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X873
,==Overview==
<span style="color:red;">'''In May 2021, the X873 has been updated with new longer USB3 connector, so the [[X857-C3]] case will not support with the X873 which you ordered after May 5th 2021.'''</span>
2.4G wifi will not stable, please use 5.8G wifi AP for the X873.
This is new updated version from [[X872]].
* Supports up to 2TB M.2 NVMe SSD solid-state drives
* Supports M.2 NVMe SSD 2280 lengths only
* UASP supported only for Raspberry Pi 4
* Allows booting OS from your HDD/SSD for faster app opens, web serving and file copying
* USB3.1 Gen1 5Gb/s connectivity offers plug-and-play functionality on your Raspberry Pi 4
[[File:X873-V1.2-IMG-9471-packing.jpg|600px|Packing list]]
==Matching Metal Case==
<span style="color:red;">'''In May 2021, the X873 has been updated with new longer USB3 connector with mark 2113 on theUSB3 connector, so the [[X857-C3]] case will not support with the X873 which you ordered after May 5th 2021.'''And you can use the [[X857-C1 Case]] for the X873 which you ordered after May 5th 2021.</span>
We use shorter copper spacer to connect Raspberry Pi 4 and X873 V1.2, which reduces the height of the entire product, so the matching metal case X857-C3 is shoter 3mm than X857-C1;
* About USB boot please refer to [[Does the X825/X855 support USB boot]]
* Tutorial – How to Initialize, Partition and Format a Brand New SSD in Windows: [[File:Tutorial_Initalize_New_SSD.pdf]]
* [https://www.howtoraspberry.com/2020/10/how-to-install-an-m-2-hard-drive-on-a-raspberry-pi-4/ How to Install an M.2 hard drive on a Raspberry Pi 4 ?] Thanks John MacDowall!
* [https://github.com/raspberrypi/firmware/issues/1515 Difficulty booting from SSD drive]
== About X873 I/O error==