Intel Core i5 8257U vs Intel Core Ultra 9 285
CPU Specs Compare
General Parameters
Release Date
Jul 2019
Dec 2024
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Arrow Lake
Processor Number
i5-8257U
285
Integrated Graphics
Iris Plus Graphics 645
Arc Graphics
Generation
-
Ultra 9 (Arrow Lake)
Package
Manufacturing Process
14 nm
3 nm
Socket
BGA-1528
FCLGA-1851
Power Consumption
15 W
65 W
Peak Operating Temperature
100 °C
105 °C
Transistor Count
-
17.8 billions
Max Turbo Power Consumption
-
182 W
Foundry
-
TSMC
Die Size
-
243 mm²
Package
-
FC-LGA18W
CPU Performance
Performance Cores
4
8
Performance Core Threads
8
8
Performance Core Base Frequency
1.4 GHz
2.5 GHz
Performance Core Turbo Frequency
3.9 GHz
5.6 GHz
Total Core Count
4
24
Total Thread Count
8
24
Multiplier
14x
25
L1 Cache
32 K per core
192 K per core
L2 Cache
256 K per core
3 MB per core
L3 Cache
6 MB shared
36 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
-
16
Efficiency Core Threads
-
16
Efficiency Core Base Frequency
-
1.9 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
256 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
600 MHz
GPU Max Dynamic Frequency
1050 MHz
2000 MHz
Shader Units
384
512
Texture Units
48
-
Raster Operation Units
6
-
Execution Units
48
4
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
📊 Benchmark
Cinebench R23
996
2,178
Cinebench R23
4,031
33,309
Geekbench 6
1,210
3,194
Geekbench 5
916
-
Geekbench 6
3,922
21,649
Geekbench 5
3,820
-
Cinebench 2024
-
133
Cinebench 2024
-
1,979