AMD Ryzen 9 3900 vs AMD Ryzen 7 1800x

VS
AMD Ryzen 9 3900
AMD Ryzen 9 3900 Image
AMD Ryzen 7 1800x
AMD Ryzen 7 1800x Image
AMD Ryzen 9 3900
AMD Ryzen 7 1800x
Key Differences Key Differences AMD Ryzen 9 3900 AMD Ryzen 7 1800x
Cores 12 8
CPU Threads 24 16
Base Clock Speed 3.1GHz 3.6GHz
Turbo Clock Speed 4.3GHz 4GHz
TDP (THERMAL DESIGN POINT) 65W 95W
Has integrated graphics No No
Performance per watt 163.0 66.8
Performance Performance AMD Ryzen 9 3900 AMD Ryzen 7 1800x
CPU Speed & Cores 12 x 3.1GHz 8 x 3.6GHz
Number of CPU Threads 24 16
L2 Cache Size 6MB 4MB
L3 Cache Size 64MB 16MB
Turbo Boost Frequency 4.3GHz 4GHz
L1 Cache Size 768KB 768KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 5.33MB/core 2MB/core
Does it have an unlocked multiplier Yes Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Ryzen 9 3900 AMD Ryzen 7 1800x
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 Yes
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes No
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
General info General info AMD Ryzen 9 3900 AMD Ryzen 7 1800x
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 14nm
TDP (Thermal Design Point) 65W 95W
PCI Express Version 4 3
CPU Temperature 95°C Not Known
Does it have Integrated Graphics No No
Transistor Count Not Known 4800 million
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen 9 3900 AMD Ryzen 7 1800x
RAM Memory Speed 3200MHz 2667MHz
Max Memory Bandwidth 47.68GB/s Not Known
Max Memory Channels 2 2
Supported Memory Size 128GB 128GB
DDR Type Memory Version 4 4
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks AMD Ryzen 9 3900 AMD Ryzen 7 1800x
PassMark Score 30887 16234
PassMark Score (Single Thread) 2649 2172
Blender Score (bmw27) 132.5seconds 233.4seconds
Blender Score (Classroom) 446.6seconds 708.7seconds
Geekbench 5 Score (Multi-Thread) 10598 6344
Cinebench R20 Score (Multi-Thread) Not Known 3587
Cinebench R20 Score (Single Thread) Not Known 381
Geekbench 5 Score (Single Thread) 1190 935
PassMark Score (Overclocked) 31671 17189
CPU Performance (Per Watt) 163.0 66.8

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