Intel Core i5 8257U vs Intel Core i5 8400T
CPU Specs Compare
General Parameters
Release Date
Jul 2019
Apr 2018
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Coffee Lake
Processor Number
i5-8257U
i5-8400T
Integrated Graphics
Iris Plus Graphics 645
UHD Graphics 630
Package
Manufacturing Process
14 nm
14 nm
Socket
BGA-1528
LGA-1151
Power Consumption
15 W
35 W
Peak Operating Temperature
100 °C
100 °C
CPU Performance
Performance Cores
4
6
Performance Core Threads
8
6
Performance Core Base Frequency
1.4 GHz
1.7 GHz
Performance Core Turbo Frequency
3.9 GHz
3.3 GHz
Total Core Count
4
6
Total Thread Count
8
6
Multiplier
14x
17x
L1 Cache
32 K per core
64 K per core
L2 Cache
256 K per core
256 K per core
L3 Cache
6 MB shared
9 MB shared
Unlocked Multiplier
No
No
Bus Frequency
-
100 MHz
Memory Parameters
Memory Types
DDR4-2400, LPDDR3-2133
DDR4-2666
Max Memory Size
32 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
37.5 GB/s
41.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
350 MHz
GPU Max Dynamic Frequency
1050 MHz
1050 MHz
Shader Units
384
192
Texture Units
48
24
Raster Operation Units
6
3
Execution Units
48
24
Power Consumption
15 W
15 W
Max Resolution
4096x2304 - 60 Hz
4096x2304 - 60 Hz
Miscellaneous
📊 Benchmark
Cinebench R23
996
774
Cinebench R23
4,031
3,638
Geekbench 6
1,210
1,120
Geekbench 5
916
-
Geekbench 6
3,922
3,670
Geekbench 5
3,820
-
Passmark CPU
-
1,917
Passmark CPU
-
7,447