The landscape is narrow but functional. If you can find a genuine M.2 2242 SATA III drive (like a used Kingston or Transcend), the upgrade will breathe new life into your laptop. Boot times will drop dramatically, and multi-tasking will improve.
If you want even more speed, you can also replace the main 2.5-inch HDD with a standard 2.5-inch SATA SSD from brands like Samsung or Crucial . Quick Compatibility Checklist Requirement Technology SATA (NGFF) Length 42mm (2242) Keying Max Capacity Tested up to 512GB+ NVMe Support No Recommended Installation Steps HP ProBook 450 G2 Notebook PC HP ProBook 455 ... - HP Inc.
Will not fit because there is no mounting screw hole at the 80mm mark. hp probook 450 g2 m.2 ssd compatibility
This means:
If you own an , you are likely familiar with its reputation as a durable, business-class laptop. Released around 2014–2015, this model is known for its reliability, full keyboard with numpad, and serviceability. However, as software becomes more demanding, the original mechanical hard drive or even a standard SATA SSD may feel sluggish compared to modern ultrabooks. The landscape is narrow but functional
Modern SSDs typically come in the "2280" size (80mm long). However, the ProBook 450 G2 is designed for the size (42mm long).
The HP ProBook 450 G2 supports M.2 SSDs with the following form factors: If you want even more speed, you can also replace the main 2
The HP ProBook 450 G2 supports the following types of M.2 SSDs:
Given the limitations (slow SATA speed, small form factor, low capacity), (like a Crucial MX500 or Samsung 870 EVO) is often simpler, faster, and offers up to 2TB of storage without compatibility headaches.