Intel Core i5 1235U vs Intel Core i9 12900HX
We compared two laptop CPUs: Intel Core i5 1235U with 10 cores 1.3GHz and Intel Core i9 12900HX with 16 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 1235U 's Advantages
Better graphics card performance
Higher specification of memory (5200 vs 4800)
Lower TDP (15W vs 55W)
Intel Core i9 12900HX 's Advantages
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.3GHz vs 1.3GHz)
Larger L3 cache size (30MB vs 12MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 1235U
1652
Intel Core i9 12900HX
+15%
1904
Cinebench R23 Multi Core
Intel Core i5 1235U
6599
Intel Core i9 12900HX
+217%
20977
Geekbench 6 Single Core
Intel Core i5 1235U
2123
Intel Core i9 12900HX
+18%
2519
Geekbench 6 Multi Core
Intel Core i5 1235U
6631
Intel Core i9 12900HX
+117%
14447
Blender
Intel Core i5 1235U
136
Intel Core i9 12900HX
+105%
280
Geekbench 5 Single Core
Intel Core i5 1235U
1572
Intel Core i9 12900HX
+20%
1896
Geekbench 5 Multi Core
Intel Core i5 1235U
6255
Intel Core i9 12900HX
+158%
16154
Passmark CPU Single Core
Intel Core i5 1235U
3279
Intel Core i9 12900HX
+18%
3874
Passmark CPU Multi Core
Intel Core i5 1235U
13604
Intel Core i9 12900HX
+154%
34632
General Parameters
Feb 2022
Release Date
May 2022
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake-U
Core Architecture
Alder Lake
i5-1235U
Processor Number
i9-12900HX
BGA-1744
Socket
BGA-1964
Iris Xe Graphics (80EU)
Integrated Graphics
UHD Graphics (32EU)
-
-
-
Package
-
-
-
10 nm
Manufacturing Process
10 nm
-
-
-
15 W
Power Consumption
45-55 W
-
Max Turbo Power Consumption
157 W
100 °C
Peak Operating Temperature
100°C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
2
Performance Cores
8
-
Performance Core Threads
16
1.3 GHz
Performance Core Base Frequency
2.3 GHz
4.4 GHz
Performance Core Turbo Frequency
5 GHz
8
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
1.7 GHz
-
Efficiency Core Turbo Frequency
3.6 GHz
10
Total Core Count
16
12
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
13x
Multiplier
23x
-
-
-
80 K per core
L1 Cache
80 K per core
1280 K per core
L2 Cache
1280 K per core
12 MB shared
L3 Cache
30 MB shared
No
Unlocked Multiplier
Yes
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Parameters
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Memory Types
DDR5-4800, DDR4-3200
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1200 MHz
GPU Max Dynamic Frequency
1550 MHz
640
Shader Units
256
40
Texture Units
16
20
Raster Operation Units
8
80
Execution Units
32
15 W
Power Consumption
45 W
-
-
-
1.41 TFLOPS
Graphics Performance
0.74 TFLOPS
AI Accelerator
-
-
-
-
-
-
Miscellaneous
4.0
PCIe Version
5.0
20
PCIe Lanes
20
-
-
-
-
