Intel Core i7-8700B vs AMD Ryzen 9 3900XT

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Intel Core i7-8700B
Intel Core i7-8700B Image
AMD Ryzen 9 3900XT
AMD Ryzen 9 3900XT Image
Intel Core i7-8700B
AMD Ryzen 9 3900XT
Key Differences Key Differences Intel Core i7-8700B AMD Ryzen 9 3900XT
Cores 6 12
CPU Threads 12 24
Base Clock Speed 3.2GHz 4.1GHz
Turbo Clock Speed 4.6GHz 4.6GHz
TDP (THERMAL DESIGN POINT) 65W 105W
Has integrated graphics Yes No
Performance per watt Not Known 113.0
Performance Performance Intel Core i7-8700B AMD Ryzen 9 3900XT
CPU Speed & Cores 6 x 3.2GHz 12 x 4.1GHz
Number of CPU Threads 12 24
L2 Cache Size 1.5MB 6MB
L3 Cache Size 12MB 70MB
Turbo Boost Frequency 4.6GHz 4.6GHz
L1 Cache Size 384KB 768KB
L2 Core 0.25MB/core 0.5MB/core
L3 Core 2MB/core 5.8MB/core
Clock Multiplier 32 Not Known
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 i7-8700B AMD Ryzen 9 3900XT
Has AES Support Yes Yes
Supports CPU Throttling Yes No
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes No
Has FMA3 Instructions Support Yes Yes
Miscellaneous Miscellaneous Intel Core i7-8700B AMD Ryzen 9 3900XT
Width Size 42mm No Data Found
Height 28mm No Data Found
General info General info Intel Core i7-8700B AMD Ryzen 9 3900XT
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 7nm
GPU Base Clock Speed 350MHz Not Known
TDP (Thermal Design Point) 65W 105W
PCI Express Version 3 4
CPU Temperature 100°C 95°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
Width Size 42mm No Data Found
Height 28mm No Data Found
Does it have Integrated Graphics Yes No
3DMark06 Score Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory Intel Core i7-8700B AMD Ryzen 9 3900XT
RAM Memory Speed 2666MHz 3200MHz
Max Memory Bandwidth 42.7GB/s 47.68GB/s
Max Memory Channels 2 2
Supported Memory Size 64GB 128GB
Bus Bandwidth 8GT/s Not Known
ECC (Error-Correcting Code) Memory Support No Yes
DDR Type Memory Version Not Known 4
Benchmarks Benchmarks Intel Core i7-8700B AMD Ryzen 9 3900XT
PassMark Score 14633 33013
PassMark Score (Single Thread) 2664 2803
Geekbench 5 Score (Multi-Thread) Not Known 12212
Cinebench R20 Score (Multi-Thread) Not Known 7244
Cinebench R20 Score (Single Thread) Not Known 539
Geekbench 5 Score (Single Thread) Not Known 1327
Blender Score (bmw27) Not Known 116.4seconds
Blender Score (Classroom) Not Known 353.3seconds
PassMark Score (Overclocked) Not Known 33570
CPU Performance (Per Watt) Not Known 113.0
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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