Intel Core i5-8265U vs Intel Core i5-8400T

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-8265U or Intel Core i5-8265U – 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 i5-8265U features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2018 and belongs to the 8 generation of the Intel Core i5 series.
To use the Intel Core i5-8265U, you'll need a motherboard with a BGA 1356 socket.
The Intel Core i5-8400T features 6 processor cores and has the capability to manage 6 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 i5-8400T, you'll need a motherboard with a LGA 1151-2 socket.
Intel Core i 8000U Group Intel Core i 8000
8 Generation 8
Mobile Segment Desktop / Server
Intel Core i5-8265U Name Intel Core i5-8400T
Intel Core i5 Family Intel Core i5
 
 

CPU Cores and Base Frequency

The Intel Core i5-8265U has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i5-8265U is 1.6 GHz
and turbo frequency for one core is 3.9 GHz.
The Intel Core i5-8400T has 6 CPU cores and can calculate 6 threads in parallel.
The clock frequency of the Intel Core i5-8400T is 1.7 GHz
and turbo frequency for one core is 3.3 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
8 Threads 6
4x Cores 6x
4 CPU Cores 6
normal Core architecture normal
Yes Hyperthreading No
No Overclocking Yes
3.9 GHz Turbo Frequency (1 core) 3.3 GHz
1.6 GHz Frequency 1.7 GHz
2.3 GHz Turbo Frequency (all cores) 2.8 GHz
 
 

Internal Graphics

The Intel Core i5-8265U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-8265U uses the Intel UHD Graphics 620, 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 i5-8400T has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-8400T uses the Intel UHD Graphics 630, which has 192 texture shaders
192 Shaders 192
Q3/2016 Release date Q4/2017
14 nm Technology 14 nm
12 Direct X 12
16.0 GB Max. GPU Memory 64.0 GB
-- Max. displays --
24 Execution units 24
0.3 GHz GPU frequency 0.35 GHz
9.5 Generation 9.5
1.1 GHz GPU (Turbo) 1.15 GHz
Intel UHD Graphics 620 GPU name Intel UHD Graphics 630
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 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 128.0 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.
pci PCIe pci
Yes AES-NI Yes
DDR4-2400 Memory type DDR4-2666
No ECC No
32.0 GB Max. Memory 128.0 GB
2 Memory channels 2
38.4 GB/s Bandwidth 42.7 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 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 95 W watts.
15 W TDP (PL1 / PBP) 95 W
-- Tjunction max --
 
 

Technical details

The Intel Core i5-8265U 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 6.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-8400T is manufactured using a 14 nm process.
In total, this processor boasts a generous 9.0 MB cache.
Q3/2018 Release date Q2/2018
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
14 nm Technology 14 nm
Monolithic Chip design Monolithic
385 $ Release price 260 $
Whiskey Lake U Architecture Coffee Lake S
6.0 MB L3-Cache 9.0 MB
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
BGA 1356 Socket LGA 1151-2
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i5-8400T
6C 6T @ 1.7 GHz
13805
13805
Intel Core i5-8265U
4C 8T @ 1.6 GHz
11787
11787

Geekbench 3, 64bit (Single-Core)

Intel Core i5-8265U
4C 8T @ 1.6 GHz
4211
4211
Intel Core i5-8400T
6C 6T @ 1.7 GHz
3472
3472

Geekbench 6 (Multi-Core)

Intel Core i5-8400T
6C 6T @ 1.7 GHz
3816
3816
Intel Core i5-8265U
4C 8T @ 1.6 GHz
3267
3267

Geekbench 5, 64bit (Multi-Core)

Intel Core i5-8400T
6C 6T @ 1.7 GHz
3607
3607
Intel Core i5-8265U
4C 8T @ 1.6 GHz
2806
2806

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i5-8400T
6C 6T @ 1.7 GHz
1963
1963
Intel Core i5-8265U
4C 8T @ 1.6 GHz
1737
1737

Geekbench 6 (Single-Core)

Intel Core i5-8265U
4C 8T @ 1.6 GHz
1286
1286
Intel Core i5-8400T
6C 6T @ 1.7 GHz
1092
1092

Cinebench R15 (Multi-Core)

Intel Core i5-8400T
6C 6T @ 1.7 GHz
696
696
Intel Core i5-8265U
4C 8T @ 1.6 GHz
549
549