Altitude
(Operational)
3050m
Environment
al
Airflow
Cable
Type
Hot Aisle
HSK to Port
Cold Aisle @35C
Port to HSK
Active
Mode@55C
Standby
Mode@45C
Active
Mode
Standby
Mode
Passive
Cable
400LFM
100LFM TBD TBD
Regulatory
Safety
CB / cTUVus / CE
EMC CE / FCC / VCCI / ICES / RCM
RoHS RoHS compliant
a.ConnectX-6 Dx adapters supplement the auto-negotiation specification to get better bit error
rates and longer cable reaches. This supplemental feature only initiates when connected to another
NVIDIA Ethernetproduct.
b. Typical power for ATIS traffic load.
c. For both operational and non-operational states.
MCX623435MN-CDABSpecifications
Physical
Form Factor: Small Form Factor (SFF) OCP 3.0
Size: 4.52 in. x 2.99 in (115.00mm x 76.00mm)
Connector: Single QSFP56 Ethernet (copper and optical)
Retention Mechanism: Thumbscrew(Pull Tab) Bracket
Protoco
l
Support
Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4,100GBASE-CR2, 100GBASE-KR2,
100GBASE-SR2, 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: Ethernet 1/10/25/40/50/100 Gb/s
PCI Express Gen 4.0: SERDES @ 16.0GT/s, 16 lanes (2.0 and 1.1 compatible)
Power
and
Environ
mental
Voltage: 3.3VAUX, 12V
Power Cable Type Active Mode Standby Mode
Typical Power
(b)
Passive Cables 18W 5.7W
Maximum Power Passive Cables 23.4W 10W
Maximum power available through QSFP56 port:5W
Temperature Operational 0°C to 55°C
Non-operational -40°C to 70°C
Humidity
90% relative humidity
(c)