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AMD EPYC 9656 vs AMD EPYC 9G76: Comparison
EPYC 9656 vs EPYC 9G76: the l3 cache difference
On l3 cache the spread is 25%, EPYC 9656 512 MB against EPYC 9G76 384 MB, so EPYC 9656 takes it. They differ on boost clock too, 3.7 GHz on the EPYC 9656 versus 4.8 GHz on the EPYC 9G76. They differ on tdp too, 400 W on the EPYC 9656 versus 500 W on the EPYC 9G76. There is a split on configurable tdp max as well, 400 W on the EPYC 9656 versus 500 W on the EPYC 9G76. There is a split on base clock as well, 3.05 GHz on the EPYC 9656 versus 3.4 GHz on the EPYC 9G76. Launch price is not the same on both, $9,713 on the EPYC 9656 versus $11,622 on the EPYC 9G76.
Who each one is for
The EPYC 9656 is the one to take for datacenter and cloud compute and virtualization-dense server workloads, though it is the wrong buy for consumer desktop builds and single-threaded latency-sensitive workloads on lower core-count SKUs. The EPYC 9G76 suits datacenter and cloud compute and virtualization-dense server workloads, though it is not built for consumer desktop builds and single-threaded latency-sensitive workloads on lower core-count SKUs.
Where the two are identical
The common ground is wider than the gap: memory channels, pcie lanes, cpu socket, product family and segment are identical here. They match on 12 further specifications as well.
Frequently asked questions
Is the Core Count the same on the EPYC 9656 and EPYC 9G76?
It is. Both are listed at 96 cores, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- AMD EPYC 9656
- AMD
- AMD EPYC 9G76
- AMD
Model Number
- AMD EPYC 9656
- 9656
- AMD EPYC 9G76
- 9G76
CPU Socket
- AMD EPYC 9656
- SP7
- AMD EPYC 9G76
- SP7
Product Family
- AMD EPYC 9656
- EPYC 9006 Series
- AMD EPYC 9G76
- EPYC 9006 Series
Segment
- AMD EPYC 9656
- Data Center
- AMD EPYC 9G76
- Data Center
Core Count
- AMD EPYC 9656
- 96 cores
- AMD EPYC 9G76
- 96 cores
Thread Count
- AMD EPYC 9656
- 192 threads
- AMD EPYC 9G76
- 192 threads
SMT Support
- AMD EPYC 9656
- Yes
- AMD EPYC 9G76
- Yes
Base Clock
- AMD EPYC 9656
- 3.05 GHz
- AMD EPYC 9G76
- 3.4 GHz
Boost Clock
- AMD EPYC 9656
- 3.7 GHz
- AMD EPYC 9G76
- 4.8 GHz
L3 Cache
- AMD EPYC 9656
- 512 MBBest
- AMD EPYC 9G76
- 384 MB-25%
Socket
- AMD EPYC 9656
- SP7
- AMD EPYC 9G76
- SP7
Multi-Socket Support
- AMD EPYC 9656
- Dual Socket
- AMD EPYC 9G76
- Dual Socket
Memory Channels
- AMD EPYC 9656
- 16 channels
- AMD EPYC 9G76
- 16 channels
Memory Type
- AMD EPYC 9656
- DDR5 RDIMM
- AMD EPYC 9G76
- DDR5 RDIMM
Max Memory Speed
- AMD EPYC 9656
- 8000 MT/s
- AMD EPYC 9G76
- 8000 MT/s
Registered Memory Required
- AMD EPYC 9656
- Yes
- AMD EPYC 9G76
- Yes
PCIe Lanes
- AMD EPYC 9656
- 96 lanes
- AMD EPYC 9G76
- 96 lanes
PCIe Generation
- AMD EPYC 9656
- PCIe 6.0
- AMD EPYC 9G76
- PCIe 6.0
TDP
- AMD EPYC 9656
- 400 W
- AMD EPYC 9G76
- 500 W
Configurable TDP Max
- AMD EPYC 9656
- 400 W
- AMD EPYC 9G76
- 500 W
Launch Price
- AMD EPYC 9656
- $9,713
- AMD EPYC 9G76
- $11,622
Memory Bandwidth
- AMD EPYC 9656
- 1024 GB/s / 1638 GB/s
- AMD EPYC 9G76
- 1024 GB/s / 1638 GB/s
PCIe
- AMD EPYC 9656
- PCIe 6.0 x96
- AMD EPYC 9G76
- PCIe 6.0 x96
Memory Support
- AMD EPYC 9656
- DDR5 RDIMM | MRDIMM, 16-Channel, Up to 8000 MT/s / Up to 12800 MT/s
- AMD EPYC 9G76
- DDR5 RDIMM | MRDIMM, 16-Channel, Up to 8000 MT/s / Up to 12800 MT/s
Which one should you pick?
Choose 9656 if you want the higher L3 cache (512 MB vs 384 MB), the higher memory channels (16 channels vs 16 channels) and the higher PCIe lanes (96 lanes vs 96 lanes).
Choose 9G76 if you already have it on hand or find it at a lower price.