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AMD EPYC 9755 vs AMD EPYC Embedded 9554: Comparison
What is the difference between EPYC 9755 and EPYC Embedded 9554?
Start with l3 cache, because it is the widest measured gap between them: EPYC 9755 384 MB against EPYC Embedded 9554 256 MB, 33% in favour of EPYC 9755. They differ on thread count too, 256 threads on the EPYC 9755 versus 128 threads on the EPYC Embedded 9554. Core architecture is not the same on both, Zen 5 "Turin" on the EPYC 9755 versus Zen 4 on the EPYC Embedded 9554. There is a split on base clock as well, 2.7 GHz on the EPYC 9755 versus 3.1 GHz on the EPYC Embedded 9554. They differ on multi-socket support too, Dual Socket on the EPYC 9755 versus 1P/2P on the EPYC Embedded 9554. There is a split on memory type as well, DDR5 RDIMM on the EPYC 9755 versus DDR5 on the EPYC Embedded 9554.
EPYC 9755 vs EPYC Embedded 9554: which one fits your build
Buy the EPYC 9755 for large-scale enterprise databases and HPC and technical computing at scale, though it is not built for power-constrained deployments and small server rooms. The EPYC Embedded 9554 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 9755 (9.4/10): the EPYC 9755 is AMD's most powerful standard-core EPYC SKU, pairing 128 cores with clocks that make few compromises for organizations that can afford the 500W power budget.
Frequently asked questions
Do the EPYC 9755 and EPYC Embedded 9554 differ on boost clock?
Yes. Boost Clock reads 4.5 GHz on the EPYC 9755 versus 3.75 GHz on the EPYC Embedded 9554.
Is the PCIe Lanes the same on the EPYC 9755 and EPYC Embedded 9554?
It is. Both are listed at 128 lanes, so it is not a reason to pick one over the other.
Specs and benchmarks
Core Count
- AMD EPYC 9755
- 128 cores
- AMD EPYC Embedded 9554
- 64 cores
Thread Count
- AMD EPYC 9755
- 256 threads
- AMD EPYC Embedded 9554
- 128 threads
Core Architecture
- AMD EPYC 9755
- Zen 5 "Turin"
- AMD EPYC Embedded 9554
- Zen 4
Base Clock
- AMD EPYC 9755
- 2.7 GHz
- AMD EPYC Embedded 9554
- 3.1 GHz
Boost Clock
- AMD EPYC 9755
- 4.5 GHz
- AMD EPYC Embedded 9554
- 3.75 GHz
L3 Cache
- AMD EPYC 9755
- 384 MBBest
- AMD EPYC Embedded 9554
- 256 MB-33%
Socket
- AMD EPYC 9755
- SP5
- AMD EPYC Embedded 9554
- SP5
Multi-Socket Support
- AMD EPYC 9755
- Dual Socket
- AMD EPYC Embedded 9554
- 1P/2P
Memory Type
- AMD EPYC 9755
- DDR5 RDIMM
- AMD EPYC Embedded 9554
- DDR5
PCIe Lanes
- AMD EPYC 9755
- 128 lanes
- AMD EPYC Embedded 9554
- 128 lanes
TDP
- AMD EPYC 9755
- 500 W
- AMD EPYC Embedded 9554
- 360 W
Which one should you pick?
Choose 9755 if you want the higher L3 cache (384 MB vs 256 MB) and the higher PCIe lanes (128 lanes vs 128 lanes).
Choose 9554 if you already have it on hand or find it at a lower price.
Verdict
AMD EPYC 9755
9.4 / 10 Expert Rating
The EPYC 9755 is AMD's most powerful standard-core EPYC SKU, pairing 128 cores with clocks that make few compromises for organizations that can afford the 500W power budget.