EPYC 7643P vs EPYC 9255

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Performance Comparison

About PassMark

Passmark Score

77307

Passmark Score

75809

Performance Difference

EPYC 7643P is 2.0% faster than EPYC 9255

Benchmarks & Performance Comparison

In this CPU comparison, EPYC 7643P performs 2.0% better in benchmarks. Below you'll find detailed performance analysis, gaming benchmarks, power consumption data, and specifications to help you decide between EPYC 7643P and EPYC 9255.

Both processors are popular choices for gaming PCs. Consider factors like core count, boost clock speeds, power consumption (TDP), and gaming vs productivity performance when choosing between these CPUs.

Technical Specifications

Detailed hardware specifications for EPYC 7643P and EPYC 9255

EPYC 7643P

The EPYC 7643P is manufactured by AMD. It was released in 5 September 2023 (2 years ago). It is based on the Milan (2021−2023) architecture. It features 48 cores and 96 threads. Base frequency is 2.3 GHz, with boost up to 3.6 GHz. L3 cache: 256 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 225 Watt. Memory support: DDR4. Passmark benchmark score: 77,307 points. Launch price was $2,722.

General Information

Type:server

Designer:AMD

Launch Price:$2,722

Manufacturer:TSMC

Release Date:5 September 2023 (2 years ago)

Architecture Codename:Milan (2021−2023)

Performance Ranking Position:68

Technical Specifications

Cores:48

Threads:96

Die Size:8x 81 mm2

L1 Cache:64 kB (per core)

L2 Cache:512 kB (per core)

L3 Cache:256 MB (total)

Max Frequency:3.6 GHz

64-Bit Support:-

Base Frequency:2.3 GHz

Transistor Count:33,200 million

Process Technology:7 nm

Compatibility

Socket:SP3

Power Consumption (TDP):225 Watt

Max Processors In Config:1

Memory

RAM Types:DDR4

EPYC 9255

The EPYC 9255 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 24 cores and 48 threads. Base frequency is 3.25 GHz, with boost up to 4.8 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 200 Watt. Memory support: DDR5. Passmark benchmark score: 75,809 points. Launch price was $2,495.