Intel Core i7 8557U vs Intel Core i5 8257U
CPU Specs Compare
General Parameters
Release Date
Jul 2019
Jul 2019
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Coffee Lake
Processor Number
i7-8557U
i5-8257U
Integrated Graphics
Iris Plus Graphics 645
Iris Plus Graphics 645
Package
Manufacturing Process
14 nm
14 nm
Socket
BGA-1528
BGA-1528
Power Consumption
15 W
15 W
Peak Operating Temperature
100 °C
100 °C
CPU Performance
Performance Cores
4
4
Performance Core Threads
8
8
Performance Core Base Frequency
1.7 GHz
1.4 GHz
Performance Core Turbo Frequency
4.5 GHz
3.9 GHz
Total Core Count
4
4
Total Thread Count
8
8
Multiplier
17x
14x
L1 Cache
32 K per core
32 K per core
L2 Cache
256 K per core
256 K per core
L3 Cache
8 MB shared
6 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
DDR4-2400, LPDDR3-2133
DDR4-2400, LPDDR3-2133
Max Memory Size
32 GB
32 GB
Max Memory Channels
2
2
Max Memory Bandwidth
37.5 GB/s
37.5 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1150 MHz
1050 MHz
Shader Units
384
384
Texture Units
48
48
Raster Operation Units
6
6
Execution Units
48
48
Power Consumption
15 W
15 W
Max Resolution
4096x2304 - 60 Hz
4096x2304 - 60 Hz
Miscellaneous
📊 Benchmark
Cinebench R23
-
996
Cinebench R23
-
4,031
Geekbench 6
-
1,210
Geekbench 5
-
916
Geekbench 6
-
3,922
Geekbench 5
-
3,820