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AMD EPYC Embedded 9124 vs AMD EPYC Embedded 9845: Comparison
EPYC Embedded 9124 vs EPYC Embedded 9845 l3 cache compared
L3 cache is where these two genuinely part company, EPYC Embedded 9124 64 MB against EPYC Embedded 9845 320 MB, a 80% lead for EPYC Embedded 9845. They differ on tdp too, 200 W on the EPYC Embedded 9124 versus 390 W on the EPYC Embedded 9845. They differ on core count too, 16 cores on the EPYC Embedded 9124 versus 160 cores on the EPYC Embedded 9845. Thread count is not the same on both, 32 threads on the EPYC Embedded 9124 versus 320 threads on the EPYC Embedded 9845. They differ on core architecture too, Zen 4 on the EPYC Embedded 9124 versus Zen 5c on the EPYC Embedded 9845. Base clock is not the same on both, 3 GHz on the EPYC Embedded 9124 versus 2.1 GHz on the EPYC Embedded 9845. Multi-socket support is not the same on both, 1P/2P on the EPYC Embedded 9124 versus Dual Socket on the EPYC Embedded 9845. There is a split on memory type as well, DDR5 on the EPYC Embedded 9124 versus DDR5 RDIMM on the EPYC Embedded 9845.
Which should you buy, EPYC Embedded 9124 or EPYC Embedded 9845?
Buy the EPYC Embedded 9124 for 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. The EPYC Embedded 9845 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.
What EPYC Embedded 9124 and EPYC Embedded 9845 have in common
Everything else lines up. Boost clock, pcie lanes and socket read the same on both, so those are not worth weighing.
Specs and benchmarks
Core Count
- AMD EPYC Embedded 9124
- 16 cores
- AMD EPYC Embedded 9845
- 160 cores
Thread Count
- AMD EPYC Embedded 9124
- 32 threads
- AMD EPYC Embedded 9845
- 320 threads
Core Architecture
- AMD EPYC Embedded 9124
- Zen 4
- AMD EPYC Embedded 9845
- Zen 5c
Base Clock
- AMD EPYC Embedded 9124
- 3 GHz
- AMD EPYC Embedded 9845
- 2.1 GHz
Boost Clock
- AMD EPYC Embedded 9124
- 3.7 GHz
- AMD EPYC Embedded 9845
- 3.7 GHz
L3 Cache
- AMD EPYC Embedded 9124
- 64 MB-80%
- AMD EPYC Embedded 9845
- 320 MBBest
Socket
- AMD EPYC Embedded 9124
- SP5
- AMD EPYC Embedded 9845
- SP5
Multi-Socket Support
- AMD EPYC Embedded 9124
- 1P/2P
- AMD EPYC Embedded 9845
- Dual Socket
Memory Type
- AMD EPYC Embedded 9124
- DDR5
- AMD EPYC Embedded 9845
- DDR5 RDIMM
PCIe Lanes
- AMD EPYC Embedded 9124
- 128 lanes
- AMD EPYC Embedded 9845
- 128 lanes
TDP
- AMD EPYC Embedded 9124
- 200 W
- AMD EPYC Embedded 9845
- 390 W
Which one should you pick?
Choose 9124 if you want the higher PCIe lanes (128 lanes vs 128 lanes).
Choose 9845 if you want the higher L3 cache (320 MB vs 64 MB).