Compare Solid State Drives

Compare SANDISK Optimus GX PRO 850X 1TB Heatsink vs Ultra II 240GB

  1. Compare
  2. Solid State Drives
  3. SANDISK Optimus GX PRO 850X 1TB Heatsink 🆚 SanDisk Ultra II 240GB
The main differences between SANDISK Optimus GX PRO 850X 1TB Heatsink and SanDisk Ultra II 240GB are in Capacity, Interface, NVME and Form Factor.
Save comparison
SANDISK Optimus GX PRO 850X 1TB NVMe Heatsink PCIe Gen4 x4 M.2-2280 SDSP81100TAH-000E0
SANDISK Optimus GX PRO 850X 1TB Heatsink
SanDisk Ultra II 240GB 2.5" SATA 3 SDSSDHII-240G-G25
SanDisk Ultra II 240GB
Prices
(Change region)
In Stock
Free shipping
$349.99
In Stock
Free shipping
$349.99
Prices
(Change region)
Out of Stock
Free shipping
$392.00
-
Buy now
* Pangoly may earn a commission when you use one of the links to make a purchase. (Disclosure)
* 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
  • SDSP81100TAH-000E0
  • SDSP81100TAH
Model
SDSSDHII-240G-G25
Release Date
📅 February 2026
Release Date
📅 September 2014
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★★
(108 reviews)
Performance (Charts)
n/a
Performance (Charts)
302nd / 1746
Effective Value
-
Effective Value
323rd / 336
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.35
Price/GB
$1.63
GB/$1
2.86
GB/$1
0.61
Series
-
Series
Ultra II
Capacity
1000 GB
Capacity
240 GB
Interface
PCIe Gen4 x4
Interface
SATA 6 Gb/s
NVME
Yes
NVME
No
Form Factor
M.2-2280
Form Factor
2.5"
SSD Controller
-
SSD Controller
Marvell 9187
NAND Flash Type
-
NAND Flash Type
TLC (toggle)
Max Sequential Read
-
Max Sequential Read
Up to 550 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 500 MB/s
MTBF
-
MTBF
1,750,000 hours
-

Comparison and key differences summary

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

  • 11% cheaper, you can save $42.01
  • Newer Product, it was released around 12 years later
  • More Capacity (+760 GB available)
  • Newer interface (PCIe Gen4 x4)

Buy now

Reasons to buy the SanDisk Ultra II 240GB:

Buy now

Have you found incorrect information on this page? Contact us and we will fix it as soon as possible.

Trending comparisons (Solid State Drives)

SAMSUNG 9100 PRO 2TB
VS
Western Digital WD_BLACK SN8100 2TB
SAMSUNG 9100 PRO 2TB

vs

Western Digital WD_BLACK SN8100 2TB
Samsung 960 EVO Series 250GB
VS
XPG GAMMIX S50 Lite 1TB
Samsung 960 EVO Series 250GB

vs

XPG GAMMIX S50 Lite 1TB
Western Digital WD_BLACK SN7100 2TB
VS
Crucial P310 2TB
Western Digital WD_BLACK SN7100 2TB

vs

Crucial P310 2TB
Kingston NV3 1TB
VS
Crucial T710 1TB
Kingston NV3 1TB

vs

Crucial T710 1TB
Samsung 990 EVO 2TB
VS
Western Digital WD_BLACK SN8100 2TB
Samsung 990 EVO 2TB

vs

Western Digital WD_BLACK SN8100 2TB
Samsung 990 PRO 4TB
VS
Crucial T710 4TB
Samsung 990 PRO 4TB

vs

Crucial T710 4TB
Crucial P310 2TB
VS
Crucial P510 2TB
Crucial P310 2TB

vs

Crucial P510 2TB
Samsung 990 PRO 2TB
VS
Samsung 990 PRO 2TB + Heatsink
Samsung 990 PRO 2TB

vs

Samsung 990 PRO 2TB + Heatsink
Samsung 990 PRO 2TB
VS
Lexar EQ790 2TB
Samsung 990 PRO 2TB

vs

Lexar EQ790 2TB
Samsung 990 PRO 2TB
VS
Samsung 980 PRO 2TB
Samsung 990 PRO 2TB

vs

Samsung 980 PRO 2TB
    News
    Discover how NVIDIA's new RTX Spark superchip challenges Intel x86 and Apple Silicon with 1 Petaflop of local AI power and massive Blackwell graphics.
    NVIDIA RTX Spark: A New Threat to Intel x86 and Apple Chips
    Browse PC Parts
    Spotlight
    $550
    F5-6800J3445G16GX2-RM5RK
    G.SKILL Ripjaws M5 RGB 32GB (2 x 16GB) DDR5 6800
    Trending PC Parts
    x