Intel Core i9 12900KS vs Intel Core Ultra 5 245KF
We compared two desktop CPUs: Intel Core i9 12900KS with 16 cores 3.4GHz and Intel Core Ultra 5 245KF with 14 cores 4.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 12900KS 's Advantages
Integrated graphics card
Larger L3 cache size (30MB vs 24MB)
Intel Core Ultra 5 245KF 's Advantages
Released 2 years and 6 months late
Higher specification of memory (6400 vs 4800)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Higher base frequency (4.2GHz vs 3.4GHz)
More modern manufacturing process (3nm vs 10nm)
Lower TDP (125W vs 150W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 12900KS
2082
Intel Core Ultra 5 245KF
+2%
2131
Cinebench R23 Multi Core
Intel Core i9 12900KS
+10%
27796
Intel Core Ultra 5 245KF
25194
Geekbench 6 Single Core
Intel Core i9 12900KS
2559
Intel Core Ultra 5 245KF
+14%
2942
Geekbench 6 Multi Core
Intel Core i9 12900KS
15546
Intel Core Ultra 5 245KF
+13%
17612
Blender
Intel Core i9 12900KS
+29%
410
Intel Core Ultra 5 245KF
317
Passmark CPU Single Core
Intel Core i9 12900KS
4357
Intel Core Ultra 5 245KF
+8%
4715
Passmark CPU Multi Core
Intel Core i9 12900KS
+1%
44470
Intel Core Ultra 5 245KF
43705
General Parameters
Apr 2022
Release Date
Oct 2024
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Alder Lake-S
Core Architecture
Arrow Lake
i9-12900KS
Processor Number
245KF
LGA-1700
Socket
FCLGA-1851
UHD Graphics 770
Integrated Graphics
No
-
Generation
Ultra 5(Arrow Lake)
Package
-
Transistor Count
17.8 billions
10 nm
Manufacturing Process
3 nm
150 W
Power Consumption
125 W
-
Max Turbo Power Consumption
159 W
100 °C
Peak Operating Temperature
105 °C
-
Foundry
TSMC
CPU Performance
8
Performance Cores
6
-
Performance Core Threads
6
3.4 GHz
Performance Core Base Frequency
4.2 GHz
5.5 GHz
Performance Core Turbo Frequency
5.2 GHz
8
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
3.6 GHz
-
Efficiency Core Turbo Frequency
4.6 GHz
16
Total Core Count
14
24
Total Thread Count
14
100 MHz
Bus Frequency
100 MHz
34x
Multiplier
42
64 K per core
L1 Cache
112 K per core
14 MB shared
L2 Cache
3 MB per core
30 MB shared
L3 Cache
24 MB shared
Yes
Unlocked Multiplier
Yes
-
SMP
1
Memory Parameters
DDR5-4800, DDR4-3200
Memory Types
DDR5-6400
128 GB
Max Memory Size
192 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
102.4 GB/s
Yes
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
-
300 MHz
GPU Base Frequency
-
1550 MHz
GPU Max Dynamic Frequency
-
256
Shader Units
-
16
Texture Units
-
8
Raster Operation Units
-
32
Execution Units
-
15 W
Power Consumption
-
0.78 TFLOPS
Graphics Performance
-
Miscellaneous
5.0
PCIe Version
5.0
20
PCIe Lanes
24
