Core i5-9400

CPU • Intel • $ 169.83

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Overview

The Intel Core i5-9400 is a 9th generation desktop processor designed for mainstream users who need reliable performance without breaking the bank. With six physical cores and six threads, it delivers smooth multitasking and responsive everyday computing. The base clock of 2.9GHz can boost up to 4.1GHz under load, ensuring snappy performance in both productivity tasks and gaming.

Who Is It For?

This CPU is ideal for budget-conscious gamers, home office users, and students building a dependable PC. It pairs well with B360 or H310 motherboards and supports DDR4-2666 memory, making it a cost-effective choice for entry-level to mid-range systems.

Key Features

6 Cores / 6 Threads: Handles modern applications and multitasking with ease.
Turbo Boost 2.0: Up to 4.1GHz for demanding workloads.
Intel UHD Graphics 630: Integrated graphics for basic display output and light gaming.
LGA 1151 Socket: Compatible with 300-series motherboards (with BIOS update).
65W TDP: Efficient power consumption, easy to cool.
Stock Cooler Included: Comes with Intel's standard cooler, saving you money.

Performance Highlights

In gaming, the Core i5-9400 performs admirably at 1080p with mid-range GPUs like the GTX 1660 or RTX 2060, delivering 60+ FPS in most esports titles and many AAA games. For productivity, it handles office suites, web browsing, and light video editing without stutter. The integrated UHD 630 graphics support 4K video playback and dual monitor setups, though dedicated GPUs are recommended for serious gaming.

Use Cases

Budget gaming PC builds
Office and productivity desktops
Home theater PCs (HTPC) with 4K video
Entry-level content creation

Overall, the Core i5-9400 remains a solid choice for those seeking a balance of price and performance in the LGA1151 platform.

Key Specifications

CPU Speed: 2.9GHz/4.1GHz

Core Count: 6/6

Hybrid Cores: NA

CPU Socket: LGA 1151

Model: Core i5

Unlocked: No

L3 Cache: 9MB (shared)

Cooler Included: Yes

RAM Support: DDR4 2666

Wattage: 65W

Int. Graphics: UHD Graphics 630

Detailed Parameters

Platform:: Intel Consumer
Socket:: LGA 1151
TDP in Watts:: 65

Where to Buy

Amazon

Pros

Solid six-core performance for gaming and multitasking
Low 65W TDP, easy to cool with stock cooler
Integrated UHD 630 graphics for basic display needs
Affordable price point for budget builds
Compatible with widely available LGA1151 motherboards

Cons

Locked multiplier, no overclocking support
Only 6 threads, not ideal for heavy multi-threaded workloads
Requires 300-series motherboard with updated BIOS

Frequently Asked Questions

Is the Core i5-9400 good for gaming?

Yes, it performs well in 1080p gaming with a mid-range GPU, delivering 60+ FPS in most titles. It's a great budget option for esports and casual gaming.

Does the Core i5-9400 include a cooler?

Yes, Intel includes a stock cooler in the box, which is sufficient for the 65W TDP under normal use.

What motherboards are compatible with the Core i5-9400?

It uses the LGA1151 socket and is compatible with Intel 300-series chipsets (B360, H310, Z390, etc.). Ensure the BIOS is updated to support 9th gen CPUs.

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