Intel Core Ultra 9 285 vs Intel Core i9 11900KF
CPU · Specs Compare
General Parameters
Release Date
Dec 2024
Mar 2021
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Rocket Lake
Processor Number
285
i9-11900KF
Integrated Graphics
Arc Graphics
No
Generation
Ultra 9 (Arrow Lake)
—
Package
Transistor Count
17.8 billions
—
Manufacturing Process
3 nm
14 nm
Socket
FCLGA-1851
LGA-1200
Power Consumption
65 W
125 W
Max Turbo Power Consumption
182 W
—
Peak Operating Temperature
105 °C
100°C
Foundry
TSMC
—
Die Size
243 mm²
—
Package
FC-LGA18W
—
CPU Performance
Performance Cores
8
8
Performance Core Threads
8
16
Performance Core Base Frequency
2.5 GHz
3.5 GHz
Performance Core Turbo Frequency
5.6 GHz
5.3 GHz
Efficiency Cores
16
—
Efficiency Core Threads
16
—
Efficiency Core Base Frequency
1.9 GHz
—
Efficiency Core Turbo Frequency
4.6 GHz
—
Total Core Count
24
8
Total Thread Count
24
16
Bus Frequency
100 MHz
100 MHz
Multiplier
25
35x
L1 Cache
192 K per core
64 K per core
L2 Cache
3 MB per core
512 K per core
L3 Cache
36 MB shared
16 MB shared
Unlocked Multiplier
No
Yes
SMP
1
—
Memory Parameters
Memory Types
DDR5-6400
DDR4-3200
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
50 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
—
GPU Base Frequency
600 MHz
—
GPU Max Dynamic Frequency
2000 MHz
—
Shader Units
512
—
Execution Units
4
—
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
24
20
Benchmark
Cinebench R23
2,178
1,653
Cinebench R23
33,309
14,197
Geekbench 6
3,194
2,536
Geekbench 6
21,649
10,374
Cinebench 2024
133
—
Cinebench 2024
1,979
—
Geekbench 5
—
1,768
Geekbench 5
—
10,209
Blender
—
218
Passmark CPU
—
3,557
Passmark CPU
—
25,246
▲ Specs Compare
Data sourced from official specifications and benchmark tests.