Intel Core i5 8400T vs Intel Core Ultra 5 250KF Plus
CPU Specs Compare
General Parameters
Release Date
Apr 2018
Mar 2026
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Arrow Lake
Processor Number
i5-8400T
250KF+
Integrated Graphics
UHD Graphics 630
No
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-1151
FCLGA-1851
Power Consumption
35 W
125 W
Peak Operating Temperature
100 °C
105 °C
Transistor Count
-
17.8 billions
Max Turbo Power Consumption
-
159 W
CPU Performance
Performance Cores
6
6
Performance Core Threads
6
6
Performance Core Base Frequency
1.7 GHz
4.2 GHz
Performance Core Turbo Frequency
3.3 GHz
5.3 GHz
Total Core Count
6
18
Total Thread Count
6
18
Bus Frequency
100 MHz
100 MHz
Multiplier
17x
42
L1 Cache
64 K per core
192 K per core
L2 Cache
256 K per core
3 MB per core
L3 Cache
9 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
-
12
Efficiency Core Threads
-
12
Efficiency Core Base Frequency
-
3.3 GHz
Efficiency Core Turbo Frequency
-
4.6 GHz
Memory Parameters
Memory Types
DDR4-2666
DDR5-7200
Max Memory Size
128 GB
-
Max Memory Channels
2
-
Max Memory Bandwidth
41.6 GB/s
115.2 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
350 MHz
-
GPU Max Dynamic Frequency
1050 MHz
-
Shader Units
192
-
Texture Units
24
-
Raster Operation Units
3
-
Execution Units
24
-
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
📊 Benchmark
Cinebench R23
774
2,335
Cinebench R23
3,638
29,012
Geekbench 6
1,120
3,219
Geekbench 6
3,670
21,115
Passmark CPU
1,917
-
Passmark CPU
7,447
-
Cinebench 2024
-
140
Cinebench 2024
-
1,689
Cinebench 2026
-
7,413