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AMD EPYC 7281 vs AMD EPYC Embedded 7551: Comparison
EPYC 7281 vs EPYC Embedded 7551: the l3 cache difference
On l3 cache the spread is 50%, EPYC 7281 32 MB against EPYC Embedded 7551 64 MB, so EPYC Embedded 7551 takes it. There is a split on boost clock as well, Up to 2.7 GHz on the EPYC 7281 versus 3 GHz on the EPYC Embedded 7551. There is a split on tdp as well, 155W / 170W on the EPYC 7281 versus 180 W on the EPYC Embedded 7551. Core count is not the same on both, 16 cores on the EPYC 7281 versus 32 cores on the EPYC Embedded 7551. Thread count is not the same on both, 32 threads on the EPYC 7281 versus 64 threads on the EPYC Embedded 7551. They differ on base clock too, 2.1 GHz on the EPYC 7281 versus 2 GHz on the EPYC Embedded 7551.
EPYC 7281 vs EPYC Embedded 7551: which one fits your build
The EPYC 7281 suits datacenter and cloud compute and virtualization-dense server workloads, though it is not the pick for consumer desktop builds and single-threaded latency-sensitive workloads on lower core-count SKUs. Buy the EPYC Embedded 7551 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.
Where the two are identical
Where they agree, they agree completely, pcie lanes and socket included, so the decision does not turn on any of those.
Specs and benchmarks
Core Count
- AMD EPYC 7281
- 16 cores
- AMD EPYC Embedded 7551
- 32 cores
Thread Count
- AMD EPYC 7281
- 32 threads
- AMD EPYC Embedded 7551
- 64 threads
Base Clock
- AMD EPYC 7281
- 2.1 GHz
- AMD EPYC Embedded 7551
- 2 GHz
Boost Clock
- AMD EPYC 7281
- Up to 2.7 GHz
- AMD EPYC Embedded 7551
- 3 GHz
L3 Cache
- AMD EPYC 7281
- 32 MB-50%
- AMD EPYC Embedded 7551
- 64 MBBest
Socket
- AMD EPYC 7281
- SP3
- AMD EPYC Embedded 7551
- SP3
PCIe Lanes
- AMD EPYC 7281
- 128 lanes
- AMD EPYC Embedded 7551
- 128 lanes
TDP
- AMD EPYC 7281
- 155W / 170W
- AMD EPYC Embedded 7551
- 180 W
Which one should you pick?
Choose 7281 if you want the higher PCIe lanes (128 lanes vs 128 lanes).
Choose 7551 if you want the higher L3 cache (64 MB vs 32 MB).
Price comparison
| Retailer | AMD EPYC 7281 | AMD EPYC Embedded 7551 |
|---|---|---|
| Amazon | View on Amazon |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.