AMD Epyc 7742 vs AMD A8-3800

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AMD Epyc 7742
AMD Epyc 7742 Image
AMD A8-3800
AMD A8-3800 Image
AMD Epyc 7742
AMD A8-3800
Key Differences Key Differences AMD Epyc 7742 AMD A8-3800
Cores 64 4
CPU Threads 128 4
Base Clock Speed 2.25GHz 2.4GHz
Turbo Clock Speed 3.4GHz 2.7GHz
TDP (THERMAL DESIGN POINT) 225W 65W
Has integrated graphics No Yes
Performance per watt 66.7 73.0
Performance Performance AMD Epyc 7742 AMD A8-3800
CPU Speed & Cores 64 x 2.25GHz 4 x 2.4GHz
Number of CPU Threads 128 4
L2 Cache Size 32MB 4MB
L3 Cache Size 256MB Not Known
Turbo Boost Frequency 3.4GHz 2.7GHz
L1 Cache Size 4096KB 512KB
L2 Core 0.5MB/core 1MB/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
Turbo Core Tech Version Not Known 1
Features Features AMD Epyc 7742 AMD A8-3800
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 7742 AMD A8-3800
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
TDP (Thermal Design Point) 225W 65W
PCI Express Version 4 2
Does it have Integrated Graphics No Yes
GPU Base Clock Speed Not Known 600MHz
CPU Temperature Not Known 70.5°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 3
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7742 AMD A8-3800
RAM Memory Speed 3200MHz 1866MHz
Max Memory Bandwidth 190.7GB/s 29.8GB/s
Max Memory Channels 8 2
Supported Memory Size 4000GB 64GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks AMD Epyc 7742 AMD A8-3800
PassMark Score 67185 3249
PassMark Score (Single Thread) 2376 886
Geekbench 5 Score (Multi-Thread) 15005 Not Known
Cinebench R20 Score (Multi-Thread) 20644 Not Known
Cinebench R20 Score (Single Thread) 398 Not Known
Geekbench 5 Score (Single Thread) 725 Not Known
Blender Score (bmw27) 33.9seconds Not Known
Blender Score (Classroom) 95.8seconds Not Known
CPU Performance (Per Watt) 66.7 73.0
PassMark Score (Overclocked) Not Known 3563

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