AMD Ryzen Threadripper 3990X vs Intel Atom C3955

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AMD Ryzen Threadripper 3990X
AMD Ryzen Threadripper 3990X Image
Intel Atom C3955
Intel Atom C3955 Image
AMD Ryzen Threadripper 3990X
Intel Atom C3955
Key Differences Key Differences AMD Ryzen Threadripper 3990X Intel Atom C3955
Cores 64 16
CPU Threads 128 16
Base Clock Speed 2.9GHz 2.1GHz
Turbo Clock Speed 4.3GHz 2.4GHz
TDP (THERMAL DESIGN POINT) 280W 32W
Has integrated graphics No No
Performance per watt 88.9 Not Known
Performance Performance AMD Ryzen Threadripper 3990X Intel Atom C3955
CPU Speed & Cores 64 x 2.9GHz 16 x 2.1GHz
Number of CPU Threads 128 16
L2 Cache Size 32MB 16MB
L3 Cache Size 256MB Not Known
Turbo Boost Frequency 4.3GHz 2.4GHz
L1 Cache Size 4000KB 896KB
L2 Core 0.5MB/core 1MB/core
Does it have an unlocked multiplier Yes No
L3 Core 4MB/core Not Known
Clock Multiplier 29 21
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Turbo Boost Tech Version Not Known 2
Features Features AMD Ryzen Threadripper 3990X Intel Atom C3955
Has AES Support Yes Yes
Supported SSE Version 4.2 Not Known
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 Yes
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 Intel Atom C3955
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 14nm
TDP (Thermal Design Point) 280W 32W
PCI Express Version 4 3
CPU Temperature 68°C 100°C
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen Threadripper 3990X Intel Atom C3955
RAM Memory Speed 3200MHz 2400MHz
Max Memory Bandwidth 95.37GB/s Not Known
Max Memory Channels 4 2
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version 4 Not Known
Supported Memory Size Not Known 256GB
Benchmarks Benchmarks AMD Ryzen Threadripper 3990X Intel Atom C3955
PassMark Score 80633 Not Known
PassMark Score (Single Thread) 2551 Not Known
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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