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AMD EPYC 9554P vs AMD EPYC Embedded 9355: Comparison
EPYC 9554P vs EPYC Embedded 9355 boost clock compared
The first real difference is boost clock: EPYC 9554P 3.75 GHz against EPYC Embedded 9355 4.4 GHz. There is a split on tdp as well, 360 W on the EPYC 9554P versus 280 W on the EPYC Embedded 9355. There is a split on core count as well, 64 cores on the EPYC 9554P versus 32 cores on the EPYC Embedded 9355. They differ on thread count too, 128 threads on the EPYC 9554P versus 64 threads on the EPYC Embedded 9355. They differ on core architecture too, Zen 4 "Genoa" on the EPYC 9554P versus Zen 5 on the EPYC Embedded 9355. Base clock is not the same on both, 3.1 GHz on the EPYC 9554P versus 3.55 GHz on the EPYC Embedded 9355. Multi-socket support is not the same on both, 1P on the EPYC 9554P versus 1P/2P on the EPYC Embedded 9355.
Who each one is for
Buy the EPYC 9554P for virtualization hosts and database servers, though it is the wrong buy for cost-sensitive small deployments and single-threaded legacy applications. The EPYC Embedded 9355 suits industrial and embedded system designs and long-lifecycle networking and edge-compute deployments, though it is not the pick for consumer desktop or gaming builds and DIY PC upgrades. Our rating of the EPYC 9554P (8.8/10): the EPYC 9554P is a well-rounded high-core-count EPYC SKU that balances density, clocks, and power draw for mainstream data center use.
What EPYC 9554P and EPYC Embedded 9355 have in common
Where they agree, they agree completely, l3 cache and socket included, so the decision does not turn on any of those.
Specs and benchmarks
Core Count
- AMD EPYC 9554P
- 64 cores
- AMD EPYC Embedded 9355
- 32 cores
Thread Count
- AMD EPYC 9554P
- 128 threads
- AMD EPYC Embedded 9355
- 64 threads
Core Architecture
- AMD EPYC 9554P
- Zen 4 "Genoa"
- AMD EPYC Embedded 9355
- Zen 5
Base Clock
- AMD EPYC 9554P
- 3.1 GHz
- AMD EPYC Embedded 9355
- 3.55 GHz
Boost Clock
- AMD EPYC 9554P
- 3.75 GHz
- AMD EPYC Embedded 9355
- 4.4 GHz
L3 Cache
- AMD EPYC 9554P
- 256 MB
- AMD EPYC Embedded 9355
- 256 MB
Socket
- AMD EPYC 9554P
- SP5
- AMD EPYC Embedded 9355
- SP5
Multi-Socket Support
- AMD EPYC 9554P
- 1P (single-socket optimized)
- AMD EPYC Embedded 9355
- 1P/2P
TDP
- AMD EPYC 9554P
- 360 W
- AMD EPYC Embedded 9355
- 280 W
Which one should you pick?
Choose 9554P if you want the higher L3 cache (256 MB vs 256 MB).
Choose 9355 if you already have it on hand or find it at a lower price.
Verdict
AMD EPYC 9554P
8.8 / 10 Expert Rating
The EPYC 9554P is a well-rounded high-core-count EPYC SKU that balances density, clocks, and power draw for mainstream data center use.




