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Compare SANDISK Optimus GX PRO 850X 1TB vs Ultra 1TB

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  3. SANDISK Optimus GX PRO 850X 1TB 🆚 SanDisk Ultra 1TB
SANDISK Optimus GX PRO 850X 1TB and SanDisk Ultra 1TB are both solid state drives with the same Capacity (1000 GB). The main differences are in Interface, NVME and Form Factor.
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SANDISK Optimus GX PRO 850X 1TB NVMe PCIe Gen4 x4 M.2-2280 SDSP81100TAN-000E0
SANDISK Optimus GX PRO 850X 1TB
SanDisk Ultra 1TB 3D 2.5" SATA III 3D NAND SDSSDH3-1T00-G26
SanDisk Ultra 1TB
Prices
(Change region)
In Stock
$329.99
In Stock
Free shipping
$329.99
In Stock
$329.99
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Prices
(Change region)
Out of Stock
Free shipping
$238.95
In Stock
$239.99
Last updated 11 minutes ago.
In Stock
$239.99
Show 2 more offers
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
SanDisk
Brand
SanDisk
Model
  • SDSP81100TAN-000E0
  • SDSP81100TAN
Model
SDSSDH3-1T00-G26
Release Date
📅 February 2026
Release Date
📅 December 2022
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.33
Price/GB
$0.08
GB/$1
3.03
GB/$1
12.05
Series
-
Series
Ultra 3D
Capacity
1000 GB
Capacity
1000 GB
Interface
PCIe Gen4 x4
Interface
SATA 6 Gb/s
NVME
Yes
NVME
No
Form Factor
M.2-2280
Form Factor
2.5"
NAND Flash Type
-
NAND Flash Type
3D NAND
Max Sequential Read
-
Max Sequential Read
Up to 555 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 520 MB/s
-

Comparison and key differences summary

Reasons to buy the SANDISK Optimus GX PRO 850X 1TB:

  • Newer Product, it was released around 3 years later
  • Newer interface (PCIe Gen4 x4)

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Reasons to buy the SanDisk Ultra 1TB:

  • 28% cheaper, you can save $91.04

Buy now

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