Intel Core i5 10400F vs Intel Core i5 7640X
We compared two desktop CPUs: Intel Core i5 10400F with 6 cores 2.9GHz and Intel Core i5 7640X with 4 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 10400F 's Advantages
Released 3 years late
Larger L3 cache size (12MB vs 6MB)
Lower TDP (65W vs 112W)
Intel Core i5 7640X 's Advantages
Larger memory bandwidth (42.7GB/s vs 41.6GB/s)
Higher base frequency (4.0GHz vs 2.9GHz)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i5 10400F
+2%
1459
Intel Core i5 7640X
1419
Geekbench 6 Multi Core
Intel Core i5 10400F
+66%
6209
Intel Core i5 7640X
3726
Geekbench 5 Single Core
Intel Core i5 10400F
1101
Intel Core i5 7640X
+12%
1237
Geekbench 5 Multi Core
Intel Core i5 10400F
+42%
6041
Intel Core i5 7640X
4230
Passmark CPU Single Core
Intel Core i5 10400F
+1%
2551
Intel Core i5 7640X
2505
Passmark CPU Multi Core
Intel Core i5 10400F
+83%
12350
Intel Core i5 7640X
6735
General Parameters
May 2020
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Comet Lake
Core Architecture
Kaby Lake
i5-10400F
Processor Number
i5-7640X
LGA-1200
Socket
LGA-2066
N/A
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
65 W
Power Consumption
112 W
100 °C
Peak Operating Temperature
100 °C
CPU Performance
6
Performance Cores
4
12
Performance Core Threads
4
2.9 GHz
Performance Core Base Frequency
4.0 GHz
4.3 GHz
Performance Core Turbo Frequency
4.2 GHz
6
Total Core Count
4
12
Total Thread Count
4
100 MHz
Bus Frequency
-
29x
Multiplier
39x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
12 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2666
Memory Types
DDR4-2666
128 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
41.6 GB/s
Max Memory Bandwidth
42.7 GB/s
No
ECC Memory Support
No
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
