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AMD EPYC 9965 vs AMD EPYC Embedded 9124: Comparison
What is the difference between EPYC 9965 and EPYC Embedded 9124?
L3 cache is where these two genuinely part company, EPYC 9965 384 MB against EPYC Embedded 9124 64 MB, a 83% lead for EPYC 9965. They differ on tdp too, 500 W on the EPYC 9965 versus 200 W on the EPYC Embedded 9124. They differ on core count too, 192 cores on the EPYC 9965 versus 16 cores on the EPYC Embedded 9124. Thread count is not the same on both, 384 threads on the EPYC 9965 versus 32 threads on the EPYC Embedded 9124. They differ on core architecture too, Zen 5c "Turin Dense" on the EPYC 9965 versus Zen 4 on the EPYC Embedded 9124. Base clock is not the same on both, 2.25 GHz on the EPYC 9965 versus 3 GHz on the EPYC Embedded 9124. Multi-socket support is not the same on both, Dual Socket on the EPYC 9965 versus 1P/2P on the EPYC Embedded 9124. There is a split on memory type as well, DDR5 RDIMM on the EPYC 9965 versus DDR5 on the EPYC Embedded 9124.
EPYC 9965 vs EPYC Embedded 9124: which one fits your build
Buy the EPYC 9965 for extreme-density hyperscale cloud hosting and massive container orchestration clusters, though it is the wrong buy for small to mid-size deployments and single-thread or latency-sensitive workloads. The EPYC Embedded 9124 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 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.
What EPYC 9965 and EPYC Embedded 9124 have in common
Where they agree, they agree completely, boost clock, pcie lanes and socket included, so the decision does not turn on any of those.
Specs and benchmarks
Core Count
- AMD EPYC 9965
- 192 cores
- AMD EPYC Embedded 9124
- 16 cores
Thread Count
- AMD EPYC 9965
- 384 threads
- AMD EPYC Embedded 9124
- 32 threads
Core Architecture
- AMD EPYC 9965
- Zen 5c "Turin Dense"
- AMD EPYC Embedded 9124
- Zen 4
Base Clock
- AMD EPYC 9965
- 2.25 GHz
- AMD EPYC Embedded 9124
- 3 GHz
Boost Clock
- AMD EPYC 9965
- 3.7 GHz
- AMD EPYC Embedded 9124
- 3.7 GHz
L3 Cache
- AMD EPYC 9965
- 384 MBBest
- AMD EPYC Embedded 9124
- 64 MB-83%
Socket
- AMD EPYC 9965
- SP5
- AMD EPYC Embedded 9124
- SP5
Multi-Socket Support
- AMD EPYC 9965
- Dual Socket
- AMD EPYC Embedded 9124
- 1P/2P
Memory Type
- AMD EPYC 9965
- DDR5 RDIMM
- AMD EPYC Embedded 9124
- DDR5
PCIe Lanes
- AMD EPYC 9965
- 128 lanes
- AMD EPYC Embedded 9124
- 128 lanes
TDP
- AMD EPYC 9965
- 500 W
- AMD EPYC Embedded 9124
- 200 W
Which one should you pick?
Choose 9965 if you want the higher L3 cache (384 MB vs 64 MB) and the higher PCIe lanes (128 lanes vs 128 lanes).
Choose 9124 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.