Specifications

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Dual SFP28 (copper and optical)

Protocol Support

Ethernet: 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X

Data Rate: 1/10/25 Gb/s Ethernet

PCI Express Gen3/Gen4: SERDES @ 8.0GT/s / 16.0GT/s (respectively), 8 lanes (2.0 and 1.1 compatible)

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a)

Passive Cables

12.5W

Maximum Power

Passive Cables

17.5W

1.5W Active Cables

21W

Maximum power available through SFP28 port: 1.5W

Airflow

Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety

CB / cTUVus / CE

EMC

CE / FCC / VCCI / ICES / RCM

RoHS

RoHS compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Dual QSFP28 (copper and optical)

Protocol Support

Ethernet: 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X

Data Rate: 1/10/25/40 Gb/s Ethernet

PCI Express Gen3/Gen4: SERDES @ 8.0GT/s / 16.0GT/s (respectively), 16 lanes (2.0 and 1.1 compatible)

Power and Airflow

Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a)

Passive Cables

18.4W

Maximum Power

Passive Cables

21.6W

1.5W Active Cables

24.9W

2.5W Active Cables

26.1W

Maximum power available through QSFP28 port: 3.5W

Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety

CB / cTUVus / CE

EMC

CE / FCC / VCCI / ICES / RCM

RoHS

RoHS compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Dual QSFP28 (copper and optical)

Protocol Support

Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4, 56GBASE-R4, 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X

Data Rate: 1/10/25/40/50/100 Gb/s Ethernet

PCI Express Gen3/Gen4: SERDES @ 8.0GT/s / 16.0GT/s (respectively), 16 lanes (2.0 and 1.1 compatible)

Note: PCIe 4.0 x16 bus can supply a maximum bandwidth of 256Gb/s (=16 * 16GT/s, including overhead), and can support 200Gb/s when both network ports of MCX516A-CDAT run at 100Gb/s.

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a)

Passive Cables

19.3W

Maximum Power

Passive Cables

23.4W

1.5W Active Cable

26.8W

2.5W Active Cable

29.0W

Maximum power available through QSFP28 port: 5W

Airflow

See Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety

CB / cTUVus / CE

EMC

CE / FCC / VCCI / ICES / RCM

RoHS

RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Dual SFP28 Ethernet (copper and optical)

Protocol Support

Ethernet: 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, SGMII / 1000BASE-X

Data Rate: 1/10/25 Gb/s Ethernet

PCI Express Gen3: SERDES @ 8.0GT/s, 8 lanes (2.0 and 1.1 compatible)

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a)

Passive Cable

9.5W

Maximum Power

Passive Cable

11.8W

1.5W Active Cable

15.1W

Maximum power available through SFP28 port: 1.5W

Airflow

See Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety

CB / cTUVus / CE

EMC

CE / FCC / VCCI / ICES / RCM

RoHS

RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Dual SFP28 Ethernet (copper and optical)

Protocol Support

Ethernet: 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, SGMII / 1000BASE-X

Data Rate: 1/10/25 Gb/s Ethernet

PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a)

Passive Cable

12.7W

Maximum Power

Passive Cable

15.1W

1.5W Active Cable

18.5W

Maximum power available through SFP28 port: 2.5W

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Airflow

See Airflow Specifications.

Regulatory

Safety

CB / cTUVus / CE

EMC

CE / FCC / VCCI / ICES / RCM

RoHS

RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Single QFP28 (copper and optical)

Protocol Support

Ethernet: 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X

Data Rate: 1/10/25/40/50 Ethernet

PCI Express Gen3: SERDES 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a)

Passive Cable

12.7W

Maximum Power

Passive Cable

15.1W

1.5W Active Cable

18.5W

2.5W Active Cable

20.7W

Maximum power available through QSFP28 port: 3.5W

Airflow

See Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety

CB / cTUVus / CE

EMC

CE / FCC / VCCI / ICES / RCM

RoHS

RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package..

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Dual QSFP28 (copper and optical)

Protocol Support

Ethernet: 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X

Data Rate: 1/10/25/40/50 Gb/s Ethernet

PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a)

Passive Cable

14.7W

Maximum Power

Passive Cable

17.2W

1.5W Active Cable

20.6W

2.5W Active Cable

22.8W

Maximum power available through QSFP28 port: 3.5W

Airflow

See Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety

CB / cTUVus / CE

EMC

CE / FCC / VCCI / ICES / RCM

RoHS

RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Single QSFP28 (copper and optical)

Protocol Support

Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4, 56GBASE-R4, 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X

Data Rate: 1/10/25/40/50/100 Gb/s Ethernet

PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a):

Passive Cable

14.2W

Maximum Power:

Passive Cable

17.0W

1.5W Active Cable

18.6W

2.5W Active Cable

19.7W

Maximum power available through QSFP28 port: 5W

Airflow

See Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety:

CB / cTUVus / CE

EMC:

CE / FCC / VCCI / ICES / RCM

RoHS:

RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Physical

Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile

Connector: Dual QSFP28 (copper and optical)

Protocol Support

Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4, 56GBASE-R4, 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X

Data Rate: 1/10/25/40/50/100 Gb/s Ethernet

PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)

Note: PCIe 3.0 x16 bus can supply a maximum bandwidth of 128Gb/s only (=16 * 8GT/s, including overhead), and therefore cannot support 200Gb/s when both network ports of MCX516A-CCAT run at 100Gb/s.

Power and Airflow

Voltage: 12V

Power

Cable Type

Typical Power(a):

Passive Cable

16.2W

Maximum Power:

Passive Cable

19.0W

1.5W Active Cable

22.3W

2.5W Active Cable

24.6W

Maximum power available through QSFP28 port: 5W

Airflow:

See Airflow Specifications.

Environmental

Temperature

Operational

0°C to 55°C

Non-operational

-40°C to 70°C(b)

Humidity

Operational

10% to 85% relative humidity

Non-operational

10% to 90% relative humidity

Altitude (Operational)

3050m

Regulatory

Safety:

CB / cTUVus / CE

EMC:

CE / FCC / VCCI / ICES / RCM

RoHS:

RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Airflow (LFM) with airflow direction from heatsink to port.

Cable Type

OPN

Passive

Active 1.5W

Active 2.5W

Active 3.5W

Active 5W

MCX512A-ADAT

200LFM

350LFM

N/A

N/A

N/A

MCX516A-BDAT

300LFM

350LFM

400LFM

400LFM

N/A

MCX516A-CDAT

400LFM

600LFM

850LFM

1000LFM

1400LFM

MCX512A-ACAT / MCX512A-ACUT

150LFM

300LFM

N/A

N/A

N/A

MCX512F-ACAT / MCX512F-ACHT

200LFM

300LFM

N/A

N/A

N/A

MCX515A-GCAT

300LFM

350LFM

400LFM

400LFM

N/A

MCX516A-GCAT

350LFM

500LFM

600LFM

650LFM

N/A

MCX515A-CCAT/ MCX515A-CCUT

300LFM

350LFM

400LFM

400LFM

950LFM

MCX516A-CCAT / MCX516A-CCHT

350LFM

500LFM

600LFM

650LFM

1300LFM

Warning

All dimensions are in millimeters. All the mechanical tolerances are +/- 0.1mm.

Mechanical Drawing of a Dual-Port x16 Card

image2018-11-11_16-7-44.png


Mechanical Drawing of a Dual-Port x8 Card

image2018-11-11_16-8-15.png


Dimensions in millimeters.

Single-port Tall Bracket

Dual-port Tall Bracket

MCX512F-ACAT Tall Bracket

image2018-11-11_16-9-2.png

image2018-11-11_16-9-22.png

image2023-12-18_10-54-55.png

© Copyright 2023, NVIDIA. Last updated on Jan 14, 2024.