Intel Core i5 6400 vs Intel Core i3 9300T

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We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and Intel Core i3 9300T with 4 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i3 9300T 's Advantages

Released 3 years and 7 months late

Higher specification of memory (DDR4-2400 vs DDR4-2133)

Larger memory bandwidth (37.5GB/s vs 34.1GB/s)

Higher base frequency (3.2GHz vs 2.7GHz)

Larger L3 cache size (8MB vs 6MB)

Lower TDP (35W vs 65W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i5 6400

1143

Intel Core i3 9300T +23%

1408

Geekbench 6 Multi Core

Intel Core i5 6400

3312

Intel Core i3 9300T +23%

4092

Geekbench 5 Single Core

Intel Core i5 6400

853

Intel Core i3 9300T +14%

979

Geekbench 5 Multi Core

Intel Core i5 6400

2805

Intel Core i3 9300T +8%

3045

Passmark CPU Single Core

Intel Core i5 6400

1961

Intel Core i3 9300T +17%

2313

Passmark CPU Multi Core

Intel Core i5 6400

5151

Intel Core i3 9300T +18%

6105

Intel Core i5 6400

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Intel Core i3 9300T

General Parameters

Sep 2015

Release Date

Apr 2019

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Coffee Lake

i5-6400

Processor Number

i3-9300T

LGA-1151

Socket

LGA-1151

HD Graphics 530

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

LGA-1151

Socket

LGA-1151

65 W

Power Consumption

35 W

-

Peak Operating Temperature

82 °C

CPU Performance

4

Performance Cores

4

Performance Core Threads

4

2.7 GHz

Performance Core Base Frequency

3.2 GHz

3.3 GHz

Performance Core Turbo Frequency

3.8 GHz

4

Total Core Count

4

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

27x

Multiplier

32x

64 K per core

L1 Cache

32 K per core

256 K per core

L2 Cache

256 K per core

6 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR4-2400

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

950 MHz

GPU Max Dynamic Frequency

1100 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i5 6400

Official Website

Intel Core i3 9300T

3.0

PCIe Version

3.0

16

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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