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SANDISK Optimus GX PRO 850X NVMe SSD drops to $949.99

Save $700 on the 4TB Sandisk Optimus GX PRO 850X NVMe SSD, now at a record low of $949.99 for top-tier Gen4 speed.

T

Technobezz

Senior Editor

Jun 24, 2026
3 min read
Technobezz
SANDISK Optimus GX PRO 850X NVMe SSD drops to $949.99

SANDISK Optimus GX PRO 850X NVMe SSD now selling for $949.99

Save $700.00 on this price drop. The SANDISK Optimus GX PRO 850X NVMe SSD drops to $949.99 - save $700.00. That is a 42% cut from the $1649.99 list price, putting this 4TB Gen4 drive well below its 30-day average of $1339.33 and its 90-day average of $1373.08.

This is the lowest price on record for one of the fastest consumer SSDs on the market.

THE DEAL

SANDISK Optimus GX PRO 850X NVMe SSD

SANDISK Optimus GX PRO 850X NVMe SSD

$949.99 (was $1649.99) - Save $700.00 (42% off)

WhereAmazon

ExpiresNo end date listed

Get This Price

The 4TB version of this drive has never sold for this little. Its previous low sat at $1180.66, making the current $949.99 price a genuine record. The 42% discount undercuts the recent average by more than $400, which is unusual for a high-capacity Gen4 NVMe SSD outside of major sales events.

What You're Getting

The Optimus GX PRO 850X delivers PCIe Gen 4.0 sequential reads up to 7,300 MB/s and writes up to 6,600 MB/s on the 4TB model. Random read/write performance hits 1.2M/1.2M IOPS, and SANDISK nCache 4.0 technology keeps latency low during heavy workloads. The drive supports Microsoft DirectStorage for faster game asset loading and uses BiCS TLC 3D NAND for endurance rated up to 4,800 TBW on the 8TB model. TCG Opal v2.01 encryption protects data at rest, and the SANDISK Dashboard software (Windows) includes a Game Mode toggle for optimizing performance during play.

Who This Is For

PC gamers who want DirectStorage support and enough room to keep a full library installed without juggling uninstalls. Creative professionals editing large video or photo files will benefit from the sustained write speeds and high endurance rating.

If you are still on a Gen3 platform, the backwards compatibility works fine, but you will leave performance on the table until you upgrade.

Final Verdict

A 4TB Gen4 SSD with these read/write speeds at $949.99 is the lowest price this drive has seen since launch. If you need high-capacity NVMe storage that does not compromise on throughput. This is the moment to buy.

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