AMD EPYC 7451 vs. AMD Ryzen 9 7900

CPU Comparison, Reviews and Tests

Detailed comparison and review of AMD EPYC 7451 and AMD Ryzen 9 7900. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.

CPUs Specifications Comparison

AMD EPYC 7451 vs. AMD Ryzen 9 7900 Benchmark Chart
GENERAL AMD EPYC 7451 AMD Ryzen 9 7900
Product Type Processor Processor
PROCESSOR AMD EPYC 7451 AMD Ryzen 9 7900
Type AMD EPYC 7451 AMD Ryzen 9 7900
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket Socket SP3 Socket AM5
Manufacturing Process - 5 nm
Thermal Design Power 180 W 65 W
Thermal Specification - 95 °C
PCI Express Revision - 5.0
PCI Express Lanes Qty - 28
Architecture Features "Zen" Core Architecture AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture
PERFORMANCE
Number of Cores 24-core 12-core
Number of Threads 48 threads 24 threads
Clock Speed (Frequency) 2.3 GHz 3.7 GHz
Max Turbo Speed 3.2 GHz 5.4 GHz
CACHE MEMORY
Cache 64 MB 64 MB
Cache Memory Details L3 - 64 MB L1 - 768 KB
L2 - 12 MB
L3 - 64 MB
INTEGRATED GRAPHICS (GPU) AMD EPYC 7451 AMD Ryzen 9 7900
Type - Radeon Graphics
Base Frequency - 400 MHz
Max Dynamic Frequency - 2.2 GHz
MISCELLANEOUS AMD EPYC 7451 AMD Ryzen 9 7900
Included Accessories Performance heatsink AMD Wraith Prism
Service & Support - Limited warranty - parts and labour - 3 years
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