AMD Epyc 7401 vs AMD Opteron 6380

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AMD Epyc 7401
AMD Epyc 7401 Image
AMD Opteron 6380
AMD Opteron 6380 Image
AMD Epyc 7401
AMD Opteron 6380
Key Differences Key Differences AMD Epyc 7401 AMD Opteron 6380
Cores 24 16
CPU Threads 48 16
Base Clock Speed 2GHz 2.5GHz
Turbo Clock Speed 3GHz 3.4GHz
TDP (THERMAL DESIGN POINT) 155W 115W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7401 AMD Opteron 6380
CPU Speed & Cores 24 x 2GHz 16 x 2.5GHz
Number of CPU Threads 48 16
L2 Cache Size 12MB 16MB
L3 Cache Size 64MB 16MB
Turbo Boost Frequency 3GHz 3.4GHz
L1 Cache Size 1536KB 768KB
L2 Core 0.5MB/core 1MB/core
L3 Core 2.67MB/core 1MB/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 7401 AMD Opteron 6380
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 NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No Yes
Has Multithreading Tech Support No No
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General info General info AMD Epyc 7401 AMD Opteron 6380
Has 64-bit Support Yes Yes
Semiconductor Size 14nm Not Known
TDP (Thermal Design Point) 155W 115W
PCI Express Version 3 Not Known
Transistor Count 19200 million Not Known
Does it have Integrated Graphics No No
CPU Temperature Not Known 69°C
Supports Power Optimized L2 Cache No No
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Memory Memory AMD Epyc 7401 AMD Opteron 6380
RAM Memory Speed 2666MHz 1600MHz
Max Memory Bandwidth 307GB/s Not Known
Max Memory Channels 8 Not Known
Supported Memory Size 2000GB Not Known
ECC (Error-Correcting Code) Memory Support Yes Yes
Bus Frequency Not Known 3.2GHz
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Benchmarks Benchmarks AMD Epyc 7401 AMD Opteron 6380
PassMark Score 23518 Not Known
PassMark Score (Single Thread) 1600 Not Known
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