Western Digital Green 120GB WDS120G1G0B vs SANDISK Optimus GX PRO 850X 1TB SSD Comparison

Western Digital Green 120GB WDS120G1G0B and SANDISK Optimus GX PRO 850X 1TB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity, Interface and NVME.

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Western Digital Green 120GB WDS120G1G0B	SANDISK Optimus GX PRO 850X 1TB
Prices (Change region) Out of Stock Free shipping $43.28 - Buy now	Prices (Change region) In Stock $329.99 In Stock Free shipping $329.99 In Stock Free shipping $329.99 Out of Stock $329.99 Out of Stock Free shipping $387.88 Show 2 more offers
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Brand Western Digital	Brand SanDisk
Model WDS120G1G0B	Model SDSP81100TAN-000E0 SDSP81100TAN
Release Date 📅 October 2016	Release Date 📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★☆☆ (2 reviews) Add a product review	User reviews Add a product review
Performance (Charts) 389th / 1746	Performance (Charts) n/a
Effective Value 251st / 336	Effective Value -
Price history View Details ►	Price history View Details ►
Price/GB $0.36	Price/GB $0.33
GB/$1 2.77	GB/$1 3.03
Series Green	Series -
Capacity 120 GB	Capacity 1000 GB
Interface SATA 6 Gb/s	Interface PCIe Gen4 x4
NVME No	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
Max Sequential Read Up to 545 MB/s	Max Sequential Read -