SanDisk Optimus GX PRO 850X PCIe 4.0 NVMe SSD with Heatsink

Your storage is the bottleneck, not you. This SanDisk Optimus GX PRO 850X M.2 2280 SSD drops into your drive bay and pulls sequential reads to 2,400MB/s over PCIe Gen3 x4 with NVMe v1.4. Boot times shrink. Large file transfers stop eating your morning. The integrated heatsink keeps thermals in check under sustained loads, and 650TBW endurance means it's rated for real daily use, not a quick benchmark run. Five-year limited warranty included. If your current drive is the reason every task feels like waiting on a dial-up connection, this is the swap that fixes it. Add to cart

• M.2 2280 form factor with integrated heatsink for sustained performance
• Sequential read up to 2,400MB/s and write up to 900MB/s on PCIe Gen3 x4, NVMe v1.4
• 650TBW endurance rating built for everyday workloads
• 256GB capacity in a 7.5g package (80mm × 22mm × 2.38mm)
• Operates from -40°C to 85°C, non-operating range to 95°C
• 5-Year Limited Warranty