Intel Core i5 8400H vs Intel Core Ultra 7 266V
CPU Specs Compare
General Parameters
Release Date
Apr 2018
Sep 2024
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Lunar Lake
Processor Number
i5-8400H
266V
Integrated Graphics
UHD Graphics 630
Arc Graphics 140V
Generation
-
Ultra 7(Lunar Lake)
Package
Manufacturing Process
14 nm
3 nm
Socket
BGA-1440
FCBGA-2833
Power Consumption
45 W
17-37 W
Peak Operating Temperature
100 °C
100 °C
Foundry
-
TSMC
Package
-
FC-BGA
CPU Performance
Performance Cores
4
4
Performance Core Threads
8
4
Performance Core Base Frequency
2.5 GHz
2.2 GHz
Performance Core Turbo Frequency
4.2 GHz
5 GHz
Total Core Count
4
8
Total Thread Count
8
8
Bus Frequency
100 MHz
100 MHz
Multiplier
25x
22x
L1 Cache
64 K per core
192 KB per core
L2 Cache
256 K per core
14 MB
L3 Cache
8 MB shared
12 MB
Unlocked Multiplier
No
No
Efficiency Cores
-
4
Efficiency Core Threads
-
4
Efficiency Core Base Frequency
-
2.2 GHz
Efficiency Core Turbo Frequency
-
3.7 GHz
L0 Cache
-
48 KB
SMP
-
1
Memory Parameters
Memory Types
DDR4-2666, LPDDR3-2133
LPDDR5X-8533
Max Memory Size
64 GB
32 GB
Max Memory Channels
2
2
Max Memory Bandwidth
41.8 GB/s
136 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
350 MHz
600 MHz
GPU Max Dynamic Frequency
1100 MHz
2000 MHz
Shader Units
192
1024
Texture Units
24
-
Raster Operation Units
3
-
Execution Units
24
8
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
AI Accelerator
NPU
-
Intel® AI Boost
Theoretical performance
-
48 TOPS
📊 Benchmark
Cinebench R23
1,060
2,081
Cinebench R23
4,035
12,798
Geekbench 6
1,213
2,906
Geekbench 5
1,075
-
Geekbench 6
3,109
11,358
Geekbench 5
3,884
-
Blender
48
-
Passmark CPU
2,416
-
Passmark CPU
7,914
-