Upgrade memory. Boost performance.If you are using a lot of memory-intensive applications and notice your laptop is running slow or crashing, consider adding 8GB 4800MHz DDR5 Memory. It's an easy way to boost the performance and user experience from your current HP laptop PC.
Enable your HP 800/600/400 G3 Series Business Desktop for legacy display and device connectivity by adding one Serial and one PS/2 port through a PCIe slot with the HP 800/600/400 G3 Serial/PS/2 Adapter.