Intel Core Ultra 5 250K Plus vs Intel Core i7 1255U
CPU Specs Compare
General Parameters
Release Date
Mar 2026
Feb 2022
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Alder Lake
Processor Number
250K+
i7-1255U
Integrated Graphics
Arc iGPU (4-Cores)
Iris Xe Graphics (96EU)
Package
Transistor Count
17.8 billions
-
Manufacturing Process
3 nm
10 nm
Socket
FCLGA-1851
BGA-1744
Power Consumption
125 W
12-15 W
Max Turbo Power Consumption
159 W
55 W
Peak Operating Temperature
105 °C
100°C
CPU Performance
Performance Cores
6
2
Performance Core Threads
6
4
Performance Core Base Frequency
4.2 GHz
1.7 GHz
Performance Core Turbo Frequency
5.3 GHz
4.7 GHz
Efficiency Cores
12
8
Efficiency Core Threads
12
8
Efficiency Core Base Frequency
3.3 GHz
1.2 GHz
Efficiency Core Turbo Frequency
4.6 GHz
3.5 GHz
Total Core Count
18
10
Total Thread Count
18
12
Bus Frequency
100 MHz
100 MHz
Multiplier
42
17x
L1 Cache
192 K per core
80 K per core
L2 Cache
3 MB per core
1280 K per core
L3 Cache
30 MB shared
12 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-7200
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Bandwidth
115.2 GB/s
76.8 GB/s
ECC Memory Support
Yes
No
Max Memory Size
-
64 GB
Max Memory Channels
-
2
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1900 MHz
1250 MHz
Shader Units
512
768
Texture Units
32
48
Raster Operation Units
16
24
Execution Units
64
96
Power Consumption
14
15 W
📊 Benchmark
Cinebench R23
2,319
1,701
Cinebench R23
28,965
8,233
Geekbench 6
3,231
2,248
Geekbench 6
21,067
7,162
Cinebench 2024
141
-
Cinebench 2024
1,680
-
Cinebench 2026
7,413
-
Passmark CPU
4,904
3,308
Passmark CPU
52,031
13,792
Geekbench 5
-
1,628
Geekbench 5
-
7,372
Blender
-
125