Intel Core Ultra 9 285HX vs Intel Core Ultra 7 255HX
CPU Specs Compare
General Parameters
Release Date
Jan 2025
Jan 2025
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Arrow Lake
Processor Number
285HX
255HX
Integrated Graphics
Arc Graphics (4-Cores)
Arc Graphics (4-Cores)
Generation
Ultra 9 (Arrow Lake)
Ultra 7 (Arrow Lake)
Package
Manufacturing Process
3 nm
3 nm
Socket
FCBGA-2114
FCBGA-2114
Power Consumption
45-55 W
45-55 W
Max Turbo Power Consumption
160 W
160 W
Peak Operating Temperature
105 °C
105 °C
Foundry
Intel
Intel
Package
FC-LGA18V
FC-LGA18V
CPU Performance
Performance Cores
8
8
Performance Core Threads
8
8
Performance Core Base Frequency
2.8 GHz
2.4 GHz
Performance Core Turbo Frequency
5.5 GHz
5.2 GHz
Efficiency Cores
16
12
Efficiency Core Threads
16
12
Efficiency Core Base Frequency
2.1 GHz
1.8 GHz
Efficiency Core Turbo Frequency
4.6 GHz
4.5 GHz
Total Core Count
24
20
Total Thread Count
24
20
Bus Frequency
100 MHz
100 MHz
Multiplier
28
24
L1 Cache
112 K per core
112 K per core
L2 Cache
2 MB per core
2 MB per core
L3 Cache
36 MB shared
30 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
1
Memory Parameters
Memory Types
DDR5-6400
DDR5-6400
Max Memory Size
192 GB
192 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
300 MHz
GPU Max Dynamic Frequency
2000 MHz
1850 MHz
Shader Units
512
512
Texture Units
32
32
Raster Operation Units
16
16
Execution Units
64
64
Power Consumption
14
14
📊 Benchmark
Cinebench R23
2,009
2,030
Cinebench R23
35,408
25,611
Geekbench 6
3,113
3,102
Geekbench 6
21,819
15,879
Cinebench 2024
135
132
Cinebench 2024
2,024
1,590
Blender
526
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