Intel Core i7 8557U vs Intel Core Ultra 5 235HX
CPU · Specs Compare
General Parameters
Release Date
Jul 2019
Jan 2025
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Arrow Lake
Processor Number
i7-8557U
235HX
Integrated Graphics
Iris Plus Graphics 645
Graphics
Generation
—
Ultra 5 (Arrow Lake)
Package
Manufacturing Process
14 nm
3 nm
Socket
BGA-1528
FCBGA-2114
Power Consumption
15 W
45-55 W
Peak Operating Temperature
100 °C
105 °C
Max Turbo Power Consumption
—
160 W
Foundry
—
Intel
Package
—
FC-LGA18V
CPU Performance
Performance Cores
4
6
Performance Core Threads
8
6
Performance Core Base Frequency
1.7 GHz
2.9 GHz
Performance Core Turbo Frequency
4.5 GHz
5.1 GHz
Total Core Count
4
14
Total Thread Count
8
14
Multiplier
17x
29
L1 Cache
32 K per core
112 K per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
8 MB shared
24 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
—
8
Efficiency Core Threads
—
8
Efficiency Core Base Frequency
—
2.6 GHz
Efficiency Core Turbo Frequency
—
4.5 GHz
Bus Frequency
—
100 MHz
SMP
—
1
Memory Parameters
Memory Types
DDR4-2400, LPDDR3-2133
DDR5-6400
Max Memory Size
32 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
37.5 GB/s
102.4 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
—
GPU Max Dynamic Frequency
1150 MHz
1800 MHz
Shader Units
384
—
Texture Units
48
—
Raster Operation Units
6
—
Execution Units
48
48
Power Consumption
15 W
—
Max Resolution
4096x2304 - 60 Hz
—
Miscellaneous
PCIe Version
3.0
5.0
PCIe Lanes
16
24
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
—
Benchmark
Cinebench R23
—
2,005
Cinebench R23
—
19,857
Geekbench 6
—
3,069
Geekbench 6
—
12,142
▲ Specs Compare
Data sourced from official specifications and benchmark tests.