AMD Epyc 7451 vs Intel Xeon E5-2620

VS
AMD Epyc 7451
AMD Epyc 7451 Image
Intel Xeon E5-2620
Intel Xeon E5-2620 Image
AMD Epyc 7451
Intel Xeon E5-2620
Key Differences Key Differences AMD Epyc 7451 Intel Xeon E5-2620
Cores 24 6
CPU Threads 48 12
Base Clock Speed 2.3GHz 2GHz
Turbo Clock Speed 3.2GHz 2.5GHz
TDP (THERMAL DESIGN POINT) 180W 95W
Has integrated graphics No No
Performance per watt Not Known 97.0
Performance Performance AMD Epyc 7451 Intel Xeon E5-2620
CPU Speed & Cores 24 x 2.3GHz 6 x 2GHz
Number of CPU Threads 48 12
L2 Cache Size 12MB 1.5MB
L3 Cache Size 64MB 15MB
Turbo Boost Frequency 3.2GHz 2.5GHz
L1 Cache Size 2304KB 384KB
L2 Core 0.5MB/core 0.25MB/core
L3 Core 2.67MB/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 20
Features Features AMD Epyc 7451 Intel Xeon E5-2620
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 NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support No Yes
General info General info AMD Epyc 7451 Intel Xeon E5-2620
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
TDP (Thermal Design Point) 180W 95W
PCI Express Version 3 3
Transistor Count 19200 million 2270 million
Does it have Integrated Graphics No No
3DMark06 Score Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory AMD Epyc 7451 Intel Xeon E5-2620
RAM Memory Speed 2666MHz 1333MHz
Max Memory Bandwidth 341GB/s 42.6GB/s
Max Memory Channels 8 4
Supported Memory Size 2000GB 750GB
ECC (Error-Correcting Code) Memory Support Yes Yes
Bus Bandwidth Not Known 7.2GT/s
Benchmarks Benchmarks AMD Epyc 7451 Intel Xeon E5-2620
PassMark Score 28957 5257
PassMark Score (Single Thread) 1601 1111
CPU Performance (Per Watt) Not Known 97.0
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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