Dell POWEREDGE M1000E - Manual (Page 73)

PowerEdge Blade Servers and InfiniBand Adapters
Mezzanine Cards
Mellanox DDR
Connect-X
Mellanox QDR
Connect-X2
Mellanox QDR
Connect-X3
Mellanox FDR10
Connect-X3
Mellanox FDR
Connect-X3
Blade
Servers
M420
Not
Supported
Not
Supported
Not
Supported
 Not
Supported
M520
Not
Supported
Not
Supported
  Not
Supported
M620
Not
Supported
Not
Supported
  
M820
Not
Supported
Not
Supported
Not
Supported
 Not
Supported
M9
10     Not
Supported
M9
15     Not
Supported
73 Dell M-Series Blade I/O Guide