information, specifications, and requirements for M.2 on various Dell models.

Precision 7710,7720:

Internal dives supported: 3

Drive configurations supported ( max ): (3x M.2) (2x M.2 and 1x 2.5inch SATA).

7710,7720 PCIE Lanes:

The 2 M.2 slots available are wired as 4X

The 2.5 Inch bay is wired as 2X

Parts needed to install an M.2 into the 2.5 inch bay of 7710 and 7510:

1x 745TM 2.5 inch metal bracket - most units will have this already included

1x Y1WJX M.2 bracket ( goes inside of 745TM )

4x 2864D M3X3 screw. Most systems will have these already included. These screws hold in the Y1WJX M.2 drive carrier, or a 2.5 inch drive into 745TM.

1x WPTND M.2 Interposer Board. This installs into Y1WJX M.2 bracket.

5x 4270E M2.0*3L screws

1x HR8P8 M.2 thermal cover

Find instructions here on the Dell Community.

Precision 7510,7520:

Internal dives supported: 2
Drive configurations supported: (1xM.2) (1x2.5 SATA) (2xM.2) (1xM.2 and 1x2.5 SATA)

PCIE Lanes:
M.2 slot supports 4x

The 2.5 Inch bay is wired as 2X

Parts needed to install an M.2 into the 2.5 inch bay are the same as the 7710 above.

Precision 5510 and XPS 9550:

Internal dives supported: 2

Drive configurations supported: (1x M.2) (1x 2.5 SATA) (1xM.2 and 1X 2.5 SATA)

PCIE Lanes:

M.2 slot supports 4x

The 2.5 Inch bay is wired as SATA

Parts needed in order to install a M.2:

1x 88DJK thermal pad ( no plate required )

Parts needed in order to add a 2.5 inch drive:

1x XDYGX cable

2x 3XYT5 rubber side isolator
1x 3FDY3 metal HDD bracket ( some units may already have this installed even if a 2.5 inch drive wasn’t ordered from Dell originally )
Discussed here on Dell Community.

Precision 3510:
Internal dives supported: 1
Drive configurations supported: (1x M.2) (1x 2.5inch SATA)

PCIE Lanes:
M.2 slot supports 4x
2.5 Inch bay is wired as SATA

Parts needed to upgrade from 2.5 inch drive to M.2 drive:

1x X3YR8 M.2 end bracket

1x 1X2MT thermal cover

2x 4270E M2X3 screws
Discussed here on SpiceWorks.

Precision 3520:
Internal dives supported: 2
Drive configurations supported: (1x M.2) (1x 2.5inch SATA) (1x M.2 cache drive and 1x 2.5 inch drive )
PCIE Lanes:
M.2 slot supports 4X
2.5 Inch bay is wired as SATA

Parts needed to upgrade from 2.5 inch drive to M.2 drive:
1x 2FFR0 end bracket
1x X3DN4 -Thermal plate
1x 4270E - End screw

Latitude E5270, E5470, E5570:
Internal dives supported: 1
Drive configurations supported: (1x M.2) (1x 2.5inch SATA)

PCIE Lanes:

E5270 supports 2x
E5570 with H processor supports 4X
E5570 with U processor supports 2X
E5470 with H processor supports 2X
E5470 with U processor supports 2X
2.5 Inch bay is wired as SATA

Parts needed to upgrade from 2.5 inch drive to M.2 drive is same as 3510 above.

Latitude 5280, 5480, 5580:

Internal dives supported: 2

Drive configurations supported: (1x M.2) (1x 2.5inch SATA) (1x M.2 cache drive and 1x 2.5 inch drive )

PCIE Lanes:

E5280 supports 2X

E5580 with H processor supports 4X

E5580 with U processor supports 2X

E5480 with H processor supports 4X

E5480 with U processor supports 2X

2.5 Inch bay is wired as SATA

Parts needed to upgrade from 2.5 inch drive to M.2 drive are same as 3520 above.

Latitude E7270, E7470:

Internal dives supported: 1

Drive configurations supported: (1x M.2)

PCIE Lanes:

M.2 slot supports 2X

Parts Needed in order to upgrade to NVME:

1x DJ69P thermal cover

2x 4270E screw M2X3 ( most systems will have at least one of these already included )

Latitude 7280, 7480:

Internal dives supported: 1

Drive configurations supported: (1x M.2)

PCIE Lanes:

M.2 slot supports 2X

Parts Needed in order to upgrade to M.2:

1x R6TGF thermal cover

2x VJYP9 screw M2X3 ( most systems will have at least one of these already included )

Discussed here on SpiceWorks.

XPS 13 9350/9360:

Internal dives supported: 1

Drive configurations supported: (1x M.2)

PCIE Lanes:

The M.2 slot available supports up to 4X

Parts needed:

1x 4270E screw M2X3

XPS 13 9365:

Internal dives supported: 1

Drive configurations supported: (1x M.2)

PCIE Lanes:

The M.2 slot available supports up to 4X

Parts needed:

1x 4HP13 - Thermal plate

2x JPRFM - M1.6x2.5 screws

Optiplex 5040, 7040 ( Mini Tower ):

Internal dives supported: 2

Drive configurations supported: (1xM.2) (2xM.2) (1xM.2 and 1x2.5) (2x2.5) (1x3.5)

PCIE Lanes:

The single on board M.2 slot supports up to 4X

The M.2 drive installed into the 2.5 inch bay: 2x

Parts needed for M.2:

On motherboard M.2 bay:

1x J0N94 thermal pad ( installs onto the motherboard under the M.2 drive )
1x YYJF8 screw M2X3.5

2.5 inch bay with M.2:

1x 6J3FV SATA cable
1x X9FV3 M.2/2.5 inch bay adapter/caddy

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