The SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black costs $0.1050/GB while the Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU costs $0.1637/GB. SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black offers 36% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black vs Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU — Which Is Better Value?
Specification Comparison
| Spec | SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black | Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU |
|---|---|---|
| Brand | SanDisk | Lexar |
| Capacity | 8 TB | 8TB |
| $/GB | $0.1050 | $0.1637 |
| Price | $839.99 | $1309.99 |
| Retailer | Best Buy | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | nvme |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black offers better value at $0.1050//GB compared to the Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU at $0.1637//GB — that's roughly 36% less per gigabyte.
The best deal for the SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black is $839.99 at Best Buy, while the Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU starts at $1309.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black and Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black or Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU a better deal?
As of June 2026, SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black offers better value at $0.1050//GB compared to Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU at $0.1637//GB. That is approximately 36% better value per gigabyte.
What is the price per GB of SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black?
The SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black is currently priced at $0.1050/GB ($839.99 for 8 TB) at Best Buy.
Where can I buy Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU for the cheapest price?
The cheapest price for the Lexar NM790 8TB PCIe Gen 4x4 NVMe M.2 Internal SSD LNM790X008T-RNNNU is $1309.99 at Newegg, which works out to $0.1637/GB.