Intel Core i5-8400T vs. Intel Core i3-8109U

CPU comparison with benchmarks


Intel Core i5-8400T CPU1 vs CPU2 Intel Core i3-8109U
Intel Core i5-8400T Intel Core i3-8109U
Intel Core i5 Family Intel Core i3
Intel Core i 8000 CPU group Intel Core i 8000U
8 Generation 8
Coffee Lake S Architecture Coffee Lake U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base FrequencyCPU Cores and Base Frequency

6 Cores 2
6 Threads 4
1.70 GHz Frequency 3.00 GHz
3.30 GHz Turbo (1 Core) 3.60 GHz
2.80 GHz Turbo (All Cores) 3.20 GHz
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No

Internal GraphicsInternal Graphics

Intel UHD Graphics 630 GPU Intel Iris Plus Graphics 655
0.35 GHz GPU frequency 0.30 GHz
1.15 GHz GPU (Turbo) 1.05 GHz
9.5 GPU Generation 9.5
14 nm Technology 14 nm
3 Max. displays 3
24 Execution units 48
192 Shader 384
64 GB Max. GPU Memory 32 GB
12 DirectX Version 12

Hardware codec supportHardware codec support

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

Memory & PCIeMemory & PCIe

DDR4-2666 Memory DDR4-2400 SO-DIMM
Max. Memory 32 GB
2 Memory channels 2
No ECC Yes
L2 Cache
9.00 MB L3 Cache 4.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16

Thermal ManagementThermal Management

95 W TDP (PL1) 28 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 20 W
-- Tjunction max. --

Technical detailsTechnical details

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
LGA 1151-2 Socket BGA 1528
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Q2/2018 Release date Q4/2017
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Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
0 (0%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
366 (100%)
Amazon
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Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
0 (0%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
916 (100%)
Amazon
Show all benchmark results



Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
139 (93%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
149 (100%)
Amazon
Show all benchmark results



Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
696 (100%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
392 (56%)
Amazon
Show all benchmark results



Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
858 (97%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
881 (100%)
Amazon
Show all benchmark results



Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
3607 (100%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
2021 (56%)
Amazon
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iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.

Intel Core i5-8400T Intel Core i5-8400T
Intel UHD Graphics 630 @ 1.15 GHz
442 (55%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
Intel Iris Plus Graphics 655 @ 1.05 GHz
806 (100%)
Amazon
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Geekbench 3, 64bit (Single-Core)

Geekbench 3 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
3472 (88%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
3956 (100%)
Amazon
Show all benchmark results



Geekbench 3, 64bit (Multi-Core)

Geekbench 3 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
13805 (100%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
8197 (59%)
Amazon
Show all benchmark results



Cinebench R11.5, 64bit (Single-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
1.73 (100%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
1.69 (98%)
Amazon
Show all benchmark results



Cinebench R11.5, 64bit (Multi-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
7.42 (100%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
4.05 (55%)
Amazon
Show all benchmark results



Cinebench R11.5, 64bit (iGPU, OpenGL)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The iGPU test uses the CPU internal graphic unit to execute OpenGL commands.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
52.6 (100%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
0 (0%)
Amazon
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Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.

Intel Core i5-8400T Intel Core i5-8400T
6x 1.70 GHz (3.30 GHz)
8568 (100%)
Amazon
Intel Core i3-8109U Intel Core i3-8109U
2x 3.00 GHz (3.60 GHz) HT
5940 (69%)
Amazon
Show all benchmark results



Devices using this processorDevices using this processor

Intel Core i5-8400T Intel Core i3-8109U
Unknown Unknown

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