Intel Core Ultra 7 255H vs Intel Core i7 12800HX
CPU Specs Compare
General Parameters
Release Date
Jan 2025
May 2022
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Alder Lake-HX
Processor Number
255H
i7-12800HX
Integrated Graphics
Arc Graphics 140T
UHD Graphics (32EU)
Package
Manufacturing Process
3 nm
10 nm
Socket
FCBGA-2049
BGA-1744
Power Consumption
20-28 W
45-55 W
Max Turbo Power Consumption
115 W
-
Peak Operating Temperature
110 °C
100 °C
CPU Performance
Performance Cores
6
8
Performance Core Threads
6
-
Performance Core Base Frequency
2.0 GHz
2.0 GHz
Performance Core Turbo Frequency
5.1 GHz
4.8 GHz
Efficiency Cores
10
8
Efficiency Core Threads
10
-
Efficiency Core Base Frequency
1.5 GHz
-
Efficiency Core Turbo Frequency
4.4 GHz
-
Total Core Count
16
16
Total Thread Count
16
24
Bus Frequency
100 MHz
100 MHz
Multiplier
20
20x
L1 Cache
112 K per core
80 K per core
L2 Cache
2 MB per core
1280 K per core
L3 Cache
24 MB shared
25 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
DDR5-4800, DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
ECC Memory Support
No
No
Max Memory Bandwidth
-
76.8 GB/s
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
2250 MHz
1450 MHz
GPU Base Frequency
-
300 MHz
Shader Units
-
256
Texture Units
-
16
Raster Operation Units
-
8
Execution Units
-
32
Power Consumption
-
45 W
📊 Benchmark
Cinebench R23
2,029
1,784
Cinebench R23
20,521
19,921
Geekbench 6
2,823
2,380
Geekbench 6
15,662
13,378
Cinebench 2024
115
-
Cinebench 2024
1,102
-
Blender
278
261
Geekbench 5
-
1,757
Geekbench 5
-
14,104
Passmark CPU
-
3,859
Passmark CPU
-
33,577