Home Comparison Intel Core i5 9400H vs Intel Core i5 8257U

Intel Core i5 9400H vs Intel Core i5 8257U

Intel Core i5 9400H
VS
Intel Core i5 8257U
Intel Core i5 9400H Intel Core i5 8257U
We compared two laptop CPUs: Intel Core i5 9400H with 4 cores 2.5GHz and Intel Core i5 8257U with 4 cores 1.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 9400H 's Advantages
Higher specification of memory (DDR4-2666 vs DDR4-2400)
Larger memory bandwidth (41.8GB/s vs 37.5GB/s)
Higher base frequency (2.5GHz vs 1.4GHz)
Larger L3 cache size (8MB vs 6MB)
Intel Core i5 8257U 's Advantages
Better graphics card performance
Lower TDP (15W vs 45W)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i5 9400H +12%
1366
Intel Core i5 8257U
1210
Geekbench 6 Multi Core
Intel Core i5 9400H
3833
Intel Core i5 8257U +2%
3922
Blender
Intel Core i5 9400H
52
Intel Core i5 8257U +23%
64
Geekbench 5 Single Core
Intel Core i5 9400H +20%
1101
Intel Core i5 8257U
916
Geekbench 5 Multi Core
Intel Core i5 9400H
3804
Intel Core i5 8257U
3820
Passmark CPU Single Core
Intel Core i5 9400H +8%
2490
Intel Core i5 8257U
2302
Passmark CPU Multi Core
Intel Core i5 9400H +7%
8217
Intel Core i5 8257U
7609
Intel Core i5 9400H
VS
Intel Core i5 8257U

General Parameters

Apr 2019
Release Date
Jul 2019
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Coffee Lake
i5-9400H
Processor Number
i5-8257U
BGA-1440
Socket
BGA-1528
UHD Graphics 630
Integrated Graphics
Iris Plus Graphics 645

Package

14 nm
Manufacturing Process
14 nm
BGA-1440
Socket
BGA-1528
45 W
Power Consumption
15 W
100 °C
Peak Operating Temperature
100 °C

CPU Performance

4
Performance Cores
4
8
Performance Core Threads
8
2.5 GHz
Performance Core Base Frequency
1.4 GHz
4.3 GHz
Performance Core Turbo Frequency
3.9 GHz
4
Total Core Count
4
8
Total Thread Count
8
25x
Multiplier
14x
32 K per core
L1 Cache
32 K per core
256 K per core
L2 Cache
256 K per core
8 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No

Memory Parameters

DDR4-2666, LPDDR3-2133
Memory Types
DDR4-2400, LPDDR3-2133
128 GB
Max Memory Size
32 GB
2
Max Memory Channels
2
41.8 GB/s
Max Memory Bandwidth
37.5 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
350 MHz
GPU Base Frequency
300 MHz
1100 MHz
GPU Max Dynamic Frequency
1050 MHz
192
Shader Units
384
24
Texture Units
48
3
Raster Operation Units
6
24
Execution Units
48
15 W
Power Consumption
15 W
4096x2304 - 60 Hz
Max Resolution
4096x2304 - 60 Hz
0.38 TFLOPS
Graphics Performance
0.81 TFLOPS

Miscellaneous

Intel Core i5 9400H
Official Website
Intel Core i5 8257U
3.0
PCIe Version
3.0
16
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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