Intel Core i9-9900X vs Intel Core i7-4820K

VS
Intel Core i9-9900X
Intel Core i9-9900X Image
Intel Core i7-4820K
Intel Core i7-4820K Image
Intel Core i9-9900X
Intel Core i7-4820K
Key Differences Key Differences Intel Core i9-9900X Intel Core i7-4820K
Cores 10 4
CPU Threads 20 8
Base Clock Speed 3.5GHz 3.7GHz
Turbo Clock Speed 4.4GHz 3.9GHz
TDP (THERMAL DESIGN POINT) 165W 130W
Has integrated graphics No No
Performance per watt 61.8 138.7
Performance Performance Intel Core i9-9900X Intel Core i7-4820K
CPU Speed & Cores 10 x 3.5GHz 4 x 3.7GHz
Number of CPU Threads 20 8
L2 Cache Size 10MB 1MB
L3 Cache Size 19.25MB 10MB
Turbo Boost Frequency 4.4GHz 3.9GHz
L1 Cache Size 640KB 128KB
L2 Core 1MB/core 0.2MB/core
L3 Core 1.93MB/core 2.5MB/core
Clock Multiplier 35 37
Turbo Boost Tech Version 2 Not Known
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i9-9900X 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 Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
General info General info Intel Core i9-9900X Intel Core i7-4820K
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 22nm
TDP (Thermal Design Point) 165W 130W
PCI Express Version 3 3
CPU Temperature 92°C 66.8°C
Does it have Integrated Graphics No No
Transistor Count Not Known 1860 million
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9900X Intel Core i7-4820K
RAM Memory Speed 2666MHz 1866MHz
Max Memory Channels 4 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
Max Memory Bandwidth Not Known 59.7GB/s
Benchmarks Benchmarks Intel Core i9-9900X Intel Core i7-4820K
PassMark Score 21793 9774
PassMark Score (Single Thread) 2590 2007
Geekbench 5 Score (Multi-Thread) 10204 Not Known
Cinebench R20 Score (Multi-Thread) 4855 Not Known
Cinebench R20 Score (Single Thread) 455 Not Known
Geekbench 5 Score (Single Thread) 1115 Not Known
PassMark Score (Overclocked) 23091 11220
CPU Performance (Per Watt) 61.8 138.7

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