AMD Epyc 7H12 vs AMD Ryzen 9 3900XT

VS
AMD Epyc 7H12
AMD Epyc 7H12 Image
AMD Ryzen 9 3900XT
AMD Ryzen 9 3900XT Image
AMD Epyc 7H12
AMD Ryzen 9 3900XT
Key Differences Key Differences AMD Epyc 7H12 AMD Ryzen 9 3900XT
Cores 64 12
CPU Threads 128 24
Base Clock Speed 2.6GHz 4.1GHz
Turbo Clock Speed 3.3GHz 4.6GHz
TDP (THERMAL DESIGN POINT) 280W 105W
Has integrated graphics No No
Performance per watt Not Known 113.0
Performance Performance AMD Epyc 7H12 AMD Ryzen 9 3900XT
CPU Speed & Cores 64 x 2.6GHz 12 x 4.1GHz
Number of CPU Threads 128 24
L2 Cache Size 32MB 6MB
L3 Cache Size 256MB 70MB
Turbo Boost Frequency 3.3GHz 4.6GHz
L1 Cache Size 4096KB 768KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 4MB/core 5.8MB/core
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Epyc 7H12 AMD Ryzen 9 3900XT
Has AES Support Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes No
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7H12 AMD Ryzen 9 3900XT
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 7nm
TDP (Thermal Design Point) 280W 105W
PCI Express Version 4 4
Does it have Integrated Graphics No No
CPU Temperature Not Known 95°C
3DMark06 Score Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory AMD Epyc 7H12 AMD Ryzen 9 3900XT
RAM Memory Speed 3200MHz 3200MHz
Max Memory Bandwidth 190.7GB/s 47.68GB/s
Max Memory Channels 8 2
Supported Memory Size 4000GB 128GB
DDR Type Memory Version 4 4
ECC (Error-Correcting Code) Memory Support No Yes
Benchmarks Benchmarks AMD Epyc 7H12 AMD Ryzen 9 3900XT
PassMark Score Not Known 33013
PassMark Score (Single Thread) Not Known 2803
Geekbench 5 Score (Multi-Thread) Not Known 12212
Cinebench R20 Score (Multi-Thread) Not Known 7244
Cinebench R20 Score (Single Thread) Not Known 539
Geekbench 5 Score (Single Thread) Not Known 1327
Blender Score (bmw27) Not Known 116.4seconds
Blender Score (Classroom) Not Known 353.3seconds
PassMark Score (Overclocked) Not Known 33570
CPU Performance (Per Watt) Not Known 113.0
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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