Intel Core i7-4790 vs Intel Core i7-5775C

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-4790 or Intel Core i7-4790 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-4790 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2014 and belongs to the 4 generation of the Intel Core i7 series.
To use the Intel Core i7-4790, you'll need a motherboard with a LGA 1150 socket.
The Intel Core i7-5775C features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2015 and belongs to the 5 generation of the Intel Core i7 series.
To use the Intel Core i7-5775C, you'll need a motherboard with a LGA 1150 socket.
Desktop / Server Segment Desktop / Server
Intel Core i7-4790 Name Intel Core i7-5775C
Intel Core i7 Family Intel Core i7
4 Generation 5
Intel Core i 4000 Group Intel Core i 5000
 
 

CPU Cores and Base Frequency

The Intel Core i7-4790 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-4790 is 3.6 GHz
and turbo frequency for one core is 4.0 GHz.
The Intel Core i7-5775C has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-5775C is 3.3 GHz
and turbo frequency for one core is 3.7 GHz.
4.0 GHz Turbo Frequency (1 core) 3.7 GHz
No Overclocking Yes
normal Core architecture normal
3.6 GHz Frequency 3.3 GHz
8 Threads 8
3.8 GHz Turbo Frequency (all cores) 3.5 GHz
Yes Hyperthreading Yes
4 CPU Cores 4
4x Cores 4x
 
 

Internal Graphics

The Intel Core i7-4790 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-4790 uses the Intel HD Graphics 4600, which has 160 texture shaders
and 20 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-5775C has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-5775C uses the Intel Iris Pro Graphics 6200, which has 384 texture shaders
and 48 execution units.
0.35 GHz GPU frequency 0.3 GHz
Q2/2013 Release date Q2/2015
11.1 Direct X 12
Intel HD Graphics 4600 GPU name Intel Iris Pro Graphics 6200
22 nm Technology 14 nm
-- Max. displays --
160 Shaders 384
2.0 GB Max. GPU Memory 32.0 GB
20 Execution units 48
7.5 Generation 8
1.2 GHz GPU (Turbo) 1.15 GHz
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode AVC Decode / Encode
Decode VC-1 Decode
No VP9 No
No h265 / HEVC (10 bit) No
Decode / Encode h264 Decode / Encode
No VP8 Decode
No h265 / HEVC (8 bit) No
Decode JPEG Decode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
32.0 GB Max. Memory 32.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
25.6 GB/s Bandwidth 25.6 GB/s
DDR3-1600 Memory type DDR3-1600
 
 

Thermal Management

The processor has a thermal design power (TDP) of 84 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 65 W watts.
-- Tjunction max --
84 W TDP (PL1 / PBP) 65 W
 
 

Technical details

The Intel Core i7-4790 is manufactured using a 22 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-5775C is manufactured using a 14 nm process.
In total, this processor boasts a generous 6.0 MB cache.
Q2/2014 Release date Q2/2015
-- Part Number --
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
Monolithic Chip design Monolithic
Haswell S Architecture Broadwell S
22 nm Technology 14 nm
LGA 1150 Socket LGA 1150
Windows 10, Linux Operating systems Windows 10, Linux
280 $ Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 6.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
16986
16986
Intel Core i7-4790
4C 8T @ 3.6 GHz
15097
15097

Cinebench R23 (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
4601
4601
Intel Core i7-4790
4C 8T @ 3.6 GHz
4564
4564

Geekbench 6 (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
4309
4309
Intel Core i7-4790
4C 8T @ 3.6 GHz
4081
4081

Geekbench 3, 64bit (Single-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
3978
3978
Intel Core i7-4790
4C 8T @ 3.6 GHz
3911
3911

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
3897
3897
Intel Core i7-4790
4C 8T @ 3.6 GHz
3732
3732

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
2218
2218
Intel Core i7-4790
4C 8T @ 3.6 GHz
2062
2062

Geekbench 6 (Single-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
1230
1230
Intel Core i7-4790
4C 8T @ 3.6 GHz
1217
1217

Cinebench R15 (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
774
774
Intel Core i7-4790
4C 8T @ 3.6 GHz
728
728

Cinebench R15 (Single-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
150
150
Intel Core i7-4790
4C 8T @ 3.6 GHz
145
145