AMD Epyc 7642 vs AMD Epyc Embedded 3451

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AMD Epyc 7642
AMD Epyc 7642 Image
AMD Epyc Embedded 3451
AMD Epyc Embedded 3451 Image
AMD Epyc 7642
AMD Epyc Embedded 3451
Key Differences Key Differences AMD Epyc 7642 AMD Epyc Embedded 3451
Cores 48 16
CPU Threads 96 32
Base Clock Speed 2.3GHz 2.15GHz
Turbo Clock Speed 3.3GHz 3GHz
TDP (THERMAL DESIGN POINT) 225W 100W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7642 AMD Epyc Embedded 3451
CPU Speed & Cores 48 x 2.3GHz 16 x 2.15GHz
Number of CPU Threads 96 32
L2 Cache Size 24MB Not Known
L3 Cache Size 256MB Not Known
Turbo Boost Frequency 3.3GHz 3GHz
L1 Cache Size 3072KB Not Known
L2 Core 0.5MB/core Not Known
L3 Core 5.33MB/core Not Known
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 21.5
Features Features AMD Epyc 7642 AMD Epyc Embedded 3451
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 No
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 7642 AMD Epyc Embedded 3451
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 225W 100W
PCI Express Version 4 3
Does it have Integrated Graphics No No
CPU Temperature Not Known 95°C
Transistor Count Not Known 9600 million
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7642 AMD Epyc Embedded 3451
RAM Memory Speed 3200MHz 2666MHz
Max Memory Bandwidth 190.7GB/s 79.47GB/s
Max Memory Channels 8 4
Supported Memory Size 4000GB 1000GB
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version 4 Not Known

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