Intel Core Ultra 5 115U vs Intel Core Ultra 9 285HX
We compared two laptop CPUs: Intel Core Ultra 5 115U with 8 cores 1.5GHz and Intel Core Ultra 9 285HX with 24 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 5 115U 's Advantages
Larger memory bandwidth (120GB/s vs 102.4GB/s)
Lower TDP (15W vs 55W)
Intel Core Ultra 9 285HX 's Advantages
Released 1 years and 1 months late
Integrated graphics card
Higher specification of memory (6400 vs 5600)
Newer PCIe version (5.0 vs 4)
Higher base frequency (2.8GHz vs 1.5GHz)
Larger L3 cache size (36MB vs 10MB)
More modern manufacturing process (3nm vs 7nm)
Score
Benchmark
Geekbench 6 Single Core
Intel Core Ultra 5 115U
1616
Intel Core Ultra 9 285HX
+92%
3113
Geekbench 6 Multi Core
Intel Core Ultra 5 115U
5338
Intel Core Ultra 9 285HX
+308%
21819
General Parameters
Dec 2023
Release Date
Jan 2025
Intel
Manufacturer
Intel
Laptop
Type
Laptop
-
Instruction Set
x86-64
Meteor Lake
Core Architecture
Arrow Lake
-
Processor Number
285HX
Intel BGA 2049
Socket
FCBGA-2114
Arc Xe-LPG 48EU
Integrated Graphics
Arc Graphics (4-Cores)
Ultra 5 (Meteor Lake)
Generation
Ultra 9 (Arrow Lake)
Package
7 nm
Manufacturing Process
3 nm
15 W
Power Consumption
45-55 W
-
Max Turbo Power Consumption
160 W
110°C
Peak Operating Temperature
105 °C
Intel
Foundry
Intel
CPU Performance
2
Performance Cores
8
4
Performance Core Threads
8
1.5 GHz
Performance Core Base Frequency
2.8 GHz
4.2 GHz
Performance Core Turbo Frequency
5.5 GHz
6
Efficiency Cores
16
6
Efficiency Core Threads
16
1000 MHz
Efficiency Core Base Frequency
2.1 GHz
3.5 GHz
Efficiency Core Turbo Frequency
4.6 GHz
8
Total Core Count
24
10
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
15.0
Multiplier
28
112 KB per core
L1 Cache
112 K per core
2 MB per core
L2 Cache
2 MB per core
10 MB shared
L3 Cache
36 MB shared
No
Unlocked Multiplier
Yes
1
SMP
1
Memory Parameters
DDR5
Depends on motherboard-5600
Memory Types
DDR5-6400
-
Max Memory Size
192 GB
2
Max Memory Channels
2
120 GB/s
Max Memory Bandwidth
102.4 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
-
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
2000 MHz
-
Shader Units
512
-
Texture Units
32
-
Raster Operation Units
16
-
Execution Units
64
-
Power Consumption
14
-
Graphics Performance
2 TFLOPS
Miscellaneous
4
PCIe Version
5.0
12
PCIe Lanes
24
