AMD Ryzen 9 5950X vs AMD Epyc 7281

VS
AMD Ryzen 9 5950X
AMD Ryzen 9 5950X Image
AMD Epyc 7281
AMD Epyc 7281 Image
AMD Ryzen 9 5950X
AMD Epyc 7281
Key Differences Key Differences AMD Ryzen 9 5950X AMD Epyc 7281
Cores 16 16
CPU Threads 32 32
Base Clock Speed 3.4GHz 2.1GHz
Turbo Clock Speed 4.9GHz 2.7GHz
TDP (THERMAL DESIGN POINT) 105W 155W
Has integrated graphics No No
Performance per watt 154.7 Not Known
Performance Performance AMD Ryzen 9 5950X AMD Epyc 7281
CPU Speed & Cores 16 x 3.4GHz 16 x 2.1GHz
Number of CPU Threads 32 32
L2 Cache Size 8MB 8MB
L3 Cache Size 64MB 32MB
Turbo Boost Frequency 4.9GHz 2.7GHz
L1 Cache Size 1024KB 1536KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 4MB/core 2MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Ryzen 9 5950X AMD Epyc 7281
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 Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
General info General info AMD Ryzen 9 5950X AMD Epyc 7281
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 14nm
TDP (Thermal Design Point) 105W 155W
PCI Express Version 4 3
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen 9 5950X AMD Epyc 7281
RAM Memory Speed 3200MHz 2400MHz
Max Memory Bandwidth 47.68GB/s 307GB/s
Max Memory Channels 2 8
Supported Memory Size 128GB 2000GB
ECC (Error-Correcting Code) Memory Support No Yes
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks AMD Ryzen 9 5950X AMD Epyc 7281
PassMark Score 46434 12720
PassMark Score (Single Thread) 3528 1429
Geekbench 5 Score (Multi-Thread) 16241 Not Known
Cinebench R20 Score (Multi-Thread) 10428 Not Known
Cinebench R20 Score (Single Thread) 647 Not Known
Geekbench 5 Score (Single Thread) 1652 Not Known
CPU Performance (Per Watt) 154.7 Not Known

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