SANDISK Optimus GX PRO 850X 8TB Heatsink vs Kingston KC600 512GB SKC600B/512G SSD Comparison

The main differences between SANDISK Optimus GX PRO 850X 8TB Heatsink and Kingston KC600 512GB SKC600B/512G are in Capacity, Interface, NVME and Form Factor.

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SANDISK Optimus GX PRO 850X 8TB Heatsink	Kingston KC600 512GB SKC600B/512G
Prices (Change region) In Stock $2,410.99 In Stock Free shipping $2,699.99 In Stock Free shipping $2,699.99 In Stock Free shipping $2,766.24 Show 1 more offers	Prices (Change region) Out of Stock + $5.87 Shipping $74.99 Out of Stock Free shipping $343.02 - Buy now
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Brand SanDisk	Brand Kingston
Model SDSP81800TAH-000E0 SDSP81800TAH	Model SKC600B/512G
Release Date 📅 February 2026	Release Date 📅 February 2020
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.30	Price/GB $0.15
GB/$1 3.32	GB/$1 6.83
Series Optimus GX PRO 850X	Series KC600
Capacity 8000 GB	Capacity 512 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 Silicon Motion SM2259
NAND Flash Type 3D NAND TLC	NAND Flash Type 3D TLC
Max Sequential Read Up to 7200 MB/s	Max Sequential Read Up to 550 MB/s
Max Sequential Write Up to 6600 MB/s	Max Sequential Write Up to 520 MB/s
MTBF 1,750,000 hours	MTBF 1,000,000 hours