Intel Core i5-8400T Intel Core i3-10105
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Intel Core i5-8400T vs Intel Core i3-10105

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The Intel Core i5-8400T is based on the Coffee Lake S architecture and was developed in 2018 for compact desktop systems where energy efficiency plays a central role.

Manufactured using the 14 nm process, this processor features six physical cores and six threads. The integrated Intel UHD Graphics 630 handles graphical tasks, while the Level 3 cache comprises 9 MB. Benchmarks show solid efficiency, with single-core performance limited by the low TDP rating of 35 watts.

Support for PCIe 3.0 and a memory bandwidth of 43 GB/s are standard features. Due to its design for low power consumption, the Intel Core i5-8400T is primarily suitable for office applications and media centers, rather than computationally intensive games. The thermal load remains minimal, favoring its use in small cases.

The Intel Core i3-10105 originates from the Comet Lake S architecture and was introduced in 2021 for users seeking a cost-efficient solution for general desktop tasks.

Despite being categorized in the i3 series, it offers four cores and eight threads thanks to Hyper-Threading. In technical comparisons, it significantly outperforms the Intel Core i5-8400T in both single-core and multi-core performance, as differences in benchmarks exceed the 10 percent mark.

With a TDP of 65 watts, it consumes more energy but offers higher clock frequencies, which increases performance in gaming scenarios. It also utilizes Intel UHD Graphics 630, offers PCIe 3.0, 6 MB Level 3 cache and 43 GB/s memory bandwidth. The price-performance ratio is advantageous for users who prioritize computing power.

In various application scenarios, the Intel Core i3-10105 is the more powerful choice.

Intel Core i5-8400T

  • Coffee Lake S architecture with 14 nm manufacturing
  • Low power consumption with 35 watt TDP
  • Six physical processing cores
  • 9 MB Level 3 cache for data processing

Intel Core i3-10105

  • Comet Lake S architecture with Hyper-Threading
  • High single-core performance for desktop tasks
  • Four cores and eight threads
  • Suitability for gaming through higher clock rates

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 2 - 74 %
Intel Core i5-8400T
Rank 1 - 100 %
Intel Core i3-10105
Multi-core performance
Rank 2 - 83 %
Intel Core i5-8400T
Rank 1 - 100 %
Intel Core i3-10105
Cinebench 2024 Single-Core

Cinebench 2024 Single-Core
Single-core performance

Intel Core i5-8400T
6C / 6T · 3.30 GHz
49 pts
Intel Core i3-10105
4C / 8T · 4.40 GHz
66 pts
Cinebench 2024 Multi-Core

Cinebench 2024 Multi-Core
Multi-core performance

Intel Core i5-8400T
6C / 6T · 3.30 GHz
272 pts
Intel Core i3-10105
4C / 8T · 4.40 GHz
298 pts
Geekbench 6 Single-Core

Geekbench 6 Single-Core
Single-core performance

Intel Core i5-8400T
6C / 6T · 3.30 GHz
1,092
Intel Core i3-10105
4C / 8T · 4.40 GHz
1,470
Geekbench 6 Multi-Core

Geekbench 6 Multi-Core
Multi-core performance

Intel Core i5-8400T
6C / 6T · 2.80 GHz
3,816
Intel Core i3-10105
4C / 8T · 4.20 GHz
4,896
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Core i5-8400T
6C / 6T · 3.30 GHz
858
Intel Core i3-10105
4C / 8T · 4.40 GHz
1,160
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Core i5-8400T
6C / 6T · 2.80 GHz
3,607
Intel Core i3-10105
4C / 8T · 4.20 GHz
4,501
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Core i5-8400T
Intel UHD Graphics 630
442
Intel Core i3-10105
Intel UHD Graphics 630
422
CPU-Z Benchmark 17 Multi-Core

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

Intel Core i5-8400T
6C / 6T · 1.70 GHz
1,963
Intel Core i3-10105
4C / 8T · 3.70 GHz
2,497

More benchmarks

At a glance

Wischen
Intel Core i5-8400TIntel Core i3-10105
FamilyIntel Core i5 (336)Intel Core i3 (205)
CPU groupIntel Core i 8000 (20)Intel Core i 10000 (43)
ArchitectureCoffee Lake SComet Lake S
Technology14 nm14 nm
SegmentDesktopDesktop
SocketLGA 1151-2LGA 1200
PredecessorIntel Core i5-7400T
SuccessorIntel Core i5-9400T

CPU Cores and Base Frequency

Wischen
Intel Core i5-8400TIntel Core i3-10105
CPU Cores / Threads6 / 64 / 8
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 6x 4x
Frequency: 1.70 GHz 3.70 GHz
Turbo (1 Core): 3.30 GHz 4.40 GHz
Turbo (All Cores): 2.80 GHz 4.20 GHz
L2-Cache
L3-Cache9.00 MB6.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i5-8400TIntel Core i3-10105
GPU nameIntel UHD Graphics 630Intel UHD Graphics 630
GPU frequency0.35 - 1.15 GHz0.35 - 1.10 GHz
CUs / Shader24 / 19224 / 192
Raytracing
Max. displays33
Max. GPU Memory64 GB64 GB
Technology14 nm14 nm
Release dateQ4/2017Q4/2017

NPU AI performance

Wischen
Intel Core i5-8400TIntel Core i3-10105
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i5-8400TIntel Core i3-10105
MemoryDDR4-2666 (42.7 GB/s)
DDR4-2666 (42.7 GB/s)
Max. Memory128 GB128 GB
Memory channels22
ECCNoNo
PCIe3.0 x 163.0 x 16
PCIe Bandwidth15.8 GB/s15.8 GB/s

Thermal Management

Wischen
Intel Core i5-8400TIntel Core i3-10105
TDP95 W65 W
TDP (PL2)
TDP up
TDP down
T. junction max.100 °C

Technical details

Wischen
Intel Core i5-8400TIntel Core i3-10105
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, Windows 11, LinuxWindows 10, Windows 11, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVX2SSE4.1, SSE4.2, AVX2
Release dateQ2/2018Q1/2021
Release price260 $134 $
DocumentsTechnical data sheetTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i5-8400T is 4.6 stars (12 ratings), while Intel Core i3-10105 has received 4.3 stars (20 ratings).

Click on the stars to rate one or both processors.

Intel Core i5-8400T
Intel Core i5-8400T
6C / 6T · 1.70 - 3.30 GHz
Intel Core i3-10105
Intel Core i3-10105
4C / 8T · 3.70 - 4.40 GHz

Most popular CPUs in both categories

Intel Core i5-8400T
Intel Core i5-8400T
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