AMD Ryzen 7 1700x vs AMD Epyc 7251

VS
AMD Ryzen 7 1700x
AMD Ryzen 7 1700x Image
AMD Epyc 7251
AMD Epyc 7251 Image
AMD Ryzen 7 1700x
AMD Epyc 7251
Key Differences Key Differences AMD Ryzen 7 1700x AMD Epyc 7251
Cores 8 8
CPU Threads 16 16
Base Clock Speed 3.4GHz 2.1GHz
Turbo Clock Speed 3.8GHz 2.9GHz
TDP (THERMAL DESIGN POINT) 95W 120W
Has integrated graphics No No
Performance per watt 63.6 Not Known
Performance Performance AMD Ryzen 7 1700x AMD Epyc 7251
CPU Speed & Cores 8 x 3.4GHz 8 x 2.1GHz
Number of CPU Threads 16 16
L2 Cache Size 4MB 4MB
L3 Cache Size 16MB 32MB
Turbo Boost Frequency 3.8GHz 2.9GHz
L1 Cache Size 768KB 768KB
L2 Core 0.5MB/core 0.5MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 4MB/core
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 21
Features Features AMD Ryzen 7 1700x AMD Epyc 7251
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 1700x AMD Epyc 7251
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 95W 120W
PCI Express Version 3 3
Transistor Count 4800 million 19200 million
Supports Power Optimized L2 Cache No No
Does it have Integrated Graphics No No
Memory Memory AMD Ryzen 7 1700x AMD Epyc 7251
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 1700x AMD Epyc 7251
PassMark Score 15605 10771
PassMark Score (Single Thread) 2078 1523
Geekbench 5 Score (Multi-Thread) 6043 Not Known
Cinebench R20 Score (Multi-Thread) 3336 Not Known
Cinebench R20 Score (Single Thread) 344 Not Known
Geekbench 5 Score (Single Thread) 895 Not Known
Blender Score (Classroom) 743.5seconds Not Known
Blender Score (bmw27) 246.7seconds Not Known
PassMark Score (Overclocked) 16739 Not Known
CPU Performance (Per Watt) 63.6 Not Known

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