AMD Epyc 7402 vs AMD Opteron 6344

AMD Epyc 7402
AMD Epyc 7402 Image
AMD Opteron 6344
AMD Opteron 6344 Image
AMD Epyc 7402
AMD Opteron 6344
Key Differences Key Differences AMD Epyc 7402 AMD Opteron 6344
Cores 24 12
CPU Threads 48 12
Base Clock Speed 2.8GHz 2.6GHz
Turbo Clock Speed 3.35GHz 3.2GHz
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7402 AMD Opteron 6344
CPU Speed & Cores 24 x 2.8GHz 12 x 2.6GHz
Number of CPU Threads 48 12
L2 Cache Size 12MB 12MB
L3 Cache Size 128MB 16MB
Turbo Boost Frequency 3.35GHz 3.2GHz
L1 Cache Size 1536KB 576KB
L2 Core 0.5MB/core 1MB/core
L3 Core 5.33MB/core 1.33MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Turbo Core Tech Version Not Known 2
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Features Features AMD Epyc 7402 AMD Opteron 6344
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 No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
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General info General info AMD Epyc 7402 AMD Opteron 6344
Has 64-bit Support Yes Yes
Semiconductor Size 14nm Not Known
TDP (Thermal Design Point) 180W 115W
PCI Express Version 4 Not Known
Does it have Integrated Graphics No No
CPU Temperature Not Known 70.4°C
3DMark06 Score Not Known Yes
Supports Power Optimized L2 Cache No Yes
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Memory Memory AMD Epyc 7402 AMD Opteron 6344
RAM Memory Speed 3200MHz 1600MHz
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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Benchmarks Benchmarks AMD Epyc 7402 AMD Opteron 6344
Power Consumption Under High Load Not Known Yes
Standard Power Consumption Not Known Yes
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