Intel Core Ultra 5 250KF Plus vs Intel Core i5 8257U
CPU Specs Compare
General Parameters
Release Date
Mar 2026
Jul 2019
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Coffee Lake
Processor Number
250KF+
i5-8257U
Integrated Graphics
No
Iris Plus Graphics 645
Package
Transistor Count
17.8 billions
-
Manufacturing Process
3 nm
14 nm
Socket
FCLGA-1851
BGA-1528
Power Consumption
125 W
15 W
Max Turbo Power Consumption
159 W
-
Peak Operating Temperature
105 °C
100 °C
CPU Performance
Performance Cores
6
4
Performance Core Threads
6
8
Performance Core Base Frequency
4.2 GHz
1.4 GHz
Performance Core Turbo Frequency
5.3 GHz
3.9 GHz
Efficiency Cores
12
-
Efficiency Core Threads
12
-
Efficiency Core Base Frequency
3.3 GHz
-
Efficiency Core Turbo Frequency
4.6 GHz
-
Total Core Count
18
4
Total Thread Count
18
8
Bus Frequency
100 MHz
-
Multiplier
42
14x
L1 Cache
192 K per core
32 K per core
L2 Cache
3 MB per core
256 K per core
L3 Cache
30 MB shared
6 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-7200
DDR4-2400, LPDDR3-2133
Max Memory Bandwidth
115.2 GB/s
37.5 GB/s
ECC Memory Support
Yes
No
Max Memory Size
-
32 GB
Max Memory Channels
-
2
Miscellaneous
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
300 MHz
GPU Max Dynamic Frequency
-
1050 MHz
Shader Units
-
384
Texture Units
-
48
Raster Operation Units
-
6
Execution Units
-
48
Power Consumption
-
15 W
Max Resolution
-
4096x2304 - 60 Hz
📊 Benchmark
Cinebench R23
2,335
996
Cinebench R23
29,012
4,031
Geekbench 6
3,219
1,210
Geekbench 6
21,115
3,922
Cinebench 2024
140
-
Cinebench 2024
1,689
-
Cinebench 2026
7,413
-
Geekbench 5
-
916
Geekbench 5
-
3,820