Home Comparison Intel Core Ultra 9 275HX vs Intel Core i9 12900HX

Intel Core Ultra 9 275HX vs Intel Core i9 12900HX

Intel Core Ultra 9 275HX
VS
Intel Core i9 12900HX
Intel Core Ultra 9 275HX
Intel Core i9 12900HX
We compared two laptop CPUs: Intel Core Ultra 9 275HX with 24 cores 2.7GHz 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 Ultra 9 275HX 's Advantages
Released 2 years and 8 months late
Higher specification of memory (6400 vs 4800)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Higher base frequency (2.7GHz vs 2.3GHz)
More modern manufacturing process (3nm vs 10nm)
Intel Core i9 12900HX 's Advantages
Newer PCIe version (5.0 vs 5)
Larger L3 cache size (30MB vs 24MB)

Score

Intel Core Ultra 9 275HX
VS
Intel Core i9 12900HX

General Parameters

Jan 2025
Release Date
May 2022
Intel
Manufacturer
Intel
Laptop
Type
Laptop
-
Instruction Set
x86-64
Arrow Lake
Core Architecture
Alder Lake
-
Processor Number
i9-12900HX
Intel Socket 1851
Socket
BGA-1964
Arc Xe-LPG
Integrated Graphics
UHD Graphics (32EU)
Ultra 9 (Arrow Lake)
Generation
-

Package

3 nm
Manufacturing Process
10 nm
17-55 W
Power Consumption
45-55 W
-
Max Turbo Power Consumption
157 W
100 °C
Peak Operating Temperature
100°C
Intel
Foundry
-

CPU Performance

8
Performance Cores
8
8
Performance Core Threads
16
2.7 GHz
Performance Core Base Frequency
2.3 GHz
5.4 GHz
Performance Core Turbo Frequency
5 GHz
16
Efficiency Cores
8
16
Efficiency Core Threads
8
2.1 GHz
Efficiency Core Base Frequency
1.7 GHz
4.6 GHz
Efficiency Core Turbo Frequency
3.6 GHz
24
Total Core Count
16
24
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
27
Multiplier
23x
112 KB per core
L1 Cache
80 K per core
23 MB
L2 Cache
1280 K per core
24 MB shared
L3 Cache
30 MB shared
No
Unlocked Multiplier
Yes
1
SMP
-

Memory Parameters

DDR5-6400
Memory Types
DDR5-4800, DDR4-3200
256 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
76.8 GB/s
Yes
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
2000 MHz
GPU Max Dynamic Frequency
1550 MHz
-
Shader Units
256
-
Texture Units
16
-
Raster Operation Units
8
64
Execution Units
32
-
Power Consumption
45 W
-
Graphics Performance
0.74 TFLOPS

Miscellaneous

Official Website
Intel Core i9 12900HX
5
PCIe Version
5.0
PCIe Lanes
20

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