Intel Core Ultra 9 285H vs Intel Core i9 12900KS
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Apr 2022
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Alder Lake-S
Processor Number
285H
i9-12900KS
Integrated Graphics
Arc Graphics 140T
UHD Graphics 770
Package
Manufacturing Process
3 nm
10 nm
Socket
FCBGA-2049
LGA-1700
Power Consumption
35-45 W
150 W
Max Turbo Power Consumption
115 W
—
Peak Operating Temperature
110 °C
100 °C
CPU Performance
Performance Cores
6
8
Performance Core Threads
6
—
Performance Core Base Frequency
2.9 GHz
3.4 GHz
Performance Core Turbo Frequency
5.4 GHz
5.5 GHz
Efficiency Cores
10
8
Efficiency Core Threads
10
—
Efficiency Core Base Frequency
2.7 GHz
—
Efficiency Core Turbo Frequency
4.5 GHz
—
Total Core Count
16
16
Total Thread Count
16
24
Bus Frequency
100 MHz
100 MHz
Multiplier
29
34x
L1 Cache
112 K per core
64 K per core
L2 Cache
2 MB per core
14 MB shared
L3 Cache
24 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
DDR5-4800, DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
76.8 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
2350 MHz
1550 MHz
Shader Units
1024
256
Texture Units
64
16
Raster Operation Units
32
8
Execution Units
8
32
Power Consumption
35
15 W
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
28
20
Benchmark
Cinebench R23
2,074
2,082
Cinebench R23
22,192
27,796
Geekbench 6
3,073
2,559
Geekbench 6
17,644
15,546
Cinebench 2024
129
—
Cinebench 2024
1,154
—
Blender
223
—
Passmark CPU
4,481
4,357
Passmark CPU
33,267
44,470
▲ Specs Compare
Data sourced from official specifications and benchmark tests.