Home Comparison Intel Core i5 8400H vs Intel Core Ultra 5 135U

Intel Core i5 8400H vs Intel Core Ultra 5 135U

Intel Core i5 8400H
VS
Intel Core Ultra 5 135U
Intel Core i5 8400H
Intel Core Ultra 5 135U
We compared two laptop CPUs: Intel Core i5 8400H with 4 cores 2.5GHz and Intel Core Ultra 5 135U with 12 cores 1.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 8400H 's Advantages
Higher base frequency (2.5GHz vs 1.6GHz)
Lower TDP (45W vs 57W)
Intel Core Ultra 5 135U 's Advantages
Released 5 years and 8 months late
Better graphics card performance
Higher specification of memory (7467 vs 2666)
Larger memory bandwidth (120GB/s vs 41.8GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i5 8400H
1060
Intel Core Ultra 5 135U +58%
1676
Cinebench R23 Multi Core
Intel Core i5 8400H
4035
Intel Core Ultra 5 135U +114%
8654
Geekbench 6 Single Core
Intel Core i5 8400H
1213
Intel Core Ultra 5 135U +74%
2111
Geekbench 6 Multi Core
Intel Core i5 8400H
3109
Intel Core Ultra 5 135U +179%
8695
Blender
Intel Core i5 8400H
48
Intel Core Ultra 5 135U +266%
176
Passmark CPU Single Core
Intel Core i5 8400H
2416
Intel Core Ultra 5 135U +38%
3344
Passmark CPU Multi Core
Intel Core i5 8400H
7914
Intel Core Ultra 5 135U +121%
17545
Intel Core i5 8400H
VS
Intel Core Ultra 5 135U

General Parameters

Apr 2018
Release Date
Dec 2023
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Meteor Lake
i5-8400H
Processor Number
135U
BGA-1440
Socket
FCBGA-2049
UHD Graphics 630
Integrated Graphics
Arc Graphics (4-Cores)
-
Generation
Ultra 5 (Meteor Lake)

Package

14 nm
Manufacturing Process
7 nm
45 W
Power Consumption
12-57 W
100 °C
Peak Operating Temperature
110°C
-
Foundry
Intel

CPU Performance

4
Performance Cores
2
8
Performance Core Threads
4
2.5 GHz
Performance Core Base Frequency
1.6 GHz
4.2 GHz
Performance Core Turbo Frequency
4.4 GHz
-
Efficiency Cores
10
-
Efficiency Core Threads
10
-
Efficiency Core Base Frequency
1.1 GHz
-
Efficiency Core Turbo Frequency
3.6 GHz
4
Total Core Count
12
8
Total Thread Count
14
100 MHz
Bus Frequency
100 MHz
25x
Multiplier
16x
64 K per core
L1 Cache
112 K per core
256 K per core
L2 Cache
2 MB per core
8 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
-
SMP
1

Memory Parameters

DDR4-2666, LPDDR3-2133
Memory Types
LPDDR5-7467, LPDDR5x-7467, DDR5-5600
64 GB
Max Memory Size
96 GB
2
Max Memory Channels
2
41.8 GB/s
Max Memory Bandwidth
120 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
350 MHz
GPU Base Frequency
300 MHz
1100 MHz
GPU Max Dynamic Frequency
1900 MHz
192
Shader Units
512
24
Texture Units
32
3
Raster Operation Units
16
24
Execution Units
64
15 W
Power Consumption
14 W
4096x2304 - 60 Hz
Max Resolution
7680x4320 - 60 Hz
0.38 TFLOPS
Graphics Performance
1.95 TFLOPS

Miscellaneous

Intel Core i5 8400H
Official Website
Intel Core Ultra 5 135U official page
3.0
PCIe Version
4.0
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-

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