Core i7-8750H vs Core i5-8400

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Aggregated performance score

Core i5-8400
2017
6 cores / 6 threads
5.97

Core i7-8750H outperforms Core i5-8400 by 7% based on our aggregated benchmark results.

Primary details

Comparing Core i5-8400 and Core i7-8750H processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking1016971
Place by popularity80not in top-100
Cost-effectiveness evaluation10.43no data
Market segmentDesktop processorLaptop
SeriesIntel Core i5Intel Core i7
Architecture codenameCoffee Lake-S (2017−2018)Coffee Lake-H (2018−2019)
Release date24 September 2017 (6 years ago)2 April 2018 (6 years ago)
Launch price (MSRP)$182$395
Current price$140 (0.8x MSRP)$824 (2.1x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-8400 and Core i7-8750H basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores6 (Hexa-Core)6 (Hexa-Core)
Threads612
Base clock speed2.8 GHz2.2 GHz
Boost clock speed4 GHz4.1 GHz
Bus support4 × 8 GT/s4 × 8 GT/s
L1 cache384 KB384 KB
L2 cache1.5 MB1.5 MB
L3 cache9 MB (shared)9 MB
Chip lithography14 nm14 nm
Die size149 mm2149 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplierNoNo

Compatibility

Information on Core i5-8400 and Core i7-8750H compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCLGA1151FCBGA1440
Power consumption (TDP)65 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8400 and Core i7-8750H. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
My WiFino data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology-+
TSX--
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
SIPP--
StatusDiscontinuedDiscontinued

Security technologies

Core i5-8400 and Core i7-8750H technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8400 and Core i7-8750H are enumerated here.

AMD-V++
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8400 and Core i7-8750H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR4
Maximum memory size128 GB64 GB
Max memory channels22
Maximum memory bandwidth41.6 GB/s41.8 GB/s
ECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630Intel UHD Graphics 630
Max video memory64 GB64 GB
Quick Sync Video++
Clear Video++
Clear Video HD++
Graphics max frequency1.05 GHz1.1 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i5-8400 and Core i7-8750H integrated GPUs.

Number of displays supported33
eDPno data+
DisplayPortno data+
HDMIno data+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core i5-8400 and Core i7-8750H integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@24Hz4096 x 2304@30Hz
Max resolution over eDP4096x2304@60Hz4096 x 2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096 x 2304@60Hz
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by Core i5-8400 and Core i7-8750H integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i5-8400 and Core i7-8750H.

PCIe version3.03.0
PCI Express lanes1616

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-8400 5.97
i7-8750H 6.41
+7.4%

Core i7-8750H outperforms Core i5-8400 by 7% based on our aggregated benchmark results.


Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

i5-8400 9231
i7-8750H 9914
+7.4%

Core i7-8750H outperforms Core i5-8400 by 7% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

i5-8400 1355
+4.5%
i7-8750H 1297

Core i5-8400 outperforms Core i7-8750H by 4% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

i5-8400 4761
+3.3%
i7-8750H 4607

Core i5-8400 outperforms Core i7-8750H by 3% in GeekBench 5 Multi-Core.

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Benchmark coverage: 20%

i5-8400 6364
i7-8750H 6471
+1.7%

Core i7-8750H outperforms Core i5-8400 by 2% in Cinebench 10 32-bit single-core.

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Benchmark coverage: 19%

i5-8400 30790
i7-8750H 33595
+9.1%

Core i7-8750H outperforms Core i5-8400 by 9% in Cinebench 10 32-bit multi-core.

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Benchmark coverage: 19%

i5-8400 9474
i7-8750H 10295
+8.7%

Core i7-8750H outperforms Core i5-8400 by 9% in 3DMark06 CPU.

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Benchmark coverage: 18%

i5-8400 6.2
i7-8750H 5.48
+13.1%

Core i5-8400 outperforms Core i7-8750H by 13% in wPrime 32.

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Benchmark coverage: 17%

i5-8400 11
i7-8750H 12
+12.2%

Core i7-8750H outperforms Core i5-8400 by 12% in Cinebench 11.5 64-bit multi-core.

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Benchmark coverage: 15%

i5-8400 941
i7-8750H 1116
+18.6%

Core i7-8750H outperforms Core i5-8400 by 19% in Cinebench 15 64-bit multi-core.

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Benchmark coverage: 15%

i5-8400 170
i7-8750H 173
+2.1%

Core i7-8750H outperforms Core i5-8400 by 2% in Cinebench 15 64-bit single-core.

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Benchmark coverage: 14%

i5-8400 1.9
i7-8750H 1.98
+4.2%

Core i7-8750H outperforms Core i5-8400 by 4% in Cinebench 11.5 64-bit single-core.

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Benchmark coverage: 13%

i5-8400 5
i7-8750H 7
+40%

Core i7-8750H outperforms Core i5-8400 by 40% in TrueCrypt AES.

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Benchmark coverage: 13%

i5-8400 5173
i7-8750H 5310
+2.6%

Core i7-8750H outperforms Core i5-8400 by 3% in WinRAR 4.0.

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Benchmark coverage: 13%

i5-8400 224
+11.7%
i7-8750H 200

Core i5-8400 outperforms Core i7-8750H by 12% in x264 encoding pass 1.

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Benchmark coverage: 13%

i5-8400 61
i7-8750H 67
+9.4%

Core i7-8750H outperforms Core i5-8400 by 9% in x264 encoding pass 2.

Geekbench 4.0 64-bit multi-core

Benchmark coverage: 2%

i5-8400 19500
i7-8750H 19875
+1.9%

Core i7-8750H outperforms Core i5-8400 by 2% in Geekbench 4.0 64-bit multi-core.

Geekbench 4.0 64-bit single-core

Benchmark coverage: 2%

i5-8400 4996
+2.6%
i7-8750H 4869

Core i5-8400 outperforms Core i7-8750H by 3% in Geekbench 4.0 64-bit single-core.

Gaming performance

Pros & cons summary


Performance score 5.97 6.41
Recency 24 September 2017 2 April 2018
Threads 6 12
Cost $182 $395
Power consumption (TDP) 65 Watt 45 Watt

Given the minimal performance differences, no clear winner can be declared between Core i5-8400 and Core i7-8750H.

Note that Core i5-8400 is a desktop processor while Core i7-8750H is a notebook one.


Should you still have questions on choice between Core i5-8400 and Core i7-8750H, ask them in Comments section, and we shall answer.

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

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