AMD Epyc 7662 vs AMD A4-3400

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AMD Epyc 7662
AMD Epyc 7662 Image
AMD A4-3400
AMD A4-3400 Image
AMD Epyc 7662
AMD A4-3400
Key Differences Key Differences AMD Epyc 7662 AMD A4-3400
Cores 64 2
CPU Threads 128 2
Base Clock Speed 2GHz 2.7GHz
Turbo Clock Speed 3.3GHz Not Known
TDP (THERMAL DESIGN POINT) 225W 65W
Has integrated graphics No Yes
Performance per watt Not Known 53.0
Performance Performance AMD Epyc 7662 AMD A4-3400
CPU Speed & Cores 64 x 2GHz 2 x 2.7GHz
Number of CPU Threads 128 2
L2 Cache Size 32MB 0.5MB
L3 Cache Size 256MB Not Known
Turbo Boost Frequency 3.3GHz Not Known
L1 Cache Size 4096KB 256KB
L2 Core 0.5MB/core 0.25MB/core
L3 Core 4MB/core Not Known
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Epyc 7662 AMD A4-3400
Has AES Support Yes No
Supported SSE Version 4.2 3
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
General info General info AMD Epyc 7662 AMD A4-3400
Has 64-bit Support No Data Found No Data Found
TDP (Thermal Design Point) 225W 65W
PCI Express Version 4 2
Does it have Integrated Graphics No Yes
Semiconductor Size Not Known 32nm
GPU Base Clock Speed Not Known 600MHz
CPU Temperature Not Known 71.5°C
DirectX Version Info Not Known 11
Transistor Count Not Known 1178 million
OpenGL Driver Version Not Known 4.2
OpenGL Driver Version Not Known 1.2
No. of Supported Displays Not Known 4
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7662 AMD A4-3400
RAM Memory Speed 3200MHz 1866MHz
Max Memory Bandwidth 204.8GB/s 29.8GB/s
Max Memory Channels 8 2
Supported Memory Size 4000GB 64GB
DDR Type Memory Version 4 Not Known
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks AMD Epyc 7662 AMD A4-3400
Cinebench R20 Score (Multi-Thread) 18203 Not Known
Cinebench R20 Score (Single Thread) 386 Not Known
PassMark Score Not Known 1636
PassMark Score (Single Thread) Not Known 927
PassMark Score (Overclocked) Not Known 2273
CPU Performance (Per Watt) Not Known 53.0

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