AMD Ryzen 9 3950X vs AMD Athlon II X4 638

VS
AMD Ryzen 9 3950X
AMD Ryzen 9 3950X Image
AMD Athlon II X4 638
AMD Athlon II X4 638 Image
AMD Ryzen 9 3950X
AMD Athlon II X4 638
Key Differences Key Differences AMD Ryzen 9 3950X AMD Athlon II X4 638
Cores 16 4
CPU Threads 32 4
Base Clock Speed 3.5GHz 2.7GHz
Turbo Clock Speed 4.7GHz Not Known
TDP (THERMAL DESIGN POINT) 105W 65W
Has integrated graphics No No
Performance per watt 135.0 55.0
Performance Performance AMD Ryzen 9 3950X AMD Athlon II X4 638
CPU Speed & Cores 16 x 3.5GHz 4 x 2.7GHz
Number of CPU Threads 32 4
L2 Cache Size 8.1MB 4MB
L3 Cache Size 72MB Not Known
Turbo Boost Frequency 4.7GHz Not Known
L1 Cache Size 1536KB 512KB
L2 Core 0.5MB/core 1MB/core
Does it have an unlocked multiplier Yes No
L3 Core 4.5MB/core Not Known
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Ryzen 9 3950X AMD Athlon II X4 638
Has AES Support Yes No
Supported SSE Version 4.2 4
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 FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
Has NX Processor Bit Support No Yes
General info General info AMD Ryzen 9 3950X AMD Athlon II X4 638
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 32nm
TDP (Thermal Design Point) 105W 65W
PCI Express Version 4 2
CPU Temperature 95°C Not Known
Transistor Count 19200 million 1178 million
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen 9 3950X AMD Athlon II X4 638
Max Memory Channels 2 2
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
RAM Memory Speed Not Known 1866MHz
Benchmarks Benchmarks AMD Ryzen 9 3950X AMD Athlon II X4 638
PassMark Score 39265 Not Known
PassMark Score (Single Thread) 2746 Not Known
Geekbench 5 Score (Multi-Thread) 14174 Not Known
Cinebench R20 Score (Multi-Thread) 9148 Not Known
Cinebench R20 Score (Single Thread) 531 Not Known
Geekbench 5 Score (Single Thread) 1297 Not Known
Blender Score (bmw27) 90.8seconds Not Known
Blender Score (Classroom) 270.7seconds Not Known
CPU Performance (Per Watt) 135.0 55.0

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