Compare Solid State Drives

Compare SANDISK Optimus GX PRO 850X 4TB vs Team Group T-FORCE CARDEA Z44Q 4TB

SANDISK Optimus GX PRO 850X 4TB and Team Group T-FORCE CARDEA Z44Q 4TB are both solid state drives with the same Capacity (4000 GB), Interface (PCIe Gen4 x4) and Form Factor (M.2-2280).

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SANDISK Optimus GX PRO 850X 4TB

Team Group T-FORCE CARDEA Z44Q 4TB

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Brand

SanDisk

Brand

Team

Model

SDSP81400TAN-000E0
SDSP81400TAN

Model

TM8FPQ004T0C327

Release Date

📅 February 2026

Release Date

📅 October 2021

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

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User reviews

★★★★☆

(15 reviews)

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Price history

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Price history

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Price/GB

$0.33

Price/GB

$0.06

GB/$1

3.01

GB/$1

17.39

Series

-

Series

T-FORCE CARDEA Z44Q

Capacity

4000 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

QLC

Max Sequential Read

-

Max Sequential Read

Up to 5000 MB/s

Max Sequential Write

-

Max Sequential Write

Up to 4000 MB/s

MTBF

-

MTBF

3,000,000 hours

-

Options (5)

	2TB Extreme A440 $342.99
	1TB Advanced Z440 $65.99
	1TB Extreme A440 $224.99
	2TB Extreme Z44Q (QLC) $105.99
	2TB Advanced Z440 $105.99

Comparison and key differences summary

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

Newer Product, it was released around 4 years later

Reasons to buy the Team Group T-FORCE CARDEA Z44Q 4TB:

83% cheaper, you can save $1,100.00

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