Sandisk Optimus GX Pro 850P review: a PS5 SSD based on WD Black SN850X

Sandisk launched the Optimus GX Pro 850P, a high-end Gen 4 SSD with a heatsink for the PS5 that reuses the WD Black SN850X design. It comes in 1TB, 2TB, 4TB and 8TB versions priced from $309.99 to $2,249.99, notably above comparable WD drives.

• Sequential read and write speeds up to 7,300 and 6,600 MB/s
• Up to 1.2 million random read and write IOPS
• Pricing: $309.99 for 1TB, $609.99 for 2TB, $1,139.99 for 4TB, $2,249.99 for 8TB
• Five-year warranty with 600 TBW per TB of capacity