Description
The AMD EPYC 9555P is a 64-core / 128-thread server processor in the AMD EPYC 9005 Series (5th Gen EPYC), built on the SP5 platform with a 4.4 GHz max boost clock, 256 MB of L3 cache and a 360W default TDP. It supports 12-channel DDR5 memory and PCIe® 5.0 x128 connectivity.
Specifications
| CPU Cores | 64 |
|---|---|
| Threads | 128 |
| Base Clock | 3.2 GHz |
| Max Boost Clock | 4.4 GHz |
| L3 Cache | 256 MB |
| Default TDP | 360W |
| Configurable TDP | 320-400W |
| Platform | SP5 |
| Socket Count | 1P |
| PCI Express | PCIe® 5.0 x128 |
| Memory Type | DDR5 |
| Memory Channels | 12 |
| Memory Speed | 6400 MT/s |
| Per-Socket Memory Bandwidth | 614 GB/s |
| Tray Part Number | 100-000001523 |
Platform & compatibility
- Socket: SP5 · 1P
- Note: Socket SP5 — the same platform as EPYC 9004 (Genoa), so existing SP5 motherboards and chassis can be reused, subject to a BIOS update from the board vendor.
- Memory: 12 channels of DDR5, 6400 MT/s, up to 614 GB/s per socket.
- PCIe: PCIe® 5.0 x128.
Ordering
Tray part number: 100-000001523. Pricing, lead time and system-integration options are available on request — use the Request a Quote button to send us your configuration.





