Intel Core Ultra 9 285H vs Intel Core i5 8257U
We compared two laptop CPUs: Intel Core Ultra 9 285H with 16 cores 2.9GHz 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 Ultra 9 285H 's Advantages
Released 5 years and 6 months late
Better graphics card performance
Higher specification of memory (8400 vs 2400)
Larger memory bandwidth (102.4GB/s vs 37.5GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (2.9GHz vs 1.4GHz)
Larger L3 cache size (24MB vs 6MB)
More modern manufacturing process (3nm vs 14nm)
Intel Core i5 8257U 's Advantages
Lower TDP (15W vs 45W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 9 285H
+108%
2074
Intel Core i5 8257U
996
Cinebench R23 Multi Core
Intel Core Ultra 9 285H
+450%
22192
Intel Core i5 8257U
4031
Geekbench 6 Single Core
Intel Core Ultra 9 285H
+153%
3073
Intel Core i5 8257U
1210
Geekbench 6 Multi Core
Intel Core Ultra 9 285H
+349%
17644
Intel Core i5 8257U
3922
Blender
Intel Core Ultra 9 285H
+553%
196
Intel Core i5 8257U
30
Passmark CPU Single Core
Intel Core Ultra 9 285H
+94%
4481
Intel Core i5 8257U
2302
Passmark CPU Multi Core
Intel Core Ultra 9 285H
+337%
33267
Intel Core i5 8257U
7609
General Parameters
Jan 2025
Release Date
Jul 2019
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Coffee Lake
285H
Processor Number
i5-8257U
FCBGA-2049
Socket
BGA-1528
Arc Graphics 140T
Integrated Graphics
Iris Plus Graphics 645
Package
3 nm
Manufacturing Process
14 nm
35-45 W
Power Consumption
15 W
115 W
Max Turbo Power Consumption
-
110 °C
Peak Operating Temperature
100 °C
CPU Performance
6
Performance Cores
4
6
Performance Core Threads
8
2.9 GHz
Performance Core Base Frequency
1.4 GHz
5.4 GHz
Performance Core Turbo Frequency
3.9 GHz
10
Efficiency Cores
-
10
Efficiency Core Threads
-
2.7 GHz
Efficiency Core Base Frequency
-
4.5 GHz
Efficiency Core Turbo Frequency
-
16
Total Core Count
4
16
Total Thread Count
8
100 MHz
Bus Frequency
-
29
Multiplier
14x
112 K per core
L1 Cache
32 K per core
2 MB per core
L2 Cache
256 K per core
24 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No
Memory Parameters
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Memory Types
DDR4-2400, LPDDR3-2133
128 GB
Max Memory Size
32 GB
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
37.5 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
2350 MHz
GPU Max Dynamic Frequency
1050 MHz
1024
Shader Units
384
64
Texture Units
48
32
Raster Operation Units
6
8
Execution Units
48
35
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
4.8 TFLOPS
Graphics Performance
0.81 TFLOPS
Miscellaneous
5.0
PCIe Version
3.0
28
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
