Intel Core i9 9920X vs Intel Core Ultra 5 245KF
We compared two desktop CPUs: Intel Core i9 9920X with 12 cores 3.5GHz 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 Ultra 5 245KF 's Advantages
Released 6 years late
Higher specification of memory (6400 vs 2666)
Larger memory bandwidth (102.4GB/s vs 85GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (4.2GHz vs 3.5GHz)
Larger L3 cache size (24MB vs 19MB)
More modern manufacturing process (3nm vs 14nm)
Lower TDP (125W vs 165W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 9920X
1067
Intel Core Ultra 5 245KF
+99%
2131
Cinebench R23 Multi Core
Intel Core i9 9920X
14793
Intel Core Ultra 5 245KF
+70%
25194
Geekbench 6 Single Core
Intel Core i9 9920X
1389
Intel Core Ultra 5 245KF
+111%
2942
Geekbench 6 Multi Core
Intel Core i9 9920X
3027
Intel Core Ultra 5 245KF
+481%
17612
Passmark CPU Single Core
Intel Core i9 9920X
2608
Intel Core Ultra 5 245KF
+80%
4715
Passmark CPU Multi Core
Intel Core i9 9920X
25060
Intel Core Ultra 5 245KF
+74%
43705
General Parameters
Oct 2018
Release Date
Oct 2024
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Arrow Lake
i9-9920X
Processor Number
245KF
LGA-2066
Socket
FCLGA-1851
N/A
Integrated Graphics
No
-
Generation
Ultra 5(Arrow Lake)
Package
-
Transistor Count
17.8 billions
14 nm
Manufacturing Process
3 nm
165 W
Power Consumption
125 W
-
Max Turbo Power Consumption
159 W
92 °C
Peak Operating Temperature
105 °C
-
Foundry
TSMC
CPU Performance
12
Performance Cores
6
24
Performance Core Threads
6
3.5 GHz
Performance Core Base Frequency
4.2 GHz
4.4 GHz
Performance Core Turbo Frequency
5.2 GHz
-
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
3.6 GHz
-
Efficiency Core Turbo Frequency
4.6 GHz
12
Total Core Count
14
24
Total Thread Count
14
100 MHz
Bus Frequency
100 MHz
35x
Multiplier
42
64 K per core
L1 Cache
112 K per core
1 MB per core
L2 Cache
3 MB per core
19 MB shared
L3 Cache
24 MB shared
Yes
Unlocked Multiplier
Yes
-
SMP
1
Memory Parameters
DDR4-2666
Memory Types
DDR5-6400
128 GB
Max Memory Size
192 GB
4
Max Memory Channels
2
85 GB/s
Max Memory Bandwidth
102.4 GB/s
No
ECC Memory Support
Yes
Miscellaneous
3.0
PCIe Version
5.0
44
PCIe Lanes
24
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-
