AMD Epyc 7402 vs AMD Opteron 6166 HE

AMD Epyc 7402
AMD Epyc 7402 Image
AMD Opteron 6166 HE
AMD Opteron 6166 HE Image
AMD Epyc 7402
AMD Opteron 6166 HE
Key Differences Key Differences AMD Epyc 7402 AMD Opteron 6166 HE
Cores 24 12
CPU Threads 48 12
Base Clock Speed 2.8GHz 1.8GHz
Turbo Clock Speed 3.35GHz Not Known
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7402 AMD Opteron 6166 HE
CPU Speed & Cores 24 x 2.8GHz 12 x 1.8GHz
Number of CPU Threads 48 12
L2 Cache Size 12MB 0.6MB
L3 Cache Size 128MB 12MB
Turbo Boost Frequency 3.35GHz Not Known
L1 Cache Size 1536KB 1536KB
L2 Core 0.5MB/core 0.05MB/core
L3 Core 5.33MB/core 1MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
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Features Features AMD Epyc 7402 AMD Opteron 6166 HE
Has AES Support Yes No
Supported SSE Version 4.2 4
Has AVX Support Yes No
Has MMX Tech Support Yes Yes
Has F16C Support Yes No
Has FMA4 Instructions Support No No
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
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General info General info AMD Epyc 7402 AMD Opteron 6166 HE
Has 64-bit Support Yes Yes
Semiconductor Size 14nm Not Known
TDP (Thermal Design Point) 180W 85W
PCI Express Version 4 Not Known
Does it have Integrated Graphics No No
CPU Temperature Not Known 65°C
Supports Power Optimized L2 Cache No No
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Memory Memory AMD Epyc 7402 AMD Opteron 6166 HE
RAM Memory Speed 3200MHz 1333MHz
Max Memory Bandwidth 204.8GB/s Not Known
Max Memory Channels 8 Not Known
Supported Memory Size 4000GB Not Known
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version 4 Not Known
Bus Frequency Not Known 3.2GHz
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