Intel Core Ultra 9 285T vs Intel Core i9 12900
We compared two desktop CPUs: Intel Core Ultra 9 285T with 24 cores 1.4GHz and Intel Core i9 12900 with 16 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 9 285T 's Advantages
Released 3 years late
Integrated graphics card
Higher specification of memory (6400 vs 4800)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Larger L3 cache size (36MB vs 30MB)
More modern manufacturing process (3nm vs 10nm)
Lower TDP (35W vs 65W)
Intel Core i9 12900 's Advantages
Higher base frequency (2.4GHz vs 1.4GHz)
Score
Benchmark
Geekbench 6 Single Core
Intel Core Ultra 9 285T
+16%
3187
Intel Core i9 12900
2727
Geekbench 6 Multi Core
Intel Core Ultra 9 285T
+38%
18565
Intel Core i9 12900
13396
General Parameters
Jan 2025
Release Date
Jan 2022
Intel
Manufacturer
Intel
Desktop
Type
Desktop
Arrow Lake-S
Core Architecture
Alder Lake-S
Intel Socket 1851
Socket
Intel Socket 1700
Arc Xe-LPG Graphics 64EU
Integrated Graphics
UHD Graphics 770
Ultra 9 (Arrow Lake)
Generation
Core i9 (Alder Lake-S)
Package
17.8 billions
Transistor Count
-
3 nm
Manufacturing Process
10 nm
35 W
Power Consumption
65 W
105°C
Peak Operating Temperature
72 °C
TSMC
Foundry
Intel
243 mm²
Die Size
215 mm²
CPU Performance
8
Performance Cores
8
16
Performance Core Threads
16
1.4 GHz
Performance Core Base Frequency
2.4 GHz
5.4 GHz
Performance Core Turbo Frequency
5.1 GHz
16
Efficiency Cores
8
16
Efficiency Core Threads
8
1200 MHz
Efficiency Core Base Frequency
1800 MHz
4.6 GHz
Efficiency Core Turbo Frequency
3.8 GHz
24
Total Core Count
16
24
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
14.0
Multiplier
24.0
192 KB per core
L1 Cache
80 KB per core
3 MB per core
L2 Cache
1.25 MB per core
36 MB shared
L3 Cache
30 MB shared
No
Unlocked Multiplier
Yes
1
SMP
1
Memory Parameters
DDR5-6400
Memory Types
DDR4-3200, DDR5-4800
256 GB
Max Memory Size
-
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
-
600 MHz
GPU Base Frequency
-
1800 MHz
GPU Max Dynamic Frequency
-
512
Shader Units
-
4
Execution Units
-
1.79 TFLOPS
Graphics Performance
-
Miscellaneous
Official Website
-
5
PCIe Version
5
20
PCIe Lanes
20
