AMD Epyc 7H12 vs Intel Xeon E5-2643

VS
AMD Epyc 7H12
AMD Epyc 7H12 Image
Intel Xeon E5-2643
Intel Xeon E5-2643 Image
AMD Epyc 7H12
Intel Xeon E5-2643
Key Differences Key Differences AMD Epyc 7H12 Intel Xeon E5-2643
Cores 64 4
CPU Threads 128 8
Base Clock Speed 2.6GHz 3.3GHz
Turbo Clock Speed 3.3GHz 3.5GHz
TDP (THERMAL DESIGN POINT) 280W 130W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7H12 Intel Xeon E5-2643
CPU Speed & Cores 64 x 2.6GHz 4 x 3.3GHz
Number of CPU Threads 128 8
L2 Cache Size 32MB 1MB
L3 Cache Size 256MB 10MB
Turbo Boost Frequency 3.3GHz 3.5GHz
L1 Cache Size 4096KB 256KB
L2 Core 0.5MB/core 0.25MB/core
L3 Core 4MB/core 2.5MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 33
Features Features AMD Epyc 7H12 Intel Xeon E5-2643
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 No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7H12 Intel Xeon E5-2643
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
TDP (Thermal Design Point) 280W 130W
PCI Express Version 4 3
Does it have Integrated Graphics No No
Transistor Count Not Known 2270 million
3DMark06 Score Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory AMD Epyc 7H12 Intel Xeon E5-2643
RAM Memory Speed 3200MHz 1600MHz
Max Memory Bandwidth 190.7GB/s 51.2GB/s
Max Memory Channels 8 4
Supported Memory Size 4000GB 750GB
DDR Type Memory Version 4 Not Known
Bus Bandwidth Not Known 8GT/s
ECC (Error-Correcting Code) Memory Support No Yes
Benchmarks Benchmarks AMD Epyc 7H12 Intel Xeon E5-2643
PassMark Score Not Known 8501
PassMark Score (Single Thread) Not Known 1786
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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