Intel Core i9-9900 vs Intel Core i7-6800k

VS
Intel Core i9-9900
Intel Core i9-9900 Image
Intel Core i7-6800k
Intel Core i7-6800k Image
Intel Core i9-9900
Intel Core i7-6800k
Key Differences Key Differences Intel Core i9-9900 Intel Core i7-6800k
Cores 8 6
CPU Threads 16 12
Base Clock Speed 3.1GHz 3.4GHz
Turbo Clock Speed 5GHz 3.8GHz
TDP (THERMAL DESIGN POINT) 65W 140W
Has integrated graphics Yes No
Performance per watt 119.0 188.0
Performance Performance Intel Core i9-9900 Intel Core i7-6800k
CPU Speed & Cores 8 x 3.1GHz 6 x 3.4GHz
Number of CPU Threads 16 12
L2 Cache Size 2MB 1.5MB
L3 Cache Size 16MB 15MB
Turbo Boost Frequency 5GHz 3.8GHz
L1 Cache Size 512KB 192KB
L2 Core 0.25MB/core 0.2MB/core
L3 Core 2MB/core 2.5MB/core
Clock Multiplier 31 34
Turbo Boost Tech Version 2 Not Known
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i9-9900 Intel Core i7-6800k
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 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 ARM TrustZone Tech No No
Miscellaneous Miscellaneous Intel Core i9-9900 Intel Core i7-6800k
Height 37.5mm No Data Found
Width Size 37.5mm No Data Found
General info General info Intel Core i9-9900 Intel Core i7-6800k
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
GPU Base Clock Speed 350MHz Not Known
TDP (Thermal Design Point) 65W 140W
PCI Express Version 3 3
CPU Temperature 100°C Not Known
DirectX Version Info 12 Not Known
OpenGL Driver Version 4.5 Not Known
GPU Boost Clock Speed 1200MHz Not Known
No. of Supported Displays 3 Not Known
Height 37.5mm No Data Found
Width Size 37.5mm No Data Found
Does it have Integrated Graphics Yes No
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9900 Intel Core i7-6800k
RAM Memory Speed 2666MHz 2400MHz
Max Memory Bandwidth 41.6GB/s Not Known
Max Memory Channels 2 4
Supported Memory Size 128GB 128GB
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 i9-9900 Intel Core i7-6800k
PassMark Score 17150 Not Known
PassMark Score (Single Thread) 2890 Not Known
Geekbench 5 Score (Multi-Thread) 7734 Not Known
Cinebench R20 Score (Multi-Thread) 4346 Not Known
Cinebench R20 Score (Single Thread) 518 Not Known
Geekbench 5 Score (Single Thread) 1244 Not Known
Blender Score (bmw27) 193.8seconds Not Known
Blender Score (Classroom) 630.1seconds Not Known
CPU Performance (Per Watt) 119.0 188.0

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