AMD EPYC Embedded 9554 processor review

EPYC Embedded 9554 processor released by AMD; release date: 14 Mar 2023. The processor is based on Zen 4 (Genoa) microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 64, threads - 128. Maximum CPU clock speed - 3.75 GHz. Manufacturing process technology - 5 nm. Cache size: L1 - 64K (per core), L2 - 1MB (per core), L3 - 256MB (shared).

Supported memory types: DDR5-4800 MHz, Twelve-channel.

Supported socket types: SP5. Maximum number of processors in a configuration - 2. Power consumption (TDP): 360 Watt.

Specifications (specs)

Essentials
Architecture codename	Zen 4 (Genoa)
Launch date	14 Mar 2023
Place in performance rating	not rated
Performance
Base frequency	3.1 GHz
Die size	8x 72 mm²
L1 cache	64K (per core)
L2 cache	1MB (per core)
L3 cache	256MB (shared)
Manufacturing process technology	5 nm
Maximum frequency	3.75 GHz
Number of cores	64
Number of threads	128
Transistor count	52,560 million
Unlocked

Memory
ECC memory support
Supported memory types	DDR5-4800 MHz, Twelve-channel
Compatibility
Configurable TDP	320-400 Watt
Max number of CPUs in a configuration	2
Sockets supported	SP5
Thermal Design Power (TDP)	360 Watt
Peripherals
PCIe configurations	Gen 5, 128 Lanes, (CPU only)