Home Comparison Intel Core i5 10400T vs Intel Core i9 9940X

Intel Core i5 10400T vs Intel Core i9 9940X

Intel Core i5 10400T
VS
Intel Core i9 9940X
Intel Core i5 10400T
Intel Core i9 9940X
We compared two desktop CPUs: Intel Core i5 10400T with 6 cores 2.0GHz 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 i5 10400T 's Advantages
Released 1 years and 7 months late
Integrated graphics card
Lower TDP (35W vs 165W)
Intel Core i9 9940X 's Advantages
Larger memory bandwidth (85GB/s vs 41.6GB/s)
Higher base frequency (3.3GHz vs 2.0GHz)
Larger L3 cache size (20MB vs 12MB)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i5 10400T
982
Intel Core i9 9940X +25%
1228
Cinebench R23 Multi Core
Intel Core i5 10400T
6739
Intel Core i9 9940X +127%
15351
Geekbench 6 Single Core
Intel Core i5 10400T
1201
Intel Core i9 9940X +10%
1328
Geekbench 6 Multi Core
Intel Core i5 10400T
5107
Intel Core i9 9940X +91%
9787
Geekbench 5 Single Core
Intel Core i5 10400T
921
Intel Core i9 9940X +29%
1189
Geekbench 5 Multi Core
Intel Core i5 10400T
4677
Intel Core i9 9940X +207%
14374
Passmark CPU Single Core
Intel Core i5 10400T
2146
Intel Core i9 9940X +21%
2608
Passmark CPU Multi Core
Intel Core i5 10400T
9901
Intel Core i9 9940X +186%
28355
Intel Core i5 10400T
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
i5-10400T
Processor Number
i9-9940X
LGA-1200
Socket
LGA-2066
UHD Graphics 630
Integrated Graphics
N/A

Package

14 nm
Manufacturing Process
14 nm
25-35 W
Power Consumption
165 W
100 °C
Peak Operating Temperature
88 °C

CPU Performance

6
Performance Cores
14
12
Performance Core Threads
28
2.0 GHz
Performance Core Base Frequency
3.3 GHz
3.6 GHz
Performance Core Turbo Frequency
4.4 GHz
6
Total Core Count
14
12
Total Thread Count
28
100 MHz
Bus Frequency
100 MHz
20x
Multiplier
33x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
12 MB shared
L3 Cache
20 MB shared
No
Unlocked Multiplier
Yes

Memory Parameters

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

Graphics Card Parameters

true
Integrated Graphics
-
350 MHz
GPU Base Frequency
-
1000 MHz
GPU Max Dynamic Frequency
-
192
Shader Units
-
24
Texture Units
-
3
Raster Operation Units
-
24
Execution Units
-
15 W
Power Consumption
-
4096x2304 - 60 Hz
Max Resolution
-
0.38 TFLOPS
Graphics Performance
-

Miscellaneous

Intel Core i5 10400T
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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