Compare Solid State Drives

Compare SANDISK Optimus GX PRO 850X 1TB vs Crucial T705 4TB

  1. Compare
  2. Solid State Drives
  3. SANDISK Optimus GX PRO 850X 1TB 🆚 Crucial T705 4TB
SANDISK Optimus GX PRO 850X 1TB and Crucial T705 4TB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity and Interface.
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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
Crucial T705 4TB NVMe PCIe 5.0 M.2 CT4000T705SSD3
Crucial T705 4TB
Prices
(Change region)
In Stock
$329.99
In Stock
Free shipping
$329.99
In Stock
Free shipping
$329.99
Show 2 more offers
Prices
(Change region)
Out of Stock
$303.99
In Stock
Free shipping
$834.99
Out of Stock
$891.90
Show 1 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
Crucial
Model
  • SDSP81100TAN-000E0
  • SDSP81100TAN
Model
CT4000T705SSD3
Release Date
📅 February 2026
Release Date
📅 March 2024
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Performance (Charts)
n/a
Performance (Charts)
5th / 1746
Effective Value
-
Effective Value
22nd / 336
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.33
Price/GB
$0.08
GB/$1
3.03
GB/$1
13.16
Series
-
Series
T705
Capacity
1000 GB
Capacity
4000 GB
Interface
PCIe Gen4 x4
Interface
PCIe Gen5 x4
NVME
Yes
NVME
Yes
Form Factor
M.2-2280
Form Factor
M.2-2280
NAND Flash Type
-
NAND Flash Type
TLC NAND²
Max Sequential Read
-
Max Sequential Read
Up to 14,100 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 12,600 MB/s
-

Comparison and key differences summary

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

  • Newer Product, it was released around 23 months later

Buy now

Reasons to buy the Crucial T705 4TB:

  • 8% cheaper, you can save $26.00
  • More Capacity (+3000 GB available)
  • Newer interface (PCIe Gen5 x4)

Buy now

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