AMD Epyc 7742 vs AMD Ryzen 7 3700X

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AMD Epyc 7742
AMD Epyc 7742 Image
AMD Ryzen 7 3700X
AMD Ryzen 7 3700X Image
AMD Epyc 7742
AMD Ryzen 7 3700X
Key Differences Key Differences AMD Epyc 7742 AMD Ryzen 7 3700X
Cores 64 8
CPU Threads 128 16
Base Clock Speed 2.25GHz 3.6GHz
Turbo Clock Speed 3.4GHz 4.4GHz
TDP (THERMAL DESIGN POINT) 225W 65W
Has integrated graphics No No
Performance per watt 66.7 132.8
Performance Performance AMD Epyc 7742 AMD Ryzen 7 3700X
CPU Speed & Cores 64 x 2.25GHz 8 x 3.6GHz
Number of CPU Threads 128 16
L2 Cache Size 32MB 4MB
L3 Cache Size 256MB 32MB
Turbo Boost Frequency 3.4GHz 4.4GHz
L1 Cache Size 4096KB 512KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 4MB/core 4MB/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 7742 AMD Ryzen 7 3700X
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 Yes
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7742 AMD Ryzen 7 3700X
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 7nm
TDP (Thermal Design Point) 225W 65W
PCI Express Version 4 4
Does it have Integrated Graphics No No
CPU Temperature Not Known 95°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7742 AMD Ryzen 7 3700X
RAM Memory Speed 3200MHz 3200MHz
Max Memory Bandwidth 190.7GB/s 47.68GB/s
Max Memory Channels 8 2
Supported Memory Size 4000GB 128GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 4
Benchmarks Benchmarks AMD Epyc 7742 AMD Ryzen 7 3700X
PassMark Score 67185 22816
PassMark Score (Single Thread) 2376 2690
Geekbench 5 Score (Multi-Thread) 15005 8634
Cinebench R20 Score (Multi-Thread) 20644 4834
Cinebench R20 Score (Single Thread) 398 501
Geekbench 5 Score (Single Thread) 725 1253
Blender Score (bmw27) 33.9seconds 170.7seconds
Blender Score (Classroom) 95.8seconds 509.9seconds
CPU Performance (Per Watt) 66.7 132.8
PassMark Score (Overclocked) Not Known 23087

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