Intel Core i5 7640X vs Intel Core Ultra 5 245KF
We compared two desktop CPUs: Intel Core i5 7640X with 4 cores 4.0GHz 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 i5 7640X 's Advantages
Lower TDP (112W vs 125W)
Intel Core Ultra 5 245KF 's Advantages
Released 7 years and 5 months late
Higher specification of memory (6400 vs 2666)
Larger memory bandwidth (102.4GB/s vs 42.7GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (4.2GHz vs 4.0GHz)
Larger L3 cache size (24MB vs 6MB)
More modern manufacturing process (3nm vs 14nm)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i5 7640X
1419
Intel Core Ultra 5 245KF
+107%
2942
Geekbench 6 Multi Core
Intel Core i5 7640X
3726
Intel Core Ultra 5 245KF
+372%
17612
Passmark CPU Single Core
Intel Core i5 7640X
2505
Intel Core Ultra 5 245KF
+88%
4715
Passmark CPU Multi Core
Intel Core i5 7640X
6735
Intel Core Ultra 5 245KF
+548%
43705
General Parameters
May 2017
Release Date
Oct 2024
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Kaby Lake
Core Architecture
Arrow Lake
i5-7640X
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
112 W
Power Consumption
125 W
-
Max Turbo Power Consumption
159 W
100 °C
Peak Operating Temperature
105 °C
-
Foundry
TSMC
CPU Performance
4
Performance Cores
6
4
Performance Core Threads
6
4.0 GHz
Performance Core Base Frequency
4.2 GHz
4.2 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
4
Total Core Count
14
4
Total Thread Count
14
-
Bus Frequency
100 MHz
39x
Multiplier
42
64 K per core
L1 Cache
112 K per core
256 K per core
L2 Cache
3 MB per core
6 MB shared
L3 Cache
24 MB shared
Yes
Unlocked Multiplier
Yes
-
SMP
1
Memory Parameters
DDR4-2666
Memory Types
DDR5-6400
64 GB
Max Memory Size
192 GB
2
Max Memory Channels
2
42.7 GB/s
Max Memory Bandwidth
102.4 GB/s
No
ECC Memory Support
Yes
Miscellaneous
3.0
PCIe Version
5.0
16
PCIe Lanes
24
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
