Intel Core i9 12900H vs Intel Core i5 12450HX
CPU · Specs Compare
General Parameters
Release Date
Jan 2022
May 2022
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake
Alder Lake
Processor Number
i9-12900H
i5-12450HX
Integrated Graphics
Iris Xe Graphics (96EU)
UHD Graphics (16EU)
Package
Manufacturing Process
10 nm
10 nm
Socket
BGA-1744
BGA-1964
Power Consumption
35-45 W
45-55 W
Max Turbo Power Consumption
115 W
157 W
Peak Operating Temperature
100°C
100 °C
CPU Performance
Performance Cores
6
4
Performance Core Threads
12
8
Performance Core Base Frequency
2.5 GHz
2.4 GHz
Performance Core Turbo Frequency
5 GHz
4.4 GHz
Efficiency Cores
8
4
Efficiency Core Threads
8
4
Efficiency Core Base Frequency
1.8 GHz
1.8 GHz
Efficiency Core Turbo Frequency
3.8 GHz
3.1 GHz
Total Core Count
14
8
Total Thread Count
20
12
Bus Frequency
100 MHz
100 MHz
Multiplier
25x
24
L1 Cache
80 K per core
80 K per core
L2 Cache
1280 K per core
1280 K per core
L3 Cache
24 MB shared
12 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
DDR5-4800,DDR4-3200
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
76.8 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
350 MHz
GPU Max Dynamic Frequency
1450 MHz
1300 MHz
Shader Units
768
128
Texture Units
48
8
Raster Operation Units
24
4
Execution Units
96
16
Power Consumption
15 W
6-15
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
28
20
Benchmark
Cinebench R23
1,906
1,582
Cinebench R23
16,503
10,026
Geekbench 6
2,397
2,263
Geekbench 5
1,839
—
Geekbench 6
11,973
9,548
Geekbench 5
12,692
—
Blender
227
171
Passmark CPU
3,811
3,399
Passmark CPU
28,264
18,703
▲ Specs Compare
Data sourced from official specifications and benchmark tests.