Intel Core i9-9940X vs Intel Core i9-7980XE

VS
Intel Core i9-9940X
Intel Core i9-9940X Image
Intel Core i9-7980XE
Intel Core i9-7980XE Image
Intel Core i9-9940X
Intel Core i9-7980XE
Key Differences Key Differences Intel Core i9-9940X Intel Core i9-7980XE
Cores 14 18
CPU Threads 28 36
Base Clock Speed 3.3GHz 2.6GHz
Turbo Clock Speed 4.4GHz 4.4GHz
TDP (THERMAL DESIGN POINT) 165W 165W
Has integrated graphics No No
Performance per watt 83.2 Not Known
Performance Performance Intel Core i9-9940X Intel Core i9-7980XE
CPU Speed & Cores 14 x 3.3GHz 18 x 2.6GHz
Number of CPU Threads 28 36
L2 Cache Size 14MB 18MB
L3 Cache Size 19.25MB 24.7MB
Turbo Boost Frequency 4.4GHz 4.4GHz
L1 Cache Size 896KB 576KB
L2 Core 1MB/core 1MB/core
L3 Core 1.38MB/core 1.3MB/core
Clock Multiplier 33 Not Known
Turbo Boost Tech Version 2 3
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i9-9940X Intel Core i9-7980XE
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 FMA4 Instructions Support No No
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
Miscellaneous Miscellaneous Intel Core i9-9940X Intel Core i9-7980XE
Height 45mm 51mm
Width Size 52.5mm 58.5mm
General info General info Intel Core i9-9940X Intel Core i9-7980XE
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 165W 165W
PCI Express Version 3 3
CPU Temperature 88°C Not Known
Height 45mm 51mm
Width Size 52.5mm 58.5mm
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9940X Intel Core i9-7980XE
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 79.47GB/s Not Known
Max Memory Channels 4 4
Supported Memory Size 128GB Not Known
Bus Bandwidth 8GT/s Not Known
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks Intel Core i9-9940X Intel Core i9-7980XE
PassMark Score 28274 Not Known
PassMark Score (Single Thread) 2627 Not Known
Geekbench 5 Score (Multi-Thread) 13722 Not Known
Cinebench R20 Score (Multi-Thread) 5912 Not Known
Cinebench R20 Score (Single Thread) 457 Not Known
Geekbench 5 Score (Single Thread) 1148 Not Known
Blender Score (Classroom) 329.7seconds Not Known
Blender Score (bmw27) 110.3seconds Not Known
PassMark Score (Overclocked) 29664 Not Known
CPU Performance (Per Watt) 83.2 Not Known

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