1big Dock - Compatibility and Limitations of Dock and Hub Features

 

Memory Cards

  

Memory Cards 
1big Dock
SSD Pro 
1big Dock
HDD 
Max Speeds 
Notes 
SDXC  
UHS-II 
 
YES 
YES 
312 MB/s 
 
SDXC 
UHS-III 
 
YES 
YES 
312 MB/s 
*at SD UHS-II speeds 
SDexpress (SD 7.0) 
 
YES 
YES 
104 MB/s 
*at lower speeds 
CFast 2.0 
 
YES 
NO 
600 MB/s 
1big Dock SDD Pro only 
CompactFlash  
(UDMA 7) 
 
NO 
YES 
167 MB/s 
1big Dock HDD only 
CFexpress 1.0 
 
YES 
NO 
1000 MB/s 
1big Dock SDD Pro only 
XQD 
 
NO 
NO 
Not supported 

 

Hub and Expansion  

 

Docking - Hub and Expansion Ports 

1big Dock
SSD Pro
1big Dock
HDD

Notes 

USB 3.0 hub 

YES 

YES 

7.5W power output 

DisplayPort 1.4 

YES 

YES 

 

 

Thunderbolt Ports Connectivity  

 

Thunderbolt 3
(A) Host port  

 

Can I connect to... 
1big Dock
SSD Pro
1big Dock
HDD
Notes 

Thunderbolt 3 computer 

YES 

YES 

 

USB computer 

NO 

YES 

 

Thunderbolt device 

NO 

NO 

 

USB device 

NO 

NO 

 

Monitor 

NO 

NO 

 

Thunderbolt 3 to Thunderbolt 2 Adapter 

NO* 

YES 

1big Dock SSD Pro is compatible only with Thunderbolt 3 computers 

 

Thunderbolt 3
(B) Peripheral port 
 
Use this port to... 
 
...connect a single Thunderbolt 3 or USB-C device  
...daisy chain multiple Thunderbolt devices 
...connect a laptop USB-C power supply to pass-through power to a laptop connected to the 1big Dock host port

 

Can I connect to...

1big Dock
SSD Pro
1big Dock
HDD

Notes

Thunderbolt 3 computer 

NO

NO

 

USB computer 

NO

NO

 

Thunderbolt device 

YES

YES

 

USB device 

YES

YES

 

Monitor 

YES

YES

 

Thunderbolt 3 to Thunderbolt 2 Adapter

Not supported

Not supported 

 

 

  

Interchangeable drawer (sleds)  

 

If I install...

1big Dock
SSD Pro
1big Dock
HDD

Notes

... a HDD  

Yes it works 

 

 but isn’t recommended 

... a SSD  

 

Yes it works  

 at lower performance ~1500MB/s 

  

Can I replace the drive installed inside my 1big dock?  

 

Device 
Notes 

1big Dock SSD Pro 

No

The SSD drive installed inside isn’t intended to be field replaceable 

1big Dock HDD 

Yes

If your device still under warranty, the HDD installed inside your device can be replaced without the need of replacing the entire unit
  1. ⁺ For a limited time of March 25, 2024, 10:00AM Pacific Time ("PT") to April 1, 2024 9:59AM PT, all orders placed at the Seagate store at Seagate.com will receive free ground shipping to addresses located within the United States.