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Differences
Top features of Intel Core i7-4790K
-
Performance per watt88 W
91 W
About 1.03 0.97 times less performance per watt
Top features of Intel Core i7-7700K
-
Higher clock speed4.20 GHz
4.00 GHz
Around 5% better clock speed
-
Higher turbo clock speed4.50 GHz
4.40 GHz
Around 2 % better overclocked clock speed
Specifications
Complete list of technical specificationsCPU generation and family
Let's find out which one of Intel Core i7-4790K and Intel Core i7-7700K is of a more recent generation, and what segment it belongs to.
| Specification | Value |
|---|---|
| Name |
Intel Core i7-4790K
Intel Core i7-7700K
|
| Segment |
Desktop / Server
Desktop / Server
|
| Family |
Intel Core i7
Intel Core i7
|
| Generation |
4
7
|
| CPU group |
Intel Core i 4000
Intel Core i 7000
|
| Predecessor |
--
Intel Core i7-6700K
|
| Successor |
--
Intel Core i7-8700K
|
CPU Cores and Base Frequency
In this block we are going to compare Intel Core i7-4790K vs Intel Core i7-7700K by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.
| Specification | Value |
|---|---|
| Frequency |
4.00 GHz
4.20 GHz
|
| CPU Cores |
4
4
|
| Turbo (1 Core) |
4.40 GHz
4.50 GHz
|
| CPU Threads |
8
8
|
| Turbo (4 Cores) |
4.20 GHz
4.40 GHz
|
| Hyperthreading |
Yes
Yes
|
| Overclocking |
Yes
Yes
|
| Core architecture |
normal
normal
|
Internal Graphics
Common specifications for integrated graphics cards in Intel Core i7-4790K and Intel Core i7-7700K along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.
| Specification | Value |
|---|---|
| GPU name |
Intel HD Graphics 4600
Intel HD Graphics 630
|
| GPU frequency |
0.35 GHz
0.35 GHz
|
| GPU (Turbo) |
1.25 GHz
1.15 GHz
|
| Execution units |
20
24
|
| Shader |
160
192
|
| Max. GPU Memory |
2 GB
64 GB
|
| Max. displays |
3
3
|
| Generation |
7.5
9.5
|
| DirectX Version |
11.1
12
|
| Technology |
22 nm
14 nm
|
| Release date |
Q2/2013
Q2/2016
|
Hardware codec support
Let's compare the support of video codecs between Intel Core i7-4790K and Intel Core i7-7700K. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.
| Specification | Value |
|---|---|
| h265 / HEVC (8 bit) |
No
Decode / Encode
|
| h265 / HEVC (10 bit) |
No
Decode / Encode
|
| h264 |
Decode / Encode
Decode / Encode
|
| VP9 |
No
Decode / Encode
|
| VP8 |
No
Decode / Encode
|
| AV1 |
No
No
|
| AVC |
Decode / Encode
Decode / Encode
|
| VC-1 |
Decode
Decode
|
| JPEG |
Decode
Decode / Encode
|
Memory & PCIe
To choose the best model between Intel Core i7-4790K and Intel Core i7-7700K you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.
| Specification | Value |
|---|---|
| Max. Memory |
32 GB
64 GB
|
| ECC |
No
No
|
| Memory channels |
2
2
|
| PCIe version |
3.0
3.0
|
| PCIe lanes |
16
16
|
Encryption
AES-NI encryption support for CPUs Intel Core i7-4790K and Intel Core i7-7700K.
| Specification | Value |
|---|---|
| AES-NI |
Yes
Yes
|
Thermal Management
Let's find out what TDP value would be better for Intel Core i7-4790K or Intel Core i7-7700K? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.
| Specification | Value |
|---|---|
| TDP (PL1) |
88 W
91 W
|
Technical details
Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i7-4790K and Intel Core i7-7700K CPUs along with a list of ISA extensions.
| Specification | Value |
|---|---|
| Instruction set (ISA) |
x86-64 (64 bit)
x86-64 (64 bit)
|
| Virtualization |
VT-x, VT-x EPT, VT-d
VT-x, VT-x EPT, VT-d
|
| ISA extensions |
SSE4.1, SSE4.2, AVX2
SSE4.1, SSE4.2, AVX2
|
| L3-Cache |
8.00 MB
8.00 MB
|
| Architecture |
Devils Canyon S
Kaby Lake S
|
| Technology |
22 nm
14 nm
|
| Socket |
LGA 1150
LGA 1151
|
| Release date |
Q2/2014
Q1/2017
|
Devices using this processor
List of devices based on Intel Core i7-4790K and Intel Core i7-7700K.
| Specification | Value |
|---|---|
| Used in |
Unknown
Unknown
|
