Intel Core Ultra 7 265KF vs Intel Core i9 12900KF
We compared two desktop CPUs: Intel Core Ultra 7 265KF with 20 cores 3.9GHz and Intel Core i9 12900KF with 16 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 265KF 's Advantages
Released 3 years late
Higher specification of memory (6400 vs 4800)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Higher base frequency (3.9GHz vs 3.2GHz)
More modern manufacturing process (3nm vs 10nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 265KF
+13%
2308
Intel Core i9 12900KF
2028
Cinebench R23 Multi Core
Intel Core Ultra 7 265KF
+35%
37273
Intel Core i9 12900KF
27422
Geekbench 6 Single Core
Intel Core Ultra 7 265KF
+19%
3208
Intel Core i9 12900KF
2686
Geekbench 6 Multi Core
Intel Core Ultra 7 265KF
+35%
21797
Intel Core i9 12900KF
16130
Blender
Intel Core Ultra 7 265KF
+8%
460
Intel Core i9 12900KF
425
General Parameters
Oct 2024
Release Date
Oct 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Alder Lake
265KF
Processor Number
i9-12900KF
FCLGA-1851
Socket
LGA-1700
No
Integrated Graphics
No
Ultra 7(Arrow Lake)
Generation
-
Package
3 nm
Manufacturing Process
10 nm
125 W
Power Consumption
125 W
250 W
Max Turbo Power Consumption
241 W
105 °C
Peak Operating Temperature
100°C
TSMC
Foundry
-
CPU Performance
8
Performance Cores
8
8
Performance Core Threads
16
3.9 GHz
Performance Core Base Frequency
3.2 GHz
5.4 GHz
Performance Core Turbo Frequency
5.1 GHz
12
Efficiency Cores
8
12
Efficiency Core Threads
8
3.3 GHz
Efficiency Core Base Frequency
2.4 GHz
4.6 GHz
Efficiency Core Turbo Frequency
3.9 GHz
20
Total Core Count
16
20
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
39
Multiplier
32x
112 K per core
L1 Cache
64 K per core
3 MB per core
L2 Cache
14 MB shared
30 MB shared
L3 Cache
30 MB shared
Yes
Unlocked Multiplier
Yes
1
SMP
-
Memory Parameters
DDR5-6400
Memory Types
DDR5-4800, DDR4-3200
192 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
76.8 GB/s
Yes
ECC Memory Support
Yes
Miscellaneous
5.0
PCIe Version
5.0
24
PCIe Lanes
20
