Compare Solid State Drives

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

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  2. Solid State Drives
  3. SANDISK Optimus GX PRO 850X 4TB 🆚 Crucial T705 1TB Heatsink
SANDISK Optimus GX PRO 850X 4TB and Crucial T705 1TB Heatsink 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 4TB NVMe PCIe Gen4 x4 M.2-2280 SDSP81400TAN-000E0
SANDISK Optimus GX PRO 850X 4TB
Crucial T705 1TB Heatsink NVMe PCIe 5.0 M.2 CT1000T705SSD5
Crucial T705 1TB Heatsink
Prices
(Change region)
In Stock
$1,329.99
In Stock
Free shipping
$1,329.99
In Stock
$1,329.99
Show 2 more offers
Prices
(Change region)
In Stock
$299.99
In Stock
Free shipping
$309.95
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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
  • SDSP81400TAN-000E0
  • SDSP81400TAN
Model
CT1000T705SSD5
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)
23rd / 1746
Effective Value
-
Effective Value
7th / 336
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.33
Price/GB
$0.14
GB/$1
3.01
GB/$1
7.14
Series
-
Series
T705
Capacity
4000 GB
Capacity
1000 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 13,600 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 10,200 MB/s
-

Comparison and key differences summary

Reasons to buy the SANDISK Optimus GX PRO 850X 4TB:

  • Newer Product, it was released around 23 months later
  • More Capacity (+3000 GB available)

Buy now

Reasons to buy the Crucial T705 1TB Heatsink:

  • 77% cheaper, you can save $1,030.00
  • Newer interface (PCIe Gen5 x4)

Buy now

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