This article covers INTEL CPU i3-9100.

Overview

The Intel Core i3-9100 (model BX80684I39100) is an entry-level CPU from the 9th generation Core processor family. It features 4 cores and 4 threads, with a base clock of 3.60 GHz and a maximum turbo boost of 4.20 GHz. This makes it well-suited for everyday office tasks, web browsing, and light creative work. Integrated Intel UHD Graphics 630 is included, so you can connect displays without a dedicated graphics card. It supports up to three monitors simultaneously and can handle 4K resolution output. Positioned as a budget-friendly option, the Core i3-9100 offers reliable performance for users who prioritize cost savings. While the 9th generation is not the latest, it still meets Windows 11 system requirements and remains a viable choice for basic computing needs.

Compatibility Guide

The CPU uses the FCLGA1151 (LGA1151) socket. It is compatible with Intel 300-series chipsets, including H310, B360, B365, H370, Z370, and Z390. Note that it is NOT compatible with 100/200-series chipsets, so always check your motherboard's CPU support list before purchasing. Memory support includes DDR4-2400 in dual-channel configuration, with a maximum capacity of 64 GB. Intel Optane Memory is also supported for accelerating storage performance. With a TDP of just 65W, the power requirements are modest. A 300W power supply is sufficient if you rely solely on the integrated graphics. If you add a discrete GPU, choose a PSU that meets that card's recommended wattage.

Product Info

The Intel Core i3-9100 (BX80684I39100) was released in Q2 2019. It is built on Intel's 14nm process and has a TDP of 65W. The L3 cache is 6 MB (Intel Smart Cache). This is an entry-level processor. While newer Core i3 models offer 4 cores and 8 threads, the i3-9100's 4C/4T configuration is still adequate for office productivity, web browsing, and video playback. The retail box version includes a stock CPU cooler. Intel provides a standard 3-year warranty.

Best Use Cases

First, it is ideal for budget office PCs or home computers where cost is the primary concern. The integrated graphics eliminate the need for a separate GPU, reducing overall system cost. Second, it works well as a low-power server, such as a file server or media server. The 65W TDP keeps electricity bills low, while the 4 cores handle light multitasking. Third, it is a good choice for building an affordable Windows 11-compatible secondary machine. Intel 8th-gen and newer CPUs are officially supported by Windows 11.

Things to Consider

The 9th-generation platform is now several generations old. Compared to newer CPUs (10th, 12th gen, etc.), single-threaded performance and power efficiency are lower. If you need strong multi-threaded performance or want to play modern games, consider a more recent CPU. Socket compatibility can be tricky: LGA1151 motherboards with 100/200-series chipsets do not support this CPU. When buying a used motherboard, verify that the BIOS version supports the i3-9100. The integrated UHD Graphics 630 is fine for light gaming and video playback, but it is not suitable for demanding 3D games or video editing. For those tasks, you will need a dedicated graphics card.

Product Disclosure (Amazon)

  • Manufacturer: インテル
  • ASIN: B07RXW4Y2K
  • Note: This article covers a manufacturer-made product based on Amazon listing details.