Comparision Intel Core i5-9400 vs Intel Core i7-7660U
Grade
Top specs and features
Passmark test
Power Consumption (TDP)
Video memory size
Technological process
L1 cache size
Description
The Intel Core i5-9400 processor runs at 2.9 Hz, the other Intel Core i7-7660U runs at 2.5 Hz. Intel Core i5-9400 is able to accelerate to 4.1 Hz , and the second to 4 Hz. The maximum power consumption for the first processor is 65 W, and for Intel Core i7-7660U 15 W.
In terms of architecture, Intel Core i5-9400 is built using 14 nm technology. Intel Core i7-7660U on the 14 nm architecture.
Relative to processor memory. Intel Core i5-9400 can support DDR4. The maximum supported size is 128 MB. It should be noted that the maximum memory bandwidth is 41.6. The second processor Intel Core i7-7660U is capable of supporting DDR4. The throughput is 34.1. And the maximum amount of supported RAM is 32 MB.
Graphics. Intel Core i5-9400 has a graphics engine Intel UHD 630. The frequency of which is - 350 MHz. Intel Core i7-7660U received video core Intel Iris Plus 640. Here the frequency is 300 MHz.
How processors perform in benchmarks. In the PassMark benchmark, Intel Core i5-9400 scored 9092. And Intel Core i7-7660U scored 4491 points.
Why Intel Core i5-9400 is better than Intel Core i7-7660U
- Passmark test 9092 против 4491 , more on 102%
- Video memory size 64 GB против 32 GB, more on 100%
- L1 cache size 384 KB против 128 KB, more on 200%
- L2 cache size 1.5 MB против 0.5 MB, more on 200%
- Number of threads 6 против 4 , more on 50%
- L3 cache size 9 MB против 4 MB, more on 125%
- Maximum processor frequency 4.1 GHz против 4 GHz, more on 3%
Intel Core i5-9400 vs Intel Core i7-7660U: highlights
Test results
Technology
Performance
Memory specification
Interfaces and communications
Main characteristics
FAQ
Can Intel Core i5-9400 and Intel Core i7-7660U work in 4K mode?
Intel Core i5-9400 - has. Intel Core i7-7660U - has.
How many PCIe lanes
Intel Core i5-9400 - 16. Intel Core i7-7660U - 12.
How much RAM does it support?
Intel Core i5-9400 supports 128 GB. Intel Core i7-7660U supports 32GB.
How fast are the processors?
Intel Core i5-9400 operates on 2.9 GHz.5 GHz.
How many cores does the processor have?
Intel Core i5-9400 has 6 cores. Intel Core i7-7660U has 2 cores.
Do processors support ECC memory?
Intel Core i5-9400 - doesn't have. Intel Core i7-7660U - doesn't have.
Does Intel Core i5-9400 have embedded graphics?
Intel Core i5-9400 - Intel UHD 630. Intel Core i7-7660U - Intel Iris Plus 640
What kind of RAM is supported
Intel Core i5-9400 supports DDR4. Intel Core i7-7660U supports DDR4.
What is the socket of the processors?
Using FCLGA1151 to set Intel Core i5-9400. FCBGA1356 is used to set Intel Core i7-7660U.
What architecture do they use?
Intel Core i5-9400 is built on the Coffee Lake architecture. Intel Core i7-7660U is built on the Kaby Lake architecture.
Is the Intel Core i5-9400 CPU multiplier unlocked?
Intel Core i5-9400 - doesn't have. Intel Core i7-7660U - doesn't have.
How do processors perform in benchmarks?
According to PassMark, Intel Core i5-9400 scored 9092 points. Intel Core i7-7660U scored 4491 points.
What is the maximum frequency of processors?
Intel Core i5-9400 has a maximum frequency of 4.1 Hz. The maximum frequency of Intel Core i7-7660U reaches 4 Hz.
How much energy do they consume?
The power consumption of Intel Core i5-9400 can be up to 65 Watts. Intel Core i7-7660U has up to 65 Watts.