Intel Core Ultra 7 255U vs Intel Core Ultra 5 250KF Plus

CPU Specs Compare

General Parameters

Release Date
Jan 2025
Mar 2026
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Arrow Lake
Processor Number
255U
250KF+
Integrated Graphics
Arc Graphics (4-Cores)
No

Package

Manufacturing Process
3 nm
3 nm
Socket
FCBGA-2049
FCLGA-1851
Power Consumption
12-15 W
125 W
Max Turbo Power Consumption
57 W
159 W
Peak Operating Temperature
110 °C
105 °C
Transistor Count
-
17.8 billions

CPU Performance

Performance Cores
2
6
Performance Core Threads
4
6
Performance Core Base Frequency
2.0 GHz
4.2 GHz
Performance Core Turbo Frequency
5.2 GHz
5.3 GHz
Efficiency Cores
10
12
Efficiency Core Threads
10
12
Efficiency Core Base Frequency
1.7 GHz
3.3 GHz
Efficiency Core Turbo Frequency
4.2 GHz
4.6 GHz
Total Core Count
12
18
Total Thread Count
14
18
Bus Frequency
100 MHz
100 MHz
Multiplier
20
42
L1 Cache
112 K per core
192 K per core
L2 Cache
2 MB per core
3 MB per core
L3 Cache
12 MB shared
30 MB shared
Unlocked Multiplier
No
Yes

Memory Parameters

Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
DDR5-7200
Max Memory Size
128 GB
-
Max Memory Channels
2
-
ECC Memory Support
No
Yes
Max Memory Bandwidth
-
115.2 GB/s

Graphics Card Parameters

Integrated Graphics
true
-
GPU Max Dynamic Frequency
2100 MHz
-

Miscellaneous

Official Website
PCIe Version
4.0
5.0
PCIe Lanes
20
24

📊 Benchmark

Cinebench R23
1,803
2,335
Cinebench R23
11,888
29,012
Geekbench 6
2,582
3,219
Geekbench 6
10,941
21,115
Cinebench 2024
101
140
Cinebench 2024
588
1,689
Cinebench 2026
-
7,413