Home Comparison Intel Core i9 10900KF vs Intel Core i9 9940X

Intel Core i9 10900KF vs Intel Core i9 9940X

Intel Core i9 10900KF
VS
Intel Core i9 9940X
Intel Core i9 10900KF
Intel Core i9 9940X
We compared two desktop CPUs: Intel Core i9 10900KF with 10 cores 3.7GHz and Intel Core i9 9940X with 14 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 10900KF 's Advantages
Released 1 years and 7 months late
Higher specification of memory (2933 vs 2666)
Higher base frequency (3.7GHz vs 3.3GHz)
Lower TDP (125W vs 165W)
Intel Core i9 9940X 's Advantages
Larger memory bandwidth (85GB/s vs 45.8GB/s)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i9 10900KF +11%
1375
Intel Core i9 9940X
1228
Cinebench R23 Multi Core
Intel Core i9 10900KF
13761
Intel Core i9 9940X +11%
15351
Geekbench 6 Single Core
Intel Core i9 10900KF +31%
1741
Intel Core i9 9940X
1328
Geekbench 6 Multi Core
Intel Core i9 10900KF
7414
Intel Core i9 9940X +32%
9787
Geekbench 5 Single Core
Intel Core i9 10900KF +9%
1301
Intel Core i9 9940X
1189
Geekbench 5 Multi Core
Intel Core i9 10900KF
11050
Intel Core i9 9940X +30%
14374
Passmark CPU Single Core
Intel Core i9 10900KF +19%
3118
Intel Core i9 9940X
2608
Passmark CPU Multi Core
Intel Core i9 10900KF
22915
Intel Core i9 9940X +23%
28355
Intel Core i9 10900KF
VS
Intel Core i9 9940X

General Parameters

May 2020
Release Date
Oct 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Comet Lake
Core Architecture
Skylake
i9-10900KF
Processor Number
i9-9940X
LGA-1200
Socket
LGA-2066
N/A
Integrated Graphics
N/A

Package

14 nm
Manufacturing Process
14 nm
125 W
Power Consumption
165 W
100 °C
Peak Operating Temperature
88 °C

CPU Performance

10
Performance Cores
14
20
Performance Core Threads
28
3.7 GHz
Performance Core Base Frequency
3.3 GHz
5.3 GHz
Performance Core Turbo Frequency
4.4 GHz
10
Total Core Count
14
20
Total Thread Count
28
100 MHz
Bus Frequency
100 MHz
37x
Multiplier
33x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
20 MB shared
L3 Cache
20 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2933
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
45.8 GB/s
Max Memory Bandwidth
85 GB/s
No
ECC Memory Support
No

Miscellaneous

Intel Core i9 10900KF
Official Website
Intel Core i9 9940X
3.0
PCIe Version
3.0
16
PCIe Lanes
44
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512

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