Home Comparison Intel Core i9 11900KF vs Intel Core i5 7640X

Intel Core i9 11900KF vs Intel Core i5 7640X

Intel Core i9 11900KF
VS
Intel Core i5 7640X
Intel Core i9 11900KF
Intel Core i5 7640X
We compared two desktop CPUs: Intel Core i9 11900KF with 8 cores 3.5GHz 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 i9 11900KF 's Advantages
Released 3 years and 10 months late
Higher specification of memory (3200 vs 2666)
Larger memory bandwidth (50GB/s vs 42.7GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (16MB vs 6MB)
Intel Core i5 7640X 's Advantages
Higher base frequency (4.0GHz vs 3.5GHz)
Lower TDP (112W vs 125W)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i9 11900KF +78%
2536
Intel Core i5 7640X
1419
Geekbench 6 Multi Core
Intel Core i9 11900KF +178%
10374
Intel Core i5 7640X
3726
Geekbench 5 Single Core
Intel Core i9 11900KF +42%
1768
Intel Core i5 7640X
1237
Geekbench 5 Multi Core
Intel Core i9 11900KF +141%
10209
Intel Core i5 7640X
4230
Passmark CPU Single Core
Intel Core i9 11900KF +41%
3557
Intel Core i5 7640X
2505
Passmark CPU Multi Core
Intel Core i9 11900KF +274%
25246
Intel Core i5 7640X
6735
Intel Core i9 11900KF
VS
Intel Core i5 7640X

General Parameters

Mar 2021
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Rocket Lake
Core Architecture
Kaby Lake
i9-11900KF
Processor Number
i5-7640X
LGA-1200
Socket
LGA-2066
No
Integrated Graphics
N/A

Package

14 nm
Manufacturing Process
14 nm
125 W
Power Consumption
112 W
100°C
Peak Operating Temperature
100 °C

CPU Performance

8
Performance Cores
4
16
Performance Core Threads
4
3.5 GHz
Performance Core Base Frequency
4.0 GHz
5.3 GHz
Performance Core Turbo Frequency
4.2 GHz
8
Total Core Count
4
16
Total Thread Count
4
100 MHz
Bus Frequency
-
35x
Multiplier
39x
64 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
256 K per core
16 MB shared
L3 Cache
6 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR4-3200
Memory Types
DDR4-2666
128 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
50 GB/s
Max Memory Bandwidth
42.7 GB/s
No
ECC Memory Support
No

Miscellaneous

Intel Core i9 11900KF
Official Website
Intel Core i5 7640X
4.0
PCIe Version
3.0
20
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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