Intel Core i5-8400H vs Intel Core i7-8750H

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-8400H or Intel Core i5-8400H – 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 i5-8400H features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2018 and belongs to the 8 generation of the Intel Core i5 series.
To use the Intel Core i5-8400H, you'll need a motherboard with a BGA 1440 socket.
The Intel Core i7-8750H features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q2/2018 and belongs to the 8 generation of the Intel Core i7 series.
To use the Intel Core i7-8750H, you'll need a motherboard with a BGA 1440 socket.
Mobile Segment Mobile
Intel Core i5-8400H Name Intel Core i7-8750H
Intel Core i5 Family Intel Core i7
8 Generation 8
Intel Core i 8000H Group Intel Core i 8000H
 
 

CPU Cores and Base Frequency

The Intel Core i5-8400H has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i5-8400H is 2.5 GHz
and turbo frequency for one core is 4.2 GHz.
The Intel Core i7-8750H has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-8750H is 2.2 GHz
and turbo frequency for one core is 4.1 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4.2 GHz Turbo Frequency (1 core) 4.1 GHz
No Overclocking No
normal Core architecture normal
2.5 GHz Frequency 2.2 GHz
8 Threads 12
3.7 GHz Turbo Frequency (all cores) 3.9 GHz
Yes Hyperthreading Yes
4 CPU Cores 6
4x Cores 6x
 
 

Internal Graphics

The Intel Core i5-8400H has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-8400H uses the Intel HD Graphics 630, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-8750H has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-8750H uses the Intel UHD Graphics 630, which has 192 texture shaders
0.3 GHz GPU frequency 0.35 GHz
Q2/2016 Release date Q4/2017
12 Direct X 12
Intel HD Graphics 630 GPU name Intel UHD Graphics 630
14 nm Technology 14 nm
-- Max. displays --
192 Shaders 192
64.0 GB Max. GPU Memory 64.0 GB
24 Execution units 24
9.5 Generation 9.5
1.1 GHz GPU (Turbo) 1.1 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
Decode / Encode VP9 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode VP8 Decode / Encode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode JPEG Decode / Encode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 42.7 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
64.0 GB Max. Memory 64.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
42.7 GB/s Bandwidth 42.7 GB/s
DDR4-2666 Memory type DDR4-2666
 
 

Thermal Management

The processor has a thermal design power (TDP) of 45 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.
-- Tjunction max --
45 W TDP (PL1 / PBP) 45 W
 
 

Technical details

The Intel Core i5-8400H 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 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-8750H is manufactured using a 14 nm process.
In total, this processor boasts a generous 9.0 MB cache.
Q2/2018 Release date Q2/2018
-- 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
Coffee Lake H Architecture Coffee Lake H
14 nm Technology 14 nm
BGA 1440 Socket BGA 1440
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
-- Release price 360 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 9.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-8750H
6C 12T @ 2.2 GHz
20156
20156
Intel Core i5-8400H
4C 8T @ 2.5 GHz
15783
15783

Geekbench 6 (Multi-Core)

Intel Core i7-8750H
6C 12T @ 2.2 GHz
5324
5324
Intel Core i5-8400H
4C 8T @ 2.5 GHz
3826
3826

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-8750H
6C 12T @ 2.2 GHz
4635
4635
Intel Core i5-8400H
4C 8T @ 2.5 GHz
3534
3534

Geekbench 3, 64bit (Single-Core)

Intel Core i7-8750H
6C 12T @ 2.2 GHz
4620
4620
Intel Core i5-8400H
4C 8T @ 2.5 GHz
4449
4449

Geekbench 6 (Single-Core)

Intel Core i7-8750H
6C 12T @ 2.2 GHz
1382
1382
Intel Core i5-8400H
4C 8T @ 2.5 GHz
1296
1296

Geekbench 5, 64bit (Single-Core)

Intel Core i5-8400H
4C 8T @ 2.5 GHz
1081
1081
Intel Core i7-8750H
6C 12T @ 2.2 GHz
1007
1007

Cinebench R15 (Multi-Core)

Intel Core i7-8750H
6C 12T @ 2.2 GHz
1063
1063
Intel Core i5-8400H
4C 8T @ 2.5 GHz
819
819

Cinebench R15 (Single-Core)

Intel Core i7-8750H
6C 12T @ 2.2 GHz
180
180
Intel Core i5-8400H
4C 8T @ 2.5 GHz
178
178