with a 2nd–4th gen Intel Core i3/i5 (e.g., Optiplex 3020, HP EliteDesk 800 G1). Those will be 5–10x faster for $50–100 total.

These are the pinnacle of the LGA775 era, featuring 12MB of cache and significantly better multitasking.

If your goal is to have a usable computer for 2024, you should stop looking at LGA 775 upgrades.

In 2007-2008, the E2160 was the "king of budget overclocking." Users could easily push it from 1.8GHz to 3.0GHz+ with air cooling, making it perform like chips that cost twice as much.

Upgrading an Intel Pentium Dual CPU E2160 processor can enhance your computer's performance, especially if you're running demanding applications or multitasking extensively. The E2160, released in 2007, is a dual-core processor with a clock speed of 1.8 GHz and a 533 MHz front-side bus. Here are some steps and considerations for upgrading: