AMD Epyc 7642 vs AMD Opteron 6204

VS
AMD Epyc 7642
AMD Epyc 7642 Image
AMD Opteron 6204
AMD Opteron 6204 Image
AMD Epyc 7642
AMD Opteron 6204
Key Differences Key Differences AMD Epyc 7642 AMD Opteron 6204
Cores 48 4
CPU Threads 96 4
Base Clock Speed 2.3GHz 3.3GHz
Turbo Clock Speed 3.3GHz Not Known
TDP (THERMAL DESIGN POINT) 225W 115W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7642 AMD Opteron 6204
CPU Speed & Cores 48 x 2.3GHz 4 x 3.3GHz
Number of CPU Threads 96 4
L2 Cache Size 24MB 4MB
L3 Cache Size 256MB 16MB
Turbo Boost Frequency 3.3GHz Not Known
L1 Cache Size 3072KB 768KB
L2 Core 0.5MB/core 1MB/core
L3 Core 5.33MB/core 4MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Epyc 7642 AMD Opteron 6204
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 No
Has FMA4 Instructions Support No Yes
Has Multithreading Tech Support Yes No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7642 AMD Opteron 6204
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm Not Known
TDP (Thermal Design Point) 225W 115W
PCI Express Version 4 Not Known
Does it have Integrated Graphics No No
CPU Temperature Not Known 69°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7642 AMD Opteron 6204
RAM Memory Speed 3200MHz 1600MHz
Max Memory Bandwidth 190.7GB/s Not Known
Max Memory Channels 8 Not Known
Supported Memory Size 4000GB Not Known
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
Bus Frequency Not Known 3.2GHz

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