Compaq has long been acquired by HP. After the acquisition of Compaq, HP has gradually surpassed IBM to become the world's number one PC manufacturer. The complete and diversified product line has continuously enhanced the brand value of HP. Compaq is now only a product series of HP, mainly low-end products, and HP's logo is generally high-end products.
There are obvious differences between business machines and home machines in style, configuration and warranty. As for their OEM wine, it is a trade secret after all.