Intel Core i9 12900KF vs Intel Core i9 9900KF
CPU Specs Compare
General Parameters
Release Date
Oct 2021
Jan 2019
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake
Coffee Lake
Processor Number
i9-12900KF
i9-9900KF
Integrated Graphics
No
N/A
Package
Manufacturing Process
10 nm
14 nm
Socket
LGA-1700
LGA-1151
Power Consumption
125 W
95 W
Max Turbo Power Consumption
241 W
-
Peak Operating Temperature
100°C
100 °C
CPU Performance
Performance Cores
8
8
Performance Core Threads
16
16
Performance Core Base Frequency
3.2 GHz
3.6 GHz
Performance Core Turbo Frequency
5.1 GHz
5 GHz
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
2.4 GHz
-
Efficiency Core Turbo Frequency
3.9 GHz
-
Total Core Count
16
8
Total Thread Count
24
16
Bus Frequency
100 MHz
100 MHz
Multiplier
32x
36x
L1 Cache
64 K per core
64 K per core
L2 Cache
14 MB shared
256 K per core
L3 Cache
30 MB shared
16 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200
DDR4-2666
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
41.6 GB/s
ECC Memory Support
Yes
No
Miscellaneous
📊 Benchmark
Cinebench R23
2,028
1,260
Cinebench R23
27,422
12,606
Geekbench 6
2,686
1,612
Geekbench 5
1,970
1,300
Geekbench 6
16,130
7,648
Geekbench 5
17,469
8,856
Blender
425
-
Passmark CPU
4,167
2,945
Passmark CPU
41,190
18,462