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MCX553Q-ECAS Specifications

Physical

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

PCIe Auxiliary Cards Size:

Connector: Single QSFP28 InfiniBand and Ethernet (copper and optical)

Protocol Support

InfiniBand: IBTA v1.3a
Auto-Negotiation: 1X/2X/4X SDR (2.5Gb/s per lane), DDR (5Gb/s per lane), QDR (10Gb/s per lane), FDR10 (10.3125Gb/s per lane), FDR (14.0625Gb/s per lane), EDR (25Gb/s per lane) port

Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4, 50GBASE-R2, 50GBASE-R4, 40GBASE-CR4, 40GBASE-KR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 40GBASE-R2, 25GBASE-R, 20GBASE-KR2, 10GBASE-LR,10GBASE-ER, 10GBASE-CX4, 10GBASE-CR, 10GBASE-KR, SGMII, 1000BASE-CX, 1000BASE-KX, 10GBASE-SR

Data Rate

InfiniBand

SDR/DDR/QDR/FDR/EDR

Ethernet

1/10/25/40/50/100 Gb/s

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


ConnectX-5 Main Adapter Card Power






Voltage: 12V

Power

Cable

Typical Power b

Passive Cables

17W


Maximum Power

Passive Cables

20W

1.5W Active Cables

21.6W

2.5W Active Cables

22.7W

Maximum power available through QSFP28 port: 2.5W

PCIe Auxiliary Cards PowerTypical Power1.5W
Maximum Power2W

Airflow

Airflow

Cable Type

Airflow Direction (Heatsink to Port)

Passive Cable400LFM / 55°C
NVIDIA 2.5W Active Cable400LFM  / 55°C
EnvironmentalTemperatureOperational0°C to 55°C
Non-operational-40°C to 70°C  C
HumidityOperational

10% to 85% relative humidity 

Non-operational10% to 90% relative humidity 
Altitude (Operational)3050m

Regulatory

Safety: CB / cTUVus / CE

EMC: CE / FCC / VCCI / ICES / RCM

RoHS compliant

a The ConnectX-5 adapters supplement the IBTA auto-negotiation specification to get better bit error rates and longer cable reaches. This supplemental feature only initiates when connected to another NVIDIA Infini­Band product.
b Typical power for ATIS traffic load.
c The non-operational storage temperature specifications apply to the product without its package.

LED Specifications

See LED Interface.

Board Mechanical Drawings and Dimensions

All dimensions are in millimeters. The PCB mechanical tolerance is +/- 0.13mm.

Adapter Card Mechanical Drawing (Component Side)

PCIe Auxiliary Card Mechanical Drawing (Component Side)

Short Brackets Mechanical Drawing

All dimensions are in millimeters. The bracket mechanical tolerance is +/- 0.25mm.

ConnectX-5 Main Adapter Card Short Bracket


PCIe Auxiliary Card Short Bracket