AMD Ryzen 9 5950X vs AMD Phenom II X4 975

VS
AMD Ryzen 9 5950X
AMD Ryzen 9 5950X Image
AMD Phenom II X4 975
AMD Phenom II X4 975 Image
AMD Ryzen 9 5950X
AMD Phenom II X4 975
Key Differences Key Differences AMD Ryzen 9 5950X AMD Phenom II X4 975
Cores 16 4
CPU Threads 32 4
Base Clock Speed 3.4GHz 3.6GHz
Turbo Clock Speed 4.9GHz Not Known
TDP (THERMAL DESIGN POINT) 105W 125W
Has integrated graphics No No
Performance per watt 154.7 54.0
Performance Performance AMD Ryzen 9 5950X AMD Phenom II X4 975
CPU Speed & Cores 16 x 3.4GHz 4 x 3.6GHz
Number of CPU Threads 32 4
L2 Cache Size 8MB 2MB
L3 Cache Size 64MB 6MB
Turbo Boost Frequency 4.9GHz Not Known
L1 Cache Size 1024KB 512KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 4MB/core 1.5MB/core
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 18
Features Features AMD Ryzen 9 5950X AMD Phenom II X4 975
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 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 Ryzen 9 5950X AMD Phenom II X4 975
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 45nm
TDP (Thermal Design Point) 105W 125W
PCI Express Version 4 2
Does it have Integrated Graphics No No
Transistor Count Not Known 758 million
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen 9 5950X AMD Phenom II X4 975
RAM Memory Speed 3200MHz 1333MHz
Max Memory Bandwidth 47.68GB/s 21.3GB/s
Max Memory Channels 2 2
Supported Memory Size 128GB Not Known
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks AMD Ryzen 9 5950X AMD Phenom II X4 975
PassMark Score 46434 4697
PassMark Score (Single Thread) 3528 1285
Geekbench 5 Score (Multi-Thread) 16241 Not Known
Cinebench R20 Score (Multi-Thread) 10428 Not Known
Cinebench R20 Score (Single Thread) 647 Not Known
Geekbench 5 Score (Single Thread) 1652 Not Known
PassMark Score (Overclocked) Not Known 5208
CPU Performance (Per Watt) 154.7 54.0

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