Intel Core i9-7980XE vs Intel Core i7-5820K

VS
Intel Core i9-7980XE
Intel Core i9-7980XE Image
Intel Core i7-5820K
Intel Core i7-5820K Image
Intel Core i9-7980XE
Intel Core i7-5820K
Key Differences Key Differences Intel Core i9-7980XE Intel Core i7-5820K
Cores 18 6
CPU Threads 36 12
Base Clock Speed 2.6GHz 3.3GHz
Turbo Clock Speed 4.4GHz 3.6GHz
TDP (THERMAL DESIGN POINT) 165W 140W
Has integrated graphics No No
Performance per watt Not Known 25.0
Performance Performance Intel Core i9-7980XE Intel Core i7-5820K
CPU Speed & Cores 18 x 2.6GHz 6 x 3.3GHz
Number of CPU Threads 36 12
L2 Cache Size 18MB 1.5MB
L3 Cache Size 24.7MB 15MB
Turbo Boost Frequency 4.4GHz 3.6GHz
L1 Cache Size 576KB 192KB
L2 Core 1MB/core 0.25MB/core
Does it have an unlocked multiplier Yes Yes
L3 Core 1.3MB/core 2.5MB/core
Turbo Boost Tech Version 3 Not Known
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 35
Features Features Intel Core i9-7980XE Intel Core i7-5820K
Has AES Support Yes Yes
Supports CPU Throttling 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 Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Miscellaneous Miscellaneous Intel Core i9-7980XE Intel Core i7-5820K
Height 51mm 52.5mm
Width Size 58.5mm 45mm
General info General info Intel Core i9-7980XE Intel Core i7-5820K
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 22nm
TDP (Thermal Design Point) 165W 140W
PCI Express Version 3 3
Width Size 58.5mm 45mm
Height 51mm 52.5mm
Does it have Integrated Graphics No No
CPU Temperature Not Known 66.8°C
Transistor Count Not Known 2600 million
OpenGL Driver Version Not Known 4
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-7980XE Intel Core i7-5820K
RAM Memory Speed 2666MHz 2133MHz
Max Memory Channels 4 4
Max Memory Bandwidth Not Known 68GB/s
Supported Memory Size Not Known 64GB
Bus Bandwidth Not Known 5GT/s
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks Intel Core i9-7980XE Intel Core i7-5820K
PassMark Score Not Known 12926
PassMark Score (Single Thread) Not Known 1979
PassMark Score (Overclocked) Not Known 15269
CPU Performance (Per Watt) Not Known 25.0

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