Optimus GX PRO 850X 4 TB

Specifications

Capacity

4 TB

Form factor

M.2 2280

Interface

NVMe

PCIe generation

4.0

Manufacturer warranty (new)

5 years

Factory heatsink

Unknown

Rated write endurance

2,400 TBW

NAND type

TLC

Sequential read (up to)

7,300 MB/s

Sequential write (up to)

6,600 MB/s

Speeds are manufacturer-rated maxima, not sustained performance guarantees. TBW is rated write endurance, not a lifespan prediction. Warranty terms may end at the time or write limit; check the manufacturer’s terms.

Manufacturer warranty information applies to eligible new products. Used, refurbished, and recertified offers may have different seller coverage.

Evidence: CDW results 145-216, product card 9228284CDW product page > Tech Specs > Storage