Intel Core i5 8400 vs Intel Core Ultra X7 358H
CPU Specs Compare
General Parameters
Release Date
Oct 2017
Jan 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Panther Lake
Processor Number
i5-8400
358H
Integrated Graphics
UHD Graphics 630
Arc B390
Generation
-
Ultra X7 (Panther Lake-H)
Package
Manufacturing Process
14 nm
2 nm
Socket
LGA-1151
FCBGA2540
Power Consumption
65 W
15-25 W
Peak Operating Temperature
100 °C
100 °C
Max Turbo Power Consumption
-
80 W
Foundry
-
Intel
Package
-
FC-BGA
CPU Performance
Performance Cores
6
4
Performance Core Threads
6
4
Performance Core Base Frequency
2.8 GHz
1.9 GHz
Performance Core Turbo Frequency
4 GHz
4.8 GHz
Total Core Count
6
16
Total Thread Count
6
16
Bus Frequency
100 MHz
100 MHz
Multiplier
28x
19
L1 Cache
64 K per core
192 K per core
L2 Cache
256 K per core
2560 K per core
L3 Cache
9 MB shared
18 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
-
12
Efficiency Core Threads
-
12
Efficiency Core Base Frequency
-
1.5 GHz
Efficiency Core Turbo Frequency
-
3.7 GHz
SMP
-
1
Memory Parameters
Memory Types
DDR4-2666
LPDDR5X-9600
Max Memory Size
128 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
41.6 GB/s
153.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
350 MHz
300 MHz
GPU Max Dynamic Frequency
1050 MHz
2500 MHz
Shader Units
192
1536
Texture Units
24
48
Raster Operation Units
3
24
Execution Units
24
12
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
AI Accelerator
Theoretical performance
-
50
📊 Benchmark
Cinebench R23
1,026
2,122
Cinebench R23
5,798
21,056
Geekbench 6
1,298
2,914
Geekbench 5
1,032
-
Geekbench 6
4,677
16,889
Geekbench 5
4,611
-
Blender
83
-
Passmark CPU
2,387
4,107
Passmark CPU
9,214
33,972
Cinebench 2024
-
124
Cinebench 2024
-
1,125