AMD EPYC 7543 (3rd Gen) vs. AMD Ryzen 9 7900X

CPU Comparison, Reviews and Tests

In depth comparison and review of AMD EPYC 7543 (3rd Gen) and AMD Ryzen 9 7900X. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.

CPUs Specifications Comparison

AMD EPYC 7543 (3rd Gen) vs. AMD Ryzen 9 7900X Benchmark Chart
GENERAL AMD EPYC 7543 (3rd Gen) AMD Ryzen 9 7900X
Product Type Processor Processor
PROCESSOR AMD EPYC 7543 (3rd Gen) AMD Ryzen 9 7900X
Type AMD EPYC 7543 (3rd Gen) AMD Ryzen 9 7900X
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket Socket SP3 Socket AM5
Manufacturing Process - 5 nm
Thermal Design Power 225 W 170 W
Thermal Specification - 95 °C
PCI Express Revision 4.0 4.0
PCI Express Lanes Qty 128 -
Architecture Features AMD Infinity Architecture, AMD Infinity Guard AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture
PERFORMANCE
Number of Cores 32-core 12-core
Number of Threads 64 threads 24 threads
Clock Speed (Frequency) 2.8 GHz 4.7 GHz
Max Turbo Speed 3.7 GHz 5.6 GHz
CACHE MEMORY
Cache 256 MB 64 MB
Cache Memory Details L3 - 256 MB L1 - 768 KB
L2 - 12 MB
L3 - 64 MB
INTEGRATED GRAPHICS (GPU) AMD EPYC 7543 (3rd Gen) AMD Ryzen 9 7900X
Type - Radeon Graphics
Base Frequency - 400 MHz
Max Dynamic Frequency - 2.2 GHz
MISCELLANEOUS AMD EPYC 7543 (3rd Gen) AMD Ryzen 9 7900X
Service & Support - Limited warranty - parts and labour - 3 years
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