AMD Epyc 7742 vs AMD A8-7680

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AMD Epyc 7742
AMD Epyc 7742 Image
AMD A8-7680
AMD A8-7680 Image
AMD Epyc 7742
AMD A8-7680
Key Differences Key Differences AMD Epyc 7742 AMD A8-7680
Cores 64 4
CPU Threads 128 4
Base Clock Speed 2.25GHz 3.5GHz
Turbo Clock Speed 3.4GHz 3.8GHz
TDP (THERMAL DESIGN POINT) 225W 65W
Has integrated graphics No Yes
Performance per watt 66.7 Not Known
Performance Performance AMD Epyc 7742 AMD A8-7680
CPU Speed & Cores 64 x 2.25GHz 4 x 3.5GHz
Number of CPU Threads 128 4
L2 Cache Size 32MB Not Known
L3 Cache Size 256MB Not Known
Turbo Boost Frequency 3.4GHz 3.8GHz
L1 Cache Size 4096KB Not Known
L2 Core 0.5MB/core Not Known
L3 Core 4MB/core Not Known
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 38
Features Features AMD Epyc 7742 AMD A8-7680
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 No
Has Multithreading Tech Support Yes No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7742 AMD A8-7680
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 28nm
TDP (Thermal Design Point) 225W 65W
PCI Express Version 4 3
Does it have Integrated Graphics No Yes
GPU Boost Clock Speed Not Known 720MHz
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7742 AMD A8-7680
RAM Memory Speed 3200MHz 2133MHz
Max Memory Bandwidth 190.7GB/s 13.91GB/s
Max Memory Channels 8 2
Supported Memory Size 4000GB 64GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 3
Benchmarks Benchmarks AMD Epyc 7742 AMD A8-7680
PassMark Score 67185 3553
PassMark Score (Single Thread) 2376 1645
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 Not Known

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