Intel Core i5 8257U vs Intel Core Ultra 9 275HX
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
i5-8257U
275HX
Integrated Graphics
Iris Plus Graphics 645
Arc Graphics (4-Cores)
Generation
—
Ultra 9 (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
8
Performance Core Threads
8
8
Performance Core Base Frequency
1.4 GHz
2.7 GHz
Performance Core Turbo Frequency
3.9 GHz
5.4 GHz
Total Core Count
4
24
Total Thread Count
8
24
Multiplier
14x
27
L1 Cache
32 K per core
112 K per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
6 MB shared
36 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
—
16
Efficiency Core Threads
—
16
Efficiency Core Base Frequency
—
2.1 GHz
Efficiency Core Turbo Frequency
—
4.6 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
300 MHz
GPU Max Dynamic Frequency
1050 MHz
1900 MHz
Shader Units
384
512
Texture Units
48
32
Raster Operation Units
6
16
Execution Units
48
64
Power Consumption
15 W
14
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
996
2,090
Cinebench R23
4,031
31,244
Geekbench 6
1,210
2,959
Geekbench 5
916
—
Geekbench 6
3,922
17,562
Geekbench 5
3,820
—
Cinebench 2024
—
131
Cinebench 2024
—
1,768
Blender
—
507
Passmark CPU
—
4,732
Passmark CPU
—
61,069
▲ Specs Compare
Data sourced from official specifications and benchmark tests.