AMD Ryzen Threadripper 3990X vs AMD Phenom II N660

VS
AMD Ryzen Threadripper 3990X
AMD Ryzen Threadripper 3990X Image
AMD Phenom II N660
AMD Phenom II N660 Image
AMD Ryzen Threadripper 3990X
AMD Phenom II N660
Key Differences Key Differences AMD Ryzen Threadripper 3990X AMD Phenom II N660
Cores 64 2
CPU Threads 128 2
Base Clock Speed 2.9GHz 3GHz
Turbo Clock Speed 4.3GHz Not Known
TDP (THERMAL DESIGN POINT) 280W 35W
Has integrated graphics No No
Performance per watt 88.9 Not Known
Performance Performance AMD Ryzen Threadripper 3990X AMD Phenom II N660
CPU Speed & Cores 64 x 2.9GHz 2 x 3GHz
Number of CPU Threads 128 2
L2 Cache Size 32MB 2MB
L3 Cache Size 256MB Not Known
Turbo Boost Frequency 4.3GHz Not Known
L1 Cache Size 4000KB 256KB
L2 Core 0.5MB/core 1MB/core
Does it have an unlocked multiplier Yes No
L3 Core 4MB/core Not Known
Clock Multiplier 29 15
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Ryzen Threadripper 3990X AMD Phenom II N660
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 Threadripper 3990X AMD Phenom II N660
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 45nm
TDP (Thermal Design Point) 280W 35W
PCI Express Version 4 Not Known
CPU Temperature 68°C Not Known
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen Threadripper 3990X AMD Phenom II N660
RAM Memory Speed 3200MHz 1333MHz
Max Memory Bandwidth 95.37GB/s Not Known
Max Memory Channels 4 Not Known
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
Bus Frequency Not Known 1.8GHz
Benchmarks Benchmarks AMD Ryzen Threadripper 3990X AMD Phenom II N660
PassMark Score 80633 1870
PassMark Score (Single Thread) 2551 961
Geekbench 5 Score (Multi-Thread) 24898 Not Known
Cinebench R20 Score (Single Thread) 495 Not Known
Cinebench R20 Score (Multi-Thread) 24763 Not Known
Geekbench 5 Score (Single Thread) 1207 Not Known
Blender Score (Classroom) 88.6seconds Not Known
Blender Score (bmw27) 30seconds Not Known
CPU Performance (Per Watt) 88.9 Not Known

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