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Square green CPU package with gold contact pads and silver heat spreader showing model markings

AMD

AMD EPYC 7543P 32-Core 2.8 GHz 256 MB L3 Cache SP3 225W 100-000000341

SKU CH-S5MT-FTYJP MPN 100-000000341

32-core server processor with 64 threads, 2.8 GHz base clock, 3.7 GHz max turbo, 256 MB L3 cache, DDR4-3200 8-channel memory, 128 PCIe 4.0 lanes, 225 W TDP, SP3 socket

  • NameEPYC 7543P
  • CPU Socket TypeSocket SP3
  • Core NameMilan
  • # of Cores32-Core
  • # of Threads64
  • Operating Frequency2.8 GHz
  • 32 cores and 64 threads handle parallel workloads efficiently
  • 256 MB L3 cache reduces latency for data-intensive tasks
  • Max turbo frequency of 3.7 GHz accelerates burst performance
  • 128 PCIe 4.0 lanes enable high-speed I/O expansion
  • 8-channel DDR4 3200 memory controller maximises bandwidth

Server processor for multi-threaded workloads

The AMD EPYC 7543P is a 32-core server CPU built on 7 nm technology for data-centre deployments. It runs at a 2.8 GHz base frequency and reaches 3.7 GHz max turbo across 64 threads. The 256 MB L3 cache and eight-channel DDR4 3200 memory controller support heavy virtualisation and database tasks.

Socket SP3 installation requires compatible platform

The processor fits the Socket SP3 interface without soldering, but a cooling solution is not included and must be sourced separately for the 225 W thermal design power. Installers should verify motherboard BIOS revision and mounting hardware before handling the chip. Misaligned insertion or insufficient contact pressure can damage the socket pins.

Verify memory, PCIe and power infrastructure first

Confirm the host system provides eight DDR4 channels and can deliver adequate current for 225 W operation. The CPU exposes 128 PCI Express 4.0 lanes, so the backplane or riser layout must match that lane count. Ensure the chassis airflow and power distribution are rated for the thermal envelope before ordering.

Highlights

  • 32 cores and 64 threads handle parallel workloads efficiently
  • 256 MB L3 cache reduces latency for data-intensive tasks
  • Max turbo frequency of 3.7 GHz accelerates burst performance
  • 128 PCIe 4.0 lanes enable high-speed I/O expansion
  • 8-channel DDR4 3200 memory controller maximises bandwidth

Specifications

BrandAMD
SeriesAMD EPYC 7003
NameEPYC 7543P
Model100-000000341
CPU Socket TypeSocket SP3
Core NameMilan
# of Cores32-Core
# of Threads64
Operating Frequency2.8 GHz
Max Turbo Frequency3.7 GHz
L3 Cache256MB
64-Bit SupportYes
Manufacturing Tech7 nm
Integrated Memory Controller SpeedDDR4 3200
Memory Channel8 Channel
Virtualization Technology SupportYes
PCI Express Revision4.0
Max # of PCI Express Lanes128
Thermal Design Power225W
Cooling DeviceCooling device not included - Processor Only
Shipping weight0.82 kg
Package size152 × 152 × 102 mm

Questions about this item

How do I verify the 32 cores and 64 threads are active after installing the EPYC 7543P?

Check the OS task manager or run lscpu to confirm 32 cores and 64 threads are reported at the 2.8 GHz base frequency

What comes in the box and what must I purchase separately for the 100-000000341 processor?

The box contains the processor only; a Socket SP3 cooler, DDR4-3200 memory modules and a compatible motherboard must be bought separately

Which EPYC 7543P variant should I choose for a single-socket server needing maximum cache?

The 7543P is a single-socket part with 256 MB L3 cache, 32 cores and a 225 W TDP — select it when those specifications match the workload

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