Intel Core Ultra 9 285T vs Intel Core i9 11900KF
We compared two desktop CPUs: Intel Core Ultra 9 285T with 24 cores 1.4GHz and Intel Core i9 11900KF with 8 cores 3.5GHz . 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 and 10 months late
Integrated graphics card
Higher specification of memory (6400 vs 3200)
Larger memory bandwidth (102.4GB/s vs 50GB/s)
Newer PCIe version (5 vs 4.0)
Larger L3 cache size (36MB vs 16MB)
More modern manufacturing process (3nm vs 14nm)
Lower TDP (35W vs 125W)
Intel Core i9 11900KF 's Advantages
Higher base frequency (3.5GHz vs 1.4GHz)
Score
Benchmark
Geekbench 6 Single Core
Intel Core Ultra 9 285T
+25%
3187
Intel Core i9 11900KF
2536
Geekbench 6 Multi Core
Intel Core Ultra 9 285T
+78%
18565
Intel Core i9 11900KF
10374
General Parameters
Jan 2025
Release Date
Mar 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
-
Instruction Set
x86-64
Arrow Lake-S
Core Architecture
Rocket Lake
-
Processor Number
i9-11900KF
Intel Socket 1851
Socket
LGA-1200
Arc Xe-LPG Graphics 64EU
Integrated Graphics
No
Ultra 9 (Arrow Lake)
Generation
-
Package
17.8 billions
Transistor Count
-
3 nm
Manufacturing Process
14 nm
35 W
Power Consumption
125 W
105°C
Peak Operating Temperature
100°C
TSMC
Foundry
-
243 mm²
Die Size
-
CPU Performance
8
Performance Cores
8
16
Performance Core Threads
16
1.4 GHz
Performance Core Base Frequency
3.5 GHz
5.4 GHz
Performance Core Turbo Frequency
5.3 GHz
16
Efficiency Cores
-
16
Efficiency Core Threads
-
1200 MHz
Efficiency Core Base Frequency
-
4.6 GHz
Efficiency Core Turbo Frequency
-
24
Total Core Count
8
24
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
14.0
Multiplier
35x
192 KB per core
L1 Cache
64 K per core
3 MB per core
L2 Cache
512 K per core
36 MB shared
L3 Cache
16 MB shared
No
Unlocked Multiplier
Yes
1
SMP
-
Memory Parameters
DDR5-6400
Memory Types
DDR4-3200
256 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
50 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
-
