Intel Core Ultra 9 275HX vs Intel Core i9 12900KF
CPU Specs Compare
General Parameters
Release Date
Jan 2025
Oct 2021
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Alder Lake
Processor Number
275HX
i9-12900KF
Integrated Graphics
Arc Graphics (4-Cores)
No
Generation
Ultra 9 (Arrow Lake)
-
Package
Manufacturing Process
3 nm
10 nm
Socket
FCBGA-2114
LGA-1700
Power Consumption
45-55 W
125 W
Max Turbo Power Consumption
160 W
241 W
Peak Operating Temperature
105 °C
100°C
Foundry
Intel
-
Package
FC-LGA18V
-
CPU Performance
Performance Cores
8
8
Performance Core Threads
8
16
Performance Core Base Frequency
2.7 GHz
3.2 GHz
Performance Core Turbo Frequency
5.4 GHz
5.1 GHz
Efficiency Cores
16
8
Efficiency Core Threads
16
8
Efficiency Core Base Frequency
2.1 GHz
2.4 GHz
Efficiency Core Turbo Frequency
4.6 GHz
3.9 GHz
Total Core Count
24
16
Total Thread Count
24
24
Bus Frequency
100 MHz
100 MHz
Multiplier
27
32x
L1 Cache
112 K per core
64 K per core
L2 Cache
2 MB per core
14 MB shared
L3 Cache
36 MB shared
30 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
-
Memory Parameters
Memory Types
DDR5-6400
DDR5-4800, DDR4-3200
Max Memory Size
192 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
76.8 GB/s
ECC Memory Support
Yes
Yes
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1900 MHz
-
Shader Units
512
-
Texture Units
32
-
Raster Operation Units
16
-
Execution Units
64
-
Power Consumption
14
-
📊 Benchmark
Cinebench R23
2,090
2,028
Cinebench R23
31,244
27,422
Geekbench 6
2,959
2,686
Geekbench 6
17,562
16,130
Cinebench 2024
131
-
Cinebench 2024
1,768
-
Blender
507
425
Passmark CPU
4,732
4,167
Passmark CPU
61,069
41,190
Geekbench 5
-
1,970
Geekbench 5
-
17,469