Compare Solid State Drives

Compare SANDISK Optimus GX PRO 850X 1TB vs PNY XLR8 CS3140 4TB M280CS3140-4TB-RB

SANDISK Optimus GX PRO 850X 1TB and PNY XLR8 CS3140 4TB M280CS3140-4TB-RB are both solid state drives with the same Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in Capacity.

Save comparison

SANDISK Optimus GX PRO 850X 1TB

PNY XLR8 CS3140 4TB M280CS3140-4TB-RB

Prices
(Change region)

In Stock

In Stock

Free shipping

In Stock

Free shipping

Show 2 more offers

Prices
(Change region)

Out of Stock

Free shipping

Out of Stock

Free shipping

Out of Stock

Show 3 more offers

* 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

PNY

Model

SDSP81100TAN-000E0
SDSP81100TAN

Model

M280CS3140-4TB-RB

Release Date

📅 February 2026

Release Date

📅 August 2021

* First availability for purchase, it may not correspond to the actual market launch date.

User reviews

Add a product review

User reviews

★★★★☆

(48 reviews)

Add a product review

Price history

View Details ►

Price history

View Details ►

Price/GB

$0.33

Price/GB

$0.07

GB/$1

3.03

GB/$1

13.33

Series

-

Series

XLR8 CS3140

Capacity

1000 GB

Capacity

4000 GB

Interface

PCIe Gen4 x4

Interface

PCIe Gen4 x4

NVME

Yes

NVME

Yes

Form Factor

M.2-2280

Form Factor

M.2-2280

NAND Flash Type

-

NAND Flash Type

3D NAND

Max Sequential Read

-

Max Sequential Read

Up to 7500 MB/s

Max Sequential Write

-

Max Sequential Write

Up to 6850 MB/s

MTBF

-

MTBF

2,000,000 hours

-

Options (4)

	SSD 2TB $93.49
	SSD 1TB $82.83
	SSD + Heatsink 1TB $49.99
	SSD + Heatsink 4TB $529.99

Comparison and key differences summary

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

28% cheaper, you can save $126.00
Newer Product, it was released around 5 years later

Reasons to buy the PNY XLR8 CS3140 4TB M280CS3140-4TB-RB:

More Capacity (+3000 GB available)

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

Trending comparisons (Solid State Drives)

Western Digital WD_BLACK SN7100 2TB

VS

Crucial P310 2TB

Western Digital WD_BLACK SN7100 2TB

vs

Crucial P310 2TB

Samsung 960 EVO Series 250GB

VS

XPG GAMMIX S50 Lite 1TB

Samsung 960 EVO Series 250GB

vs

XPG GAMMIX S50 Lite 1TB

SAMSUNG 9100 PRO 2TB

VS

Western Digital WD_BLACK SN8100 2TB

SAMSUNG 9100 PRO 2TB

vs

Western Digital WD_BLACK SN8100 2TB

Kingston NV3 1TB

VS

MSI SPATIUM M450 1TB

Kingston NV3 1TB

vs

MSI SPATIUM M450 1TB

Kingston NV3 1TB

VS

Crucial T710 1TB

Kingston NV3 1TB

vs

Crucial T710 1TB

Samsung 990 PRO 4TB

VS

Crucial T710 4TB

Samsung 990 PRO 4TB

vs

Crucial T710 4TB

Samsung 990 PRO 2TB

VS

Lexar EQ790 2TB

Samsung 990 PRO 2TB

vs

Lexar EQ790 2TB

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

Samsung 980 PRO 2TB

Samsung 990 PRO 2TB

vs

Samsung 980 PRO 2TB