Intel Core i7-5557U vs Intel Core i7-5775C

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-5557U or Intel Core i7-5557U – 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 i7-5557U features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2015 and belongs to the 5 generation of the Intel Core i7 series.
To use the Intel Core i7-5557U, you'll need a motherboard with a BGA 1168 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.
Intel Core i 5000U Group Intel Core i 5000
5 Generation 5
Intel Core i7-5557U Name Intel Core i7-5775C
Mobile Segment Desktop / Server
Intel Core i7 Family Intel Core i7
 
 

CPU Cores and Base Frequency

The Intel Core i7-5557U has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i7-5557U is 3.1 GHz
and turbo frequency for one core is 3.4 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.
3.4 GHz Turbo Frequency (all cores) 3.5 GHz
3.4 GHz Turbo Frequency (1 core) 3.7 GHz
normal Core architecture normal
3.1 GHz Frequency 3.3 GHz
2 CPU Cores 4
No Overclocking Yes
Yes Hyperthreading Yes
2x Cores 4x
4 Threads 8
 
 

Internal Graphics

The Intel Core i7-5557U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-5557U uses the Intel Iris Graphics 6100, which has 384 texture shaders
and 48 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
1.1 GHz GPU (Turbo) 1.15 GHz
14 nm Technology 14 nm
11.2 Direct X 12
16.0 GB Max. GPU Memory 32.0 GB
48 Execution units 48
Q1/2015 Release date Q2/2015
Intel Iris Graphics 6100 GPU name Intel Iris Pro Graphics 6200
384 Shaders 384
0.3 GHz GPU frequency 0.3 GHz
8 Generation 8
-- Max. displays --
 
 

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.
No h265 / HEVC (8 bit) No
No VP9 No
Decode VP8 Decode
Decode VC-1 Decode
Decode JPEG Decode
Decode / Encode h264 Decode / Encode
No h265 / HEVC (10 bit) No
Decode / Encode AVC Decode / Encode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 16.0 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.
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.
DDR3-1866 Memory type DDR3-1600
25.6 GB/s Bandwidth 25.6 GB/s
Yes AES-NI Yes
No ECC No
pci PCIe pci
16.0 GB Max. Memory 32.0 GB
2 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 28 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.
28 W TDP (PL1 / PBP) 65 W
-- Tjunction max --
 
 

Technical details

The Intel Core i7-5557U is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 4.0 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.
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
14 nm Technology 14 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
-- Part Number --
Monolithic Chip design Monolithic
Q1/2015 Release date Q2/2015
-- Release price --
0 bytes L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
4.0 MB L3-Cache 6.0 MB
BGA 1168 Socket LGA 1150
Windows 10, Linux Operating systems Windows 10, Linux
Broadwell U Architecture Broadwell S
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
16986
16986
Intel Core i7-5557U
2C 4T @ 3.1 GHz
7113
7113

Geekbench 6 (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
4309
4309
Intel Core i7-5557U
2C 4T @ 3.1 GHz
2187
2187

Geekbench 3, 64bit (Single-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
3978
3978
Intel Core i7-5557U
2C 4T @ 3.1 GHz
3393
3393

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
3897
3897
Intel Core i7-5557U
2C 4T @ 3.1 GHz
1823
1823

Geekbench 6 (Single-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
1230
1230
Intel Core i7-5557U
2C 4T @ 3.1 GHz
1047
1047

Cinebench R15 (Multi-Core)

Intel Core i7-5775C
4C 8T @ 3.3 GHz
774
774
Intel Core i7-5557U
2C 4T @ 3.1 GHz
360
360