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Compare XPG SX850 512GB vs SANDISK Optimus GX PRO 850X 1TB

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  2. Solid State Drives
  3. XPG SX850 512GB 🆚 SANDISK Optimus GX PRO 850X 1TB
The main differences between XPG SX850 512GB and SANDISK Optimus GX PRO 850X 1TB are in Capacity, Interface, NVME and Form Factor.
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XPG SX850 512GB 3D Nand 2.5" SATA (SSD-SX850-512G)
XPG SX850 512GB
SANDISK Optimus GX PRO 850X 1TB NVMe PCIe Gen4 x4 M.2-2280 SDSP81100TAN-000E0
SANDISK Optimus GX PRO 850X 1TB
Prices
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Prices
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In Stock
$329.99
In Stock
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$329.99
In Stock
$329.99
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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
XPG
Brand
SanDisk
Model
SSD-SX850-512G
Model
  • SDSP81100TAN-000E0
  • SDSP81100TAN
Release Date
📅 February 2018
Release Date
📅 February 2026
* 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
-
Price/GB
$0.33
GB/$1
-
GB/$1
3.03
Capacity
512 GB
Capacity
1000 GB
Interface
SATA 6 Gb/s
Interface
PCIe Gen4 x4
NVME
No
NVME
Yes
Form Factor
2.5"
Form Factor
M.2-2280
-

Comparison and key differences summary

Reasons to buy the XPG SX850 512GB:

Buy now

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

  • Newer Product, it was released around 8 years later
  • More Capacity (+488 GB available)
  • Newer interface (PCIe Gen4 x4)

Buy now

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