Intel Core i7-9800X vs Intel Core i7-990X

VS
Intel Core i7-9800X
Intel Core i7-9800X Image
Intel Core i7-990X
Intel Core i7-990X Image
Intel Core i7-9800X
Intel Core i7-990X
Key Differences Key Differences Intel Core i7-9800X Intel Core i7-990X
Cores 8 6
CPU Threads 16 12
Base Clock Speed 3.8GHz 3.46GHz
Turbo Clock Speed 4.4GHz 3.73GHz
TDP (THERMAL DESIGN POINT) 165W 130W
Has integrated graphics No No
Performance per watt 52.9 97.0
Performance Performance Intel Core i7-9800X Intel Core i7-990X
CPU Speed & Cores 8 x 3.8GHz 6 x 3.46GHz
Number of CPU Threads 16 12
L2 Cache Size 8MB 1.5MB
L3 Cache Size 16.5MB 12MB
Turbo Boost Frequency 4.4GHz 3.73GHz
L1 Cache Size 512KB 384KB
L2 Core 1MB/core 0.25MB/core
L3 Core 2.06MB/core 2MB/core
Clock Multiplier 38 26
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 i7-9800X Intel Core i7-990X
Has AES Support Yes Yes
Supports CPU Throttling Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes No
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
General info General info Intel Core i7-9800X Intel Core i7-990X
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
TDP (Thermal Design Point) 165W 130W
PCI Express Version 3 3
CPU Temperature 95°C Not Known
Does it have Integrated Graphics No No
Transistor Count Not Known 1170 million
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i7-9800X Intel Core i7-990X
RAM Memory Speed 2666MHz 1066MHz
Max Memory Bandwidth 79.47GB/s 25.6GB/s
Max Memory Channels 4 3
Supported Memory Size 128GB 24GB
Bus Bandwidth 8GT/s 6.4GT/s
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks Intel Core i7-9800X Intel Core i7-990X
PassMark Score 18293 9374
PassMark Score (Single Thread) 2642 1510
Geekbench 5 Score (Multi-Thread) 8722 Not Known
Geekbench 5 Score (Single Thread) 1157 Not Known
Blender Score (bmw27) 192seconds Not Known
Blender Score (Classroom) 594.5seconds Not Known
PassMark Score (Overclocked) 20820 11238
CPU Performance (Per Watt) 52.9 97.0

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