AMD Ryzen 7 1800x vs AMD Epyc 7281

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AMD Ryzen 7 1800x
AMD Ryzen 7 1800x Image
AMD Epyc 7281
AMD Epyc 7281 Image
AMD Ryzen 7 1800x
AMD Epyc 7281
Key Differences Key Differences AMD Ryzen 7 1800x AMD Epyc 7281
Cores 8 16
CPU Threads 16 32
Base Clock Speed 3.6GHz 2.1GHz
Turbo Clock Speed 4GHz 2.7GHz
TDP (THERMAL DESIGN POINT) 95W 155W
Has integrated graphics No No
Performance per watt 66.8 Not Known
Performance Performance AMD Ryzen 7 1800x AMD Epyc 7281
CPU Speed & Cores 8 x 3.6GHz 16 x 2.1GHz
Number of CPU Threads 16 32
L2 Cache Size 4MB 8MB
L3 Cache Size 16MB 32MB
Turbo Boost Frequency 4GHz 2.7GHz
L1 Cache Size 768KB 1536KB
L2 Core 0.5MB/core 0.5MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 2MB/core
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Ryzen 7 1800x AMD Epyc 7281
Has AES Support Yes Yes
Supports CPU Throttling Yes No
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 Yes No
Has Multithreading Tech Support Yes No
Has FMA3 Instructions Support Yes Yes
Supports ARM TrustZone Tech No No
Has NX Processor Bit Support No Yes
General info General info AMD Ryzen 7 1800x AMD Epyc 7281
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 95W 155W
PCI Express Version 3 3
Transistor Count 4800 million Not Known
Supports Power Optimized L2 Cache No No
Does it have Integrated Graphics No No
Memory Memory AMD Ryzen 7 1800x AMD Epyc 7281
RAM Memory Speed 2667MHz 2400MHz
Max Memory Channels 2 8
Supported Memory Size 128GB 2000GB
DDR Type Memory Version 4 Not Known
Max Memory Bandwidth Not Known 307GB/s
ECC (Error-Correcting Code) Memory Support No Yes
Benchmarks Benchmarks AMD Ryzen 7 1800x AMD Epyc 7281
PassMark Score 16234 12720
PassMark Score (Single Thread) 2172 1429
Geekbench 5 Score (Multi-Thread) 6344 Not Known
Cinebench R20 Score (Multi-Thread) 3587 Not Known
Cinebench R20 Score (Single Thread) 381 Not Known
Geekbench 5 Score (Single Thread) 935 Not Known
Blender Score (Classroom) 708.7seconds Not Known
Blender Score (bmw27) 233.4seconds Not Known
PassMark Score (Overclocked) 17189 Not Known
CPU Performance (Per Watt) 66.8 Not Known

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