Intel Core i5 8400H vs Intel Core Ultra 9 285K
CPU Specs Compare
General Parameters
Release Date
Apr 2018
Oct 2024
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Arrow Lake
Processor Number
i5-8400H
285K
Integrated Graphics
UHD Graphics 630
Arc iGPU (4-Cores)
Generation
-
Ultra 9(Arrow Lake)
Package
Manufacturing Process
14 nm
3 nm
Socket
BGA-1440
FCLGA-1851
Power Consumption
45 W
125 W
Peak Operating Temperature
100 °C
105 °C
Max Turbo Power Consumption
-
250 W
Foundry
-
TSMC
Package
-
FC-LGA18W
CPU Performance
Performance Cores
4
8
Performance Core Threads
8
8
Performance Core Base Frequency
2.5 GHz
3.7 GHz
Performance Core Turbo Frequency
4.2 GHz
5.5 GHz
Total Core Count
4
24
Total Thread Count
8
24
Bus Frequency
100 MHz
100 MHz
Multiplier
25x
37
L1 Cache
64 K per core
112 K per core
L2 Cache
256 K per core
3 MB per core
L3 Cache
8 MB shared
36 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
-
16
Efficiency Core Threads
-
16
Efficiency Core Base Frequency
-
3.2 GHz
Efficiency Core Turbo Frequency
-
4.6 GHz
SMP
-
1
Memory Parameters
Memory Types
DDR4-2666, LPDDR3-2133
DDR5-6400
Max Memory Size
64 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
41.8 GB/s
102.4 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
350 MHz
300 MHz
GPU Max Dynamic Frequency
1100 MHz
2000 MHz
Shader Units
192
512
Texture Units
24
32
Raster Operation Units
3
16
Execution Units
24
64
Power Consumption
15 W
14
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
📊 Benchmark
Cinebench R23
1,060
2,318
Cinebench R23
4,035
41,583
Geekbench 6
1,213
3,380
Geekbench 5
1,075
-
Geekbench 6
3,109
23,087
Geekbench 5
3,884
-
Blender
48
656
Passmark CPU
2,416
5,080
Passmark CPU
7,914
67,744
Cinebench 2024
-
142
Cinebench 2024
-
2,357