Comparision Intel Core i7-3820 vs Intel Core i5-7640X
Grade
Top specs and features
Passmark test
Power Consumption (TDP)
Technological process
Number of transistors
L1 cache size
Description
The Intel Core i7-3820 processor runs at 3.6 Hz, the other Intel Core i5-7640X runs at 4 Hz. Intel Core i7-3820 is able to accelerate to 3.8 Hz , and the second to 4.2 Hz. The maximum power consumption for the first processor is 130 W, and for Intel Core i5-7640X 112 W.
In terms of architecture, Intel Core i7-3820 is built using 32 nm technology. Intel Core i5-7640X on the 14 nm architecture.
Relative to processor memory. Intel Core i7-3820 can support DDR3. The maximum supported size is 64.23 MB. It should be noted that the maximum memory bandwidth is 51.2. The second processor Intel Core i5-7640X is capable of supporting DDR4. The throughput is 42. And the maximum amount of supported RAM is 64 MB.
Graphics. Intel Core i7-3820 has a graphics engine There is no data. The frequency of which is - There is no data MHz. Intel Core i5-7640X received video core There is no data. Here the frequency is There is no data MHz.
How processors perform in benchmarks. In the PassMark benchmark, Intel Core i7-3820 scored 6155. And Intel Core i5-7640X scored 6300 points.
Why Intel Core i5-7640X is better than Intel Core i7-3820
- L1 cache size 256 KB против 128 KB, more on 100%
- L3 cache size 10 MB против 6 MB, more on 67%
- Memory bandwidth 51.2 GB/s против 42 GB/s, more on 22%
Intel Core i7-3820 vs Intel Core i5-7640X: highlights
Test results
Technology
Performance
Memory specification
Interfaces and communications
Main characteristics
FAQ
Can Intel Core i7-3820 and Intel Core i5-7640X work in 4K mode?
Intel Core i7-3820 - There is no data. Intel Core i5-7640X - There is no data.
How many PCIe lanes
Intel Core i7-3820 - 40. Intel Core i5-7640X - 16.
How much RAM does it support?
Intel Core i7-3820 supports 64.23 GB. Intel Core i5-7640X supports 64GB.
How fast are the processors?
Intel Core i7-3820 operates on 3.6 GHz.
How many cores does the processor have?
Intel Core i7-3820 has 4 cores. Intel Core i5-7640X has 4 cores.
Do processors support ECC memory?
Intel Core i7-3820 - doesn't have. Intel Core i5-7640X - doesn't have.
Does Intel Core i7-3820 have embedded graphics?
Intel Core i7-3820 - There is no data. Intel Core i5-7640X - There is no data
What kind of RAM is supported
Intel Core i7-3820 supports DDR3. Intel Core i5-7640X supports DDR4.
What is the socket of the processors?
Using FCLGA2011 to set Intel Core i7-3820. FCLGA2066 is used to set Intel Core i5-7640X.
What architecture do they use?
Intel Core i7-3820 is built on the Sandy Bridge E architecture. Intel Core i5-7640X is built on the Kaby Lake architecture.
Is the Intel Core i7-3820 CPU multiplier unlocked?
Intel Core i7-3820 - doesn't have. Intel Core i5-7640X - has.
How do processors perform in benchmarks?
According to PassMark, Intel Core i7-3820 scored 6155 points. Intel Core i5-7640X scored 6300 points.
What is the maximum frequency of processors?
Intel Core i7-3820 has a maximum frequency of 3.8 Hz. The maximum frequency of Intel Core i5-7640X reaches 4.2 Hz.
How much energy do they consume?
The power consumption of Intel Core i7-3820 can be up to 130 Watts. Intel Core i5-7640X has up to 130 Watts.