Skip to main contentSkip to footer
Slide 1 of 4

Overview

Push your high-performance desktop or workstation further with the SanDisk Optimus GX PRO 850X 4TB NVMe SSD. This M.2 2280 PCIe Gen 5 drive delivers blazing-fast load times and rapid file transfers for gaming, content creation, and heavy workloads. Heatsink not included.

Brand New, SANDISK Optimus GX PRO 850X NVMe™ SSD - 4TB, M.2 2280, Without Heatsink

Model: SDSP81400TAN-000E0
Web Code: 20248515
Sold and shipped by | 4.2 seller rating (25 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Enjoy on orders from this seller.

Seller Return Policy

Read return policy

Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • SANDISK Optimus GX PRO 850X NVMe™ SSD

Capacity: 4TB

Form Factor: M.2 2280 D5-M

Connector: M.2

Sequential Read Performance: 7,300MB/s

Sequential Write Performance: 6,600MB/s

Random Read: 1.2M IOPS

Random Write: 1.1M IOPS

Interface: PCIe 4.0 x4

Dimensions (L x W x H): 80mm x 22mm x 3.88mm

Endurance (TBW): 2400

Weight: 8.6gms

Operating Temperature: 0°C to 85°C

Non-Operating Temperature: -40°C to 85°C

Product Features:

• Get top-tier performance and ridiculously short load times for your gaming PC or workstation

• High capacities built with Sandisk TLC 3D NAND so you get to download more games

• Optional heatsink version to help maintain peak performance through your most intense gaming sessions

Compatibility:

• Windows® 10+

• PCIe 4.0 x4 Interface

• M.2 2280 Port

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Yukon
  • Northwest Territories
  • Nunavut
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Computer components
Return/Exchange Period
30 days
Condition
Unopened

We can only acceept returns that are in their original packaging and do recommend customers check manufacturer's warranties for exclusions.

Learn more about returning a Marketplace product