P

2022

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 9355P across 4 shared CPU benchmark tests.
❌Lower PassMark (94,686 vs 97,249).
❌Lower PassMark per dollar, at 20.6 vs 32.4 PassMark/$ ($4,598 MSRP vs $2,998 MSRP).

EPYC 9355P

2024

EPYC 9454P

2022

Why buy it

✅Better for gaming: +17.0% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $1,600 less on MSRP ($2,998 MSRP vs $4,598 MSRP).
✅Delivers 57.5% more PassMark for each dollar spent, at 32.4 vs 20.6 PassMark/$ ($2,998 MSRP vs $4,598 MSRP).
✅Draws 280W instead of 290W, a 10W reduction.

Why buy it

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 9355P across 4 shared CPU benchmark tests.
❌Lower PassMark (94,686 vs 97,249).
❌Lower PassMark per dollar, at 20.6 vs 32.4 PassMark/$ ($4,598 MSRP vs $2,998 MSRP).

Quick Answers

So, is EPYC 9355P better than EPYC 9454P?

Yes. EPYC 9355P is the better overall CPU here. You are getting a 17.0% average FPS lead across 4 shared CPU game tests in our data, 2.7% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, EPYC 9355P is the better pick here. According to our tests, it delivers 17.0% more average FPS across 4 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, EPYC 9355P is the better fit. You are getting 2.7% better PassMark, backed by 32 cores and 64 threads.

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

EPYC 9355P is the smarter buy today. EPYC 9355P is $1,600 cheaper on MSRP at $2,998 MSRP versus $4,598 MSRP, and it gives you a 17.0% average FPS lead across 4 shared CPU game tests in our data. It is also 57.5% better value on MSRP (32.4 vs 20.6 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

EPYC 9355P is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2022) and more multi-core headroom with 32 cores / 64 threads instead of 48/96. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

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.

EPYC 9355P Benchmark Check

EPYC 9454P Benchmark Check

Path of Exile 2

Preset	EPYC 9355P	EPYC 9454P
1080p
low	174 FPS	171 FPS
medium	144 FPS	142 FPS
high	124 FPS	122 FPS
ultra	101 FPS	96 FPS
1440p
low	152 FPS	149 FPS
medium	123 FPS	120 FPS
high	101 FPS	97 FPS
ultra	84 FPS	77 FPS
4K
low	85 FPS	70 FPS
medium	73 FPS	60 FPS
high	58 FPS	47 FPS
ultra	48 FPS	39 FPS

Open EPYC 9355P Open EPYC 9454P

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 9355P	EPYC 9454P
1080p
low	658 FPS	533 FPS
medium	566 FPS	465 FPS
high	459 FPS	373 FPS
ultra	397 FPS	303 FPS
1440p
low	548 FPS	438 FPS
medium	483 FPS	392 FPS
high	404 FPS	323 FPS
ultra	328 FPS	255 FPS
4K
low	333 FPS	270 FPS
medium	295 FPS	246 FPS
high	268 FPS	216 FPS
ultra	236 FPS	179 FPS

Open EPYC 9355P Open EPYC 9454P

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 9355P	EPYC 9454P
1080p
low	752 FPS	672 FPS
medium	638 FPS	561 FPS
high	593 FPS	522 FPS
ultra	521 FPS	455 FPS
1440p
low	561 FPS	511 FPS
medium	474 FPS	426 FPS
high	434 FPS	390 FPS
ultra	376 FPS	337 FPS
4K
low	405 FPS	377 FPS
medium	326 FPS	294 FPS
high	288 FPS	263 FPS
ultra	229 FPS	211 FPS

Open EPYC 9355P Open EPYC 9454P

League of Legends

League of Legends

Valorant

Preset	EPYC 9355P	EPYC 9454P
1080p
low	1018 FPS	902 FPS
medium	914 FPS	822 FPS
high	788 FPS	708 FPS
ultra	711 FPS	625 FPS
1440p
low	813 FPS	724 FPS
medium	707 FPS	631 FPS
high	606 FPS	540 FPS
ultra	535 FPS	462 FPS
4K
low	577 FPS	519 FPS
medium	512 FPS	464 FPS
high	449 FPS	407 FPS
ultra	394 FPS	350 FPS

Open EPYC 9355P Open EPYC 9454P

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 9355P and EPYC 9454P

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 9454P

The EPYC 9454P 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 48 cores and 96 threads. Base frequency is 2.75 GHz, with boost up to 3.8 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): 290 Watt. Memory support: DDR5-4800. Passmark benchmark score: 94,686 points. Launch price was $4,598.

⚡

Processing Power

The EPYC 9355P packs 32 cores / 64 threads, while the EPYC 9454P offers 48 cores / 96 threads — the EPYC 9454P has 16 more cores. Boost clocks reach 4.4 GHz on the EPYC 9355P versus 3.8 GHz on the EPYC 9454P — a 14.6% clock advantage for the EPYC 9355P (base: 3.55 GHz vs 2.75 GHz). The EPYC 9355P uses the Turin (2024) architecture (4 nm), while the EPYC 9454P uses Genoa (2022−2023) (5 nm, 6 nm). In PassMark, the EPYC 9355P scores 97,249 against the EPYC 9454P's 94,686 — a 2.7% lead for the EPYC 9355P. Both processors carry 256 MB (total) of L3 cache.

Feature	EPYC 9355P	EPYC 9454P
Cores / Threads	32 / 64	48 / 96+50%
Boost Clock	4.4 GHz+16%	3.8 GHz
Base Clock	3.55 GHz+29%	2.75 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+3%	94,686
Geekbench 6 Single	—	1,923
Geekbench 6 Multi	—	18,576

🧠

Memory & Platform

Both processors use the SP5 socket with PCIe 5.0. Both support up to DDR5-6000 memory speed. 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 9454P).

Feature	EPYC 9355P	EPYC 9454P
Socket	SP5	SP5
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-6000	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 9454P targets Data Center / Single Socket. Direct competitor: EPYC 9355P rivals Xeon 6740P; EPYC 9454P rivals Xeon 8468.

Feature	EPYC 9355P	EPYC 9454P
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

The EPYC 9355P launched at $2998 MSRP, while the EPYC 9454P debuted at $4598. On MSRP ($2998 vs $4598), the EPYC 9355P is $1600 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9355P delivers 32.4 pts/$ vs 20.6 pts/$ for the EPYC 9454P — making the EPYC 9355P the 44.7% better value option.