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AMD EPYC 9554P vs AMD EPYC Embedded 9655: Comparison
What is the difference between EPYC 9554P and EPYC Embedded 9655?
On l3 cache the spread is 33%, EPYC 9554P 256 MB against EPYC Embedded 9655 384 MB, so EPYC Embedded 9655 takes it. Boost clock is not the same on both, 3.75 GHz on the EPYC 9554P versus 4.5 GHz on the EPYC Embedded 9655. Tdp is not the same on both, 360 W on the EPYC 9554P versus 400 W on the EPYC Embedded 9655. They differ on core count too, 64 cores on the EPYC 9554P versus 96 cores on the EPYC Embedded 9655. They differ on thread count too, 128 threads on the EPYC 9554P versus 192 threads on the EPYC Embedded 9655. There is a split on core architecture as well, Zen 4 "Genoa" on the EPYC 9554P versus Zen 5 on the EPYC Embedded 9655. There is a split on base clock as well, 3.1 GHz on the EPYC 9554P versus 2.6 GHz on the EPYC Embedded 9655. Multi-socket support is not the same on both, 1P on the EPYC 9554P versus Dual Socket on the EPYC Embedded 9655.
Which should you buy, EPYC 9554P or EPYC Embedded 9655?
The EPYC 9554P is the one to take for virtualization hosts and database servers, though it is not the pick for cost-sensitive small deployments and single-threaded legacy applications. The EPYC Embedded 9655 suits industrial and embedded system designs and long-lifecycle networking and edge-compute deployments, though it is the wrong buy 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.
Where the two are identical
Where they agree, they agree completely, memory channels, socket and ecc support included, so the decision does not turn on any of those.
Specs and benchmarks
Core Count
- AMD EPYC 9554P
- 64 cores
- AMD EPYC Embedded 9655
- 96 cores
Thread Count
- AMD EPYC 9554P
- 128 threads
- AMD EPYC Embedded 9655
- 192 threads
Core Architecture
- AMD EPYC 9554P
- Zen 4 "Genoa"
- AMD EPYC Embedded 9655
- Zen 5
Base Clock
- AMD EPYC 9554P
- 3.1 GHz
- AMD EPYC Embedded 9655
- 2.6 GHz
Boost Clock
- AMD EPYC 9554P
- 3.75 GHz
- AMD EPYC Embedded 9655
- 4.5 GHz
L3 Cache
- AMD EPYC 9554P
- 256 MB-33%
- AMD EPYC Embedded 9655
- 384 MBBest
Socket
- AMD EPYC 9554P
- SP5
- AMD EPYC Embedded 9655
- SP5
Multi-Socket Support
- AMD EPYC 9554P
- 1P (single-socket optimized)
- AMD EPYC Embedded 9655
- Dual Socket
Memory Channels
- AMD EPYC 9554P
- 12 channels
- AMD EPYC Embedded 9655
- 12 channels
ECC Support
- AMD EPYC 9554P
- Yes
- AMD EPYC Embedded 9655
- Yes
TDP
- AMD EPYC 9554P
- 360 W
- AMD EPYC Embedded 9655
- 400 W
Which one should you pick?
Choose 9554P if you want the higher memory channels (12 channels vs 12 channels).
Choose 9655 if you want the higher L3 cache (384 MB vs 256 MB).
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.