Intel Core i9 12900KS vs Intel Core Ultra 7 155U
CPU · Specs Compare
General Parameters
Release Date
Apr 2022
Dec 2023
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake-S
Meteor Lake
Processor Number
i9-12900KS
155U
Integrated Graphics
UHD Graphics 770
Arc Graphics (4-Cores)
Package
Manufacturing Process
10 nm
7 nm
Socket
LGA-1700
FCBGA-2049
Power Consumption
150 W
12-15 W
Peak Operating Temperature
100 °C
110 °C
Max Turbo Power Consumption
—
57 W
CPU Performance
Performance Cores
8
2
Performance Core Base Frequency
3.4 GHz
1.7 GHz
Performance Core Turbo Frequency
5.5 GHz
4.8 GHz
Efficiency Cores
8
10
Total Core Count
16
12
Total Thread Count
24
14
Bus Frequency
100 MHz
100 MHz
Multiplier
34x
17
L1 Cache
64 K per core
112 K per core
L2 Cache
14 MB shared
2 MB per core
L3 Cache
30 MB shared
12 MB shared
Unlocked Multiplier
Yes
No
Performance Core Threads
—
4
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
1.2 GHz
Efficiency Core Turbo Frequency
—
3.8 GHz
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
Max Memory Size
128 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
120 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1550 MHz
1950 MHz
Shader Units
256
512
Texture Units
16
32
Raster Operation Units
8
16
Execution Units
32
64
Power Consumption
15 W
14
Max Resolution
—
7680x4320 - 60 Hz
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
20
20
Benchmark
Cinebench R23
2,082
1,730
Cinebench R23
27,796
9,875
Geekbench 6
2,559
2,314
Geekbench 6
15,546
9,486
Passmark CPU
4,357
3,413
Passmark CPU
44,470
16,486
Cinebench 2024
—
102
Cinebench 2024
—
549
Blender
—
140
▲ Specs Compare
Data sourced from official specifications and benchmark tests.