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AMD EPYC 9965 vs AMD EPYC Embedded 9454: Comparison
EPYC 9965 vs EPYC Embedded 9454 l3 cache compared
L3 cache is where these two genuinely part company, EPYC 9965 384 MB against EPYC Embedded 9454 256 MB, a 33% lead for EPYC 9965. Core count is not the same on both, 192 cores on the EPYC 9965 versus 48 cores on the EPYC Embedded 9454. Thread count is not the same on both, 384 threads on the EPYC 9965 versus 96 threads on the EPYC Embedded 9454. There is a split on core architecture as well, Zen 5c "Turin Dense" on the EPYC 9965 versus Zen 4 on the EPYC Embedded 9454. There is a split on base clock as well, 2.25 GHz on the EPYC 9965 versus 2.75 GHz on the EPYC Embedded 9454. They differ on multi-socket support too, Dual Socket on the EPYC 9965 versus 1P/2P on the EPYC Embedded 9454. Memory type is not the same on both, DDR5 RDIMM on the EPYC 9965 versus DDR5 on the EPYC Embedded 9454.
Which should you buy, EPYC 9965 or EPYC Embedded 9454?
Buy the EPYC 9965 for extreme-density hyperscale cloud hosting and massive container orchestration clusters, though it is not the pick for small to mid-size deployments and single-thread or latency-sensitive workloads. The EPYC Embedded 9454 suits industrial and embedded system designs and long-lifecycle networking and edge-compute deployments, though it is not built for consumer desktop or gaming builds and DIY PC upgrades. Our rating of the EPYC 9965 (9.4/10): the EPYC 9965 is AMD's absolute core-count flagship, justified only for the largest hyperscale deployments that can keep 192 cores genuinely busy.
Frequently asked questions
Do the EPYC 9965 and EPYC Embedded 9454 differ on boost clock?
Yes. Boost Clock reads 3.7 GHz on the EPYC 9965 versus 3.8 GHz on the EPYC Embedded 9454.
Is the PCIe Lanes the same on the EPYC 9965 and EPYC Embedded 9454?
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 9965
- 192 cores
- AMD EPYC Embedded 9454
- 48 cores
Thread Count
- AMD EPYC 9965
- 384 threads
- AMD EPYC Embedded 9454
- 96 threads
Core Architecture
- AMD EPYC 9965
- Zen 5c "Turin Dense"
- AMD EPYC Embedded 9454
- Zen 4
Base Clock
- AMD EPYC 9965
- 2.25 GHz
- AMD EPYC Embedded 9454
- 2.75 GHz
Boost Clock
- AMD EPYC 9965
- 3.7 GHz
- AMD EPYC Embedded 9454
- 3.8 GHz
L3 Cache
- AMD EPYC 9965
- 384 MBBest
- AMD EPYC Embedded 9454
- 256 MB-33%
Socket
- AMD EPYC 9965
- SP5
- AMD EPYC Embedded 9454
- SP5
Multi-Socket Support
- AMD EPYC 9965
- Dual Socket
- AMD EPYC Embedded 9454
- 1P/2P
Memory Type
- AMD EPYC 9965
- DDR5 RDIMM
- AMD EPYC Embedded 9454
- DDR5
PCIe Lanes
- AMD EPYC 9965
- 128 lanes
- AMD EPYC Embedded 9454
- 128 lanes
TDP
- AMD EPYC 9965
- 500 W
- AMD EPYC Embedded 9454
- 290 W
Which one should you pick?
Choose 9965 if you want the higher L3 cache (384 MB vs 256 MB) and the higher PCIe lanes (128 lanes vs 128 lanes).
Choose 9454 if you already have it on hand or find it at a lower price.
Verdict
AMD EPYC 9965
9.4 / 10 Expert Rating
The EPYC 9965 is AMD's absolute core-count flagship, justified only for the largest hyperscale deployments that can keep 192 cores genuinely busy.