Comparision Intel Core i7-1255U vs Intel Core i7-6870HQ
Grade
Top specs and features
Passmark test
Power Consumption (TDP)
Technological process
L1 cache size
L2 cache size
Description
The Intel Core i7-1255U processor runs at There is no data Hz, the other Intel Core i7-6870HQ runs at 2.7 Hz. Intel Core i7-1255U is able to accelerate to 4.7 Hz , and the second to 3.6 Hz. The maximum power consumption for the first processor is 15 W, and for Intel Core i7-6870HQ 45 W.
In terms of architecture, Intel Core i7-1255U is built using 7 nm technology. Intel Core i7-6870HQ on the 14 nm architecture.
Relative to processor memory. Intel Core i7-1255U can support DDR5. The maximum supported size is 64 MB. It should be noted that the maximum memory bandwidth is There is no data. The second processor Intel Core i7-6870HQ is capable of supporting DDR4. The throughput is 34.1. And the maximum amount of supported RAM is 64 MB.
Graphics. Intel Core i7-1255U has a graphics engine Intel Iris Xe. The frequency of which is - There is no data MHz. Intel Core i7-6870HQ received video core Intel Iris Pro 580. Here the frequency is 350 MHz.
How processors perform in benchmarks. In the PassMark benchmark, Intel Core i7-1255U scored 13468. And Intel Core i7-6870HQ scored There is no data points.
Why Intel Core i7-1255U is better than Intel Core i7-6870HQ
- Power Consumption (TDP) 15 W против 45 W, less by -67%
- Technological process 7 nm против 14 nm, less by -50%
- L1 cache size 800 KB против 128 KB, more on 525%
- L2 cache size 12.5 MB против 1 MB, more on 1150%
- Number of threads 12 против 8 , more on 50%
- L3 cache size 12 MB против 8 MB, more on 50%
- Maximum processor frequency 4.7 GHz против 3.6 GHz, more on 31%
- Number of Cores 10 против 4 , more on 150%
Intel Core i7-1255U vs Intel Core i7-6870HQ: highlights
Test results
Technology
Performance
Memory specification
Interfaces and communications
Main characteristics
FAQ
Can Intel Core i7-1255U and Intel Core i7-6870HQ work in 4K mode?
Intel Core i7-1255U - There is no data. Intel Core i7-6870HQ - has.
How many PCIe lanes
Intel Core i7-1255U - 20. Intel Core i7-6870HQ - 16.
How much RAM does it support?
Intel Core i7-1255U supports 64 GB. Intel Core i7-6870HQ supports 64GB.
How fast are the processors?
Intel Core i7-1255U operates on There is no data GHz.7 GHz.
How many cores does the processor have?
Intel Core i7-1255U has 10 cores. Intel Core i7-6870HQ has 4 cores.
Do processors support ECC memory?
Intel Core i7-1255U - doesn't have. Intel Core i7-6870HQ - doesn't have.
Does Intel Core i7-1255U have embedded graphics?
Intel Core i7-1255U - Intel Iris Xe. Intel Core i7-6870HQ - Intel Iris Pro 580
What kind of RAM is supported
Intel Core i7-1255U supports DDR5. Intel Core i7-6870HQ supports DDR4.
What is the socket of the processors?
Using FCBGA1744 to set Intel Core i7-1255U. FCBGA1440 is used to set Intel Core i7-6870HQ.
What architecture do they use?
Intel Core i7-1255U is built on the Alder Lake architecture. Intel Core i7-6870HQ is built on the Skylake architecture.
Is the Intel Core i7-1255U CPU multiplier unlocked?
Intel Core i7-1255U - doesn't have. Intel Core i7-6870HQ - doesn't have.
How do processors perform in benchmarks?
According to PassMark, Intel Core i7-1255U scored 13468 points. Intel Core i7-6870HQ scored There is no data points.
What is the maximum frequency of processors?
Intel Core i7-1255U has a maximum frequency of 4.7 Hz. The maximum frequency of Intel Core i7-6870HQ reaches 3.6 Hz.
How much energy do they consume?
The power consumption of Intel Core i7-1255U can be up to 15 Watts. Intel Core i7-6870HQ has up to 15 Watts.