Intel Core i7-9700K vs Intel Core i7-4820K

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Intel Core i7-9700K
Intel Core i7-9700K Image
Intel Core i7-4820K
Intel Core i7-4820K Image
Intel Core i7-9700K
Intel Core i7-4820K
Key Differences Key Differences Intel Core i7-9700K Intel Core i7-4820K
Cores 8 4
CPU Threads 8 8
Base Clock Speed 3.6GHz 3.7GHz
Turbo Clock Speed 4.9GHz 3.9GHz
TDP (THERMAL DESIGN POINT) 95W 130W
Has integrated graphics Yes No
Performance per watt 77.8 138.7
Performance Performance Intel Core i7-9700K Intel Core i7-4820K
CPU Speed & Cores 8 x 3.6GHz 4 x 3.7GHz
Number of CPU Threads 8 8
L2 Cache Size 2MB 1MB
L3 Cache Size 12MB 10MB
Turbo Boost Frequency 4.9GHz 3.9GHz
L1 Cache Size 512KB 128KB
L2 Core 0.25MB/core 0.2MB/core
Does it have an unlocked multiplier Yes No
L3 Core 1.5MB/core 2.5MB/core
Clock Multiplier 36 37
Turbo Boost Tech Version 2 Not Known
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
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Features Features Intel Core i7-9700K Intel Core i7-4820K
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 No Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports ARM TrustZone Tech No No
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Miscellaneous Miscellaneous Intel Core i7-9700K Intel Core i7-4820K
Height 37.5mm 52.5mm
Width Size 37.5mm 45mm
General info General info Intel Core i7-9700K Intel Core i7-4820K
Has 64-bit Support Yes Yes
Semiconductor Size 14nm 22nm
GPU Base Clock Speed 350MHz Not Known
TDP (Thermal Design Point) 95W 130W
PCI Express Version 3 3
CPU Temperature 100°C 66.8°C
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 52.5mm
Width Size 37.5mm 45mm
Does it have Integrated Graphics Yes No
Transistor Count Not Known 1860 million
Supports Power Optimized L2 Cache No No
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Memory Memory Intel Core i7-9700K Intel Core i7-4820K
RAM Memory Speed 2666MHz 1866MHz
Max Memory Bandwidth 41.6GB/s 59.7GB/s
Max Memory Channels 2 4
Supported Memory Size 128GB 64GB
Bus Bandwidth 8GT/s 5GT/s
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 Not Known
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Benchmarks Benchmarks Intel Core i7-9700K Intel Core i7-4820K
PassMark Score 14667 9774
PassMark Score (Single Thread) 2924 2007
Geekbench 5 Score (Multi-Thread) 7388 Not Known
Cinebench R20 Score (Multi-Thread) 3656 Not Known
Cinebench R20 Score (Single Thread) 481 Not Known
Geekbench 5 Score (Single Thread) 1306 Not Known
Blender Score (bmw27) 224.8seconds Not Known
Blender Score (Classroom) 709.8seconds Not Known
PassMark Score (Overclocked) 16630 11220
CPU Performance (Per Watt) 77.8 138.7
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