AMD Ryzen Threadripper 3990X vs AMD Epyc Embedded 3251

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AMD Ryzen Threadripper 3990X
AMD Ryzen Threadripper 3990X Image
AMD Epyc Embedded 3251
AMD Epyc Embedded 3251 Image
AMD Ryzen Threadripper 3990X
AMD Epyc Embedded 3251
Key Differences Key Differences AMD Ryzen Threadripper 3990X AMD Epyc Embedded 3251
Cores 64 8
CPU Threads 128 16
Base Clock Speed 2.9GHz 2.5GHz
Turbo Clock Speed 4.3GHz 3.1GHz
TDP (THERMAL DESIGN POINT) 280W 50W
Has integrated graphics No No
Performance per watt 88.9 Not Known
Performance Performance AMD Ryzen Threadripper 3990X AMD Epyc Embedded 3251
CPU Speed & Cores 64 x 2.9GHz 8 x 2.5GHz
Number of CPU Threads 128 16
L2 Cache Size 32MB Not Known
L3 Cache Size 256MB Not Known
Turbo Boost Frequency 4.3GHz 3.1GHz
L1 Cache Size 4000KB Not Known
L2 Core 0.5MB/core Not Known
Does it have an unlocked multiplier Yes No
L3 Core 4MB/core Not Known
Clock Multiplier 29 25
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Ryzen Threadripper 3990X AMD Epyc Embedded 3251
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 No
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
General info General info AMD Ryzen Threadripper 3990X AMD Epyc Embedded 3251
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 14nm
TDP (Thermal Design Point) 280W 50W
PCI Express Version 4 3
CPU Temperature 68°C 105°C
Does it have Integrated Graphics No No
Transistor Count Not Known 4800 million
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen Threadripper 3990X AMD Epyc Embedded 3251
RAM Memory Speed 3200MHz 2666MHz
Max Memory Bandwidth 95.37GB/s 39.74GB/s
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 512GB
Benchmarks Benchmarks AMD Ryzen Threadripper 3990X AMD Epyc Embedded 3251
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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