SANDISK Optimus GX PRO 850X Heatsink

8000 GB, M.2 2280
CHF383.38/1TB
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Delivered between Thu, 21.5. and Fri, 19.6.
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Memory Size4

Product details

The SanDisk Optimus GX PRO 850X is a powerful M.2 NVMe SSD with an impressive storage capacity of 8 TB. It is designed for use in PCs and laptops, offering outstanding performance suitable for both demanding applications and everyday tasks. With a read speed of up to 7200 MB/s and a write speed of 6600 MB/s, this SSD enables fast data transfers and improved system responsiveness. The use of TLC NAND technology ensures high reliability and longevity, while the integrated heatsink regulates temperature during operation and optimizes performance. This SSD is ideal for users looking to store large amounts of data while benefiting from high speed.

  • Maximum random 4K read and write speed of 1,200,000 IOPS
  • MTBF of 1,750,000 hours for increased reliability
  • Total Bytes Written (TBW) of 4800 TB for long-term use
  • Efficient cooling through integrated heatsink
  • Compatible with Acronis True Image for easy data backup.

Key specifications

Interface version
PCIe 4.0
Protocol
NVMe
Read transfer speed
7200 MB/s
Write transfer speed
6600 MB/s
Max. random 4K read
1200000 IOPS
Max. random 4K write
1200000 IOPS

General information

Item number
66957410
Manufacturer
SANDISK
Category
SSD
Manufacturer no.
SDSP81800TAH-000E0
Release date
22.1.2026
External links
Manufacturer's site (de)

Data storage properties

SSD type
M.2 SSD
Form factor
M.2 2280
Storage capacity
8000 GB
Interface version
PCIe 4.0
Protocol
NVMe
Read transfer speed
7200 MB/s
Write transfer speed
6600 MB/s
Memory type (NAND)
TLC
Max. random 4K read
1200000 IOPS
Max. random 4K write
1200000 IOPS
Storage Cooling
with heatsink
Scope of application
Gaming
Max. TBW
4800 TB
MTBF
1750000 h

Power supply

Power consumption
8 W

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
95.84 kg
Climate contribution
CHF 2.28

Scope of delivery

Scope of delivery
Acronis True Image

Product dimensions

Length
8 cm
Width
2.40 cm
Height
1.03 cm
Weight
30.40 g

30-day right of return
36 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «SSD» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 2.WaveShare
    0.3 %
  • 4.Samsung
    0.4 %
  • 5.SANDISK
    0.5 %
  • 6.Dell
    0.6 %
  • 6.HP
    0.6 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 14.Lexar
    3 days
  • 14.Samsung
    3 days
  • 14.SANDISK
    3 days
  • 14.Synology
    3 days
  • 18.Corsair
    7 days

Return rate

How often is a product of this brand in the «SSD» category returned?

Source: Digitec Galaxus
  • 11.WD
    2.2 %
  • 12.Raspberry Pi
    2.3 %
  • 13.SANDISK
    2.4 %
  • 14.Crucial
    2.5 %
  • 15.Micron
    2.8 %
Source: Digitec Galaxus