AMD Epyc 7451 vs AMD Opteron 6320

VS
AMD Epyc 7451
AMD Epyc 7451 Image
AMD Opteron 6320
AMD Opteron 6320 Image
AMD Epyc 7451
AMD Opteron 6320
Key Differences Key Differences AMD Epyc 7451 AMD Opteron 6320
Cores 24 8
CPU Threads 48 8
Base Clock Speed 2.3GHz 2.8GHz
Turbo Clock Speed 3.2GHz 3.3GHz
TDP (THERMAL DESIGN POINT) 180W 115W
Has integrated graphics No 115W
Performance per watt Not Known 115W
Performance Performance AMD Epyc 7451 AMD Opteron 6320
CPU Speed & Cores 24 x 2.3GHz 8 x 2.8GHz
Number of CPU Threads 48 8
L2 Cache Size 12MB 8MB
L3 Cache Size 64MB 16MB
Turbo Boost Frequency 3.2GHz 3.3GHz
L1 Cache Size 2304KB 384KB
L2 Core 0.5MB/core 1MB/core
L3 Core 2.67MB/core 2MB/core
Does it have an unlocked multiplier No No Data Found
Uses ARM big.LITTLE tech No No Data Found
Uses ARM HMP No No Data Found
Clock Multiplier Not Known No Data Found
Turbo Core Tech Version Not Known 2
Turbo Boost Tech Version Not Known No Data Found
Features Features AMD Epyc 7451 AMD Opteron 6320
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
No. of Bits Executed at a Time Not Known No Data Found
CPU Front-End Width Not Known No Data Found
Supports ARM TrustZone Tech No No Data Found
Has FMA4 Instructions Support No Yes
Has Multithreading Tech Support No No Data Found
VFP Version Not Known No Data Found
General info General info AMD Epyc 7451 AMD Opteron 6320
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm No Data Found
TDP (Thermal Design Point) 180W 115W
PCI Express Version 3 No Data Found
Transistor Count 19200 million No Data Found
Does it have Integrated Graphics No No Data Found
GPU Base Clock Speed Not Known No Data Found
CPU Temperature Not Known 71.7°C
DirectX Version Info Not Known No Data Found
OpenGL Driver Version Not Known No Data Found
OpenGL Driver Version Not Known No Data Found
GPU Boost Clock Speed Not Known No Data Found
Total GPU Execution Units Not Known No Data Found
No. of Supported Displays Not Known No Data Found
3DMark06 Score Not Known No Data Found
Total GPU Shading Units Not Known No Data Found
Total GPU ROPs Not Known No Data Found
Total GPU TMUs Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory AMD Epyc 7451 AMD Opteron 6320
RAM Memory Speed 2666MHz 1600MHz
Max Memory Bandwidth 341GB/s No Data Found
Max Memory Channels 8 No Data Found
Supported Memory Size 2000GB No Data Found
ECC (Error-Correcting Code) Memory Support Yes No Data Found
Bus Bandwidth Not Known No Data Found
eMMC Memory version Not Known No Data Found
DDR Type Memory Version Not Known No Data Found
Bus Frequency Not Known 3.2GHz
Benchmarks Benchmarks AMD Epyc 7451 AMD Opteron 6320
PassMark Score 28957 No Data Found
PassMark Score (Single Thread) 1601 No Data Found
Geekbench 5 Score (Multi-Thread) Not Known No Data Found
Cinebench R20 Score (Multi-Thread) Not Known No Data Found
Cinebench R20 Score (Single Thread) Not Known No Data Found
Geekbench 5 Score (Single Thread) Not Known No Data Found
Blender Score (bmw27) Not Known No Data Found
Blender Score (Classroom) Not Known No Data Found
PassMark Score (Overclocked) Not Known No Data Found
CPU Performance (Per Watt) Not Known No Data Found
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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