Intel Core Ultra 7 255HX vs Intel Core Ultra 9 285
CPU Specs Compare
General Parameters
Release Date
Jan 2025
Dec 2024
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Arrow Lake
Processor Number
255HX
285
Integrated Graphics
Arc Graphics (4-Cores)
Arc Graphics
Generation
Ultra 7 (Arrow Lake)
Ultra 9 (Arrow Lake)
Package
Manufacturing Process
3 nm
3 nm
Socket
FCBGA-2114
FCLGA-1851
Power Consumption
45-55 W
65 W
Max Turbo Power Consumption
160 W
182 W
Peak Operating Temperature
105 °C
105 °C
Foundry
Intel
TSMC
Package
FC-LGA18V
FC-LGA18W
Transistor Count
-
17.8 billions
Die Size
-
243 mm²
CPU Performance
Performance Cores
8
8
Performance Core Threads
8
8
Performance Core Base Frequency
2.4 GHz
2.5 GHz
Performance Core Turbo Frequency
5.2 GHz
5.6 GHz
Efficiency Cores
12
16
Efficiency Core Threads
12
16
Efficiency Core Base Frequency
1.8 GHz
1.9 GHz
Efficiency Core Turbo Frequency
4.5 GHz
4.6 GHz
Total Core Count
20
24
Total Thread Count
20
24
Bus Frequency
100 MHz
100 MHz
Multiplier
24
25
L1 Cache
112 K per core
192 K per core
L2 Cache
2 MB per core
3 MB per core
L3 Cache
30 MB shared
36 MB shared
Unlocked Multiplier
Yes
No
SMP
1
1
Memory Parameters
Memory Types
DDR5-6400
DDR5-6400
Max Memory Size
192 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
102.4 GB/s
ECC Memory Support
Yes
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
600 MHz
GPU Max Dynamic Frequency
1850 MHz
2000 MHz
Shader Units
512
512
Texture Units
32
-
Raster Operation Units
16
-
Execution Units
64
4
Power Consumption
14
-
📊 Benchmark
Cinebench R23
2,030
2,178
Cinebench R23
25,611
33,309
Geekbench 6
3,102
3,194
Geekbench 6
15,879
21,649
Cinebench 2024
132
133
Cinebench 2024
1,590
1,979