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SanDisk Optimus GX C50 SSDs

ssd.live tracks 3 SanDisk Optimus GX C50 SSDs. 3 are in stock today. The cheapest new one sold by a store itself, not a marketplace seller, is $120: the SanDisk Optimus GX C50 512GB Storage Expansion Card for Xbox Series X|S at SanDisk Store.

Interface: NVMe
Form factor: External
Capacity: 512GB to 2TB
Warranty: 5 years

SanDisk's page for the Optimus GX C50 states an officially licensed Storage Expansion Card for Xbox Series X|S with up to 2TB, built for the Xbox Velocity Architecture so that games play directly from the card, with Quick Resume and a 5-year limited warranty. (the maker's page, read Oct 6, 2026)

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SSD	Specs	NE	AMZ	WM	Maker	Best
SanDisk Optimus GX C50 512GB Storage Expansion Card for Xbox Series X\|S · Optimus GX C50 SDCEOGN-512G-GNAGX	512GB · NVMe · External	-	-	$120	$120	$120 $234.36/TB
SanDisk Optimus GX C50 1TB Storage Expansion Card for Xbox Series X\|S · Optimus GX C50 SDCEOGN-1T00-GNAGX	1TB · NVMe · External	$240	$240	$240	$240	$240 $239.99/TB
SanDisk Optimus GX C50 Storage 2TB Portable SSD · Optimus GX C50 SDCEOGN-2T00-GNAGX	2TB · External	$480	$480	$480	$480	$480 $240.00/TB

SanDisk Optimus GX C50 SSDs: questions buyers ask

How much do SanDisk Optimus GX C50 SSDs cost?

From $120 new today: the SanDisk Optimus GX C50 512GB Storage Expansion Card for Xbox Series X|S at SanDisk Store. That is the lowest price a store sells one at itself; marketplace sellers' and refurbished offers are on each product's page.