AMD Ryzen 7 5800X vs AMD Ryzen 9 Pro 3900

VS
AMD Ryzen 7 5800X
AMD Ryzen 7 5800X Image
AMD Ryzen 9 Pro 3900
AMD Ryzen 9 Pro 3900 Image
AMD Ryzen 7 5800X
AMD Ryzen 9 Pro 3900
Key Differences Key Differences AMD Ryzen 7 5800X AMD Ryzen 9 Pro 3900
Cores 8 12
CPU Threads 16 24
Base Clock Speed 3.8GHz 3.1GHz
Turbo Clock Speed 4.7GHz 4.3GHz
TDP (THERMAL DESIGN POINT) 105W 65W
Has integrated graphics No No
Performance per watt 98.4 Not Known
Performance Performance AMD Ryzen 7 5800X AMD Ryzen 9 Pro 3900
CPU Speed & Cores 8 x 3.8GHz 12 x 3.1GHz
Number of CPU Threads 16 24
L2 Cache Size 4MB 6MB
L3 Cache Size 32MB 64MB
Turbo Boost Frequency 4.7GHz 4.3GHz
L1 Cache Size 512KB 768KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 4MB/core 5.33MB/core
Does it have an unlocked multiplier Yes No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Ryzen 7 5800X AMD Ryzen 9 Pro 3900
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 Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
General info General info AMD Ryzen 7 5800X AMD Ryzen 9 Pro 3900
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 7nm
TDP (Thermal Design Point) 105W 65W
PCI Express Version 4 4
Does it have Integrated Graphics No No
CPU Temperature 90°C 95°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen 7 5800X AMD Ryzen 9 Pro 3900
RAM Memory Speed 3200MHz 3200MHz
Max Memory Bandwidth 47.68GB/s 47.68GB/s
Max Memory Channels 2 2
Supported Memory Size 128GB 128GB
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 4
Benchmarks Benchmarks AMD Ryzen 7 5800X AMD Ryzen 9 Pro 3900
PassMark Score 28752 31800
PassMark Score (Single Thread) 3513 2637
Geekbench 5 Score (Multi-Thread) 10330 Not Known
Cinebench R20 Score (Multi-Thread) 5724 Not Known
Cinebench R20 Score (Single Thread) 628 Not Known
Geekbench 5 Score (Single Thread) 1658 Not Known
CPU Performance (Per Watt) 98.4 Not Known

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