P52CG2B608 Dual port 400G Ethernet PCIe Gen 5.0 Server Adapter Broadcom based

Dual port 400G Broadcom Thor2 BCM57608 based

Silicom’s P52CG2B608 400Gigabit Ethernet PCI Express server adapter is ideal for high-performance computing applications, cloud, storage, AI and machine learning applications. The P52CG2B608 PCIe adapter provides 2x200Gbps combined with state-of-the-art hardware acceleration engines enabling to optimize application performance.

The P52CG2B608 400 Gigabit Ethernet PCIe server adapter is based on Broadcom Thor2 BCM57608 – 400 Gbps Ethernet controller, featuring, in-line hardware security cryptographic off load, 400G TrueFlow™ hardware acceleration engine and RDMA over Converged Ethernet (RoCE) with hardware-based congestion control.

P52CG2B608 Dual port 400G Ethernet PCIe Gen 5.0 Server Adapter Broadcom based

Dual port 400G Broadcom Thor2 BCM57608 based

Network Interface:

SERDES capable of 100G/50G PAM4 and 25G NRZ
Supports up to 4 ports
400Gb/s total BW, 2x200G/2x100G/1x400G (4x100GPAM4*)/4x100G(4x100GPAM4*)
2x QSFP112
Auto-negotiation with auto-detect.
IEEE1588

Host Interface:

16 lanes of PCI Express 5.0

Networking / Virtualization and Accelerations:

kTLS Hardware offload encryption/decryption support
QUIC Hardware offload encryption/decryption support
Remode Direct Memory Access (RDMA)
RoCEV2 Congestion Control

TrueFlow Packet Processing:

vSwitch Acceleration and Enhance Software Framework for Packet Processing
Flexible matching key
NAT and NAPT
Tunel encap/decap

Manageability:

Network controller Sidband interface (NC-SI)
Management Component Transport Protocol (MCTP)
MCTP over SMBus/I2C
MCTP over PCIe

*Requires QSFP112 and special configuration, please contact Silicom

P52CG2B608 Dual port 400G Ethernet PCIe Gen 5.0 Server Adapter Broadcom based

Dual port 400G Broadcom Thor2 BCM57608 based

-QX4: QSFP112 200GBASE-CR4 Ethernet Adapter General Specifications
QSFP112 (Quad Small Form-factor Pluggable) supports:	2x 200GBase-SR4/LR4/FR4 (QSFP56, 4x50GPAM4) 2x 100G-SR4/LR4 (QSF28, 4x25GNRZ) 1x400G (QSFP112, 4x100GPAM4)* 4x100G (QSFP112, 4x100GPAM4*
-QS4: Fiber QSFP56 200GBASE-SR4 Ethernet Adapter General Specifications
IEEE Standard / Network topology:	Fiber Gigabit Ethernet, 200GBASE-SR4 (840-860nm)
Data Transfer Rate:	200Gb/s (4 X 50Gb/s, PAM4)
Cables and Operating distance:	Maximum link length of 100m on OM4 Multimode Fiber (MMF)
Optical Output Power:	Minimum: -6.5 dB *As defined by the specification of IEEE 802.3cd-2018
Stressed Receiver Sensitivity (SRS):	Maximum: -3.4 dBm *As defined by the specification of IEEE 802.3cd-2018
-QS41: Fiber QSFP28 100GBASE-SR4 Ethernet Adapter General Specifications
IEEE Standard / Network topology:	Fiber Gigabit Ethernet, 100GBase-SR4 (850nM)
Data Transfer Rate:	103.125GBd
Cables and Operating distance: Up to:	Multimode fiber: 62.5um, (OM4) 100m
Optical Output Power:	Typical: -1.55 dBm Minimum: -8.4 dB * Being defined by IEEE 802.3bm
Optical Receive Sensitivity:	Typical: -8.94 dBm Maximum: -5.2 dBm * Being defined by IEEE 802.3bm
Operating Systems Support
Operating system support:	Linux FreeBSD
P52CG2B608 -QX4: General Technical Specification
Interface Standard:	PCI-Express Base Specification Revision 5.0 (32 GTs)
Board Size:	Low-Profile, half-length (LP/HL) PCIe add-in card 68.90mm X 167.65mm (2.731” X 6.60”)
PCI Express Card Type:	x16 Lane Gen 5.0
Network Ports:	2x QSFP112
PCI Express Voltage:	+12V ± 8%
PCI Connector:	Gold Finger: x16 Lane
Controller:	Broadcom BCM57608
Holder:	Metal Bracket
Power Consumption:	Maximum 31W
Operating Humidity:	0%–90%, non-condensing
Operating Temperature:	0°C – 45°C (32°F – 113°F)
Storage:	-40°C – 115°C
Regulation:	Card shall meet CE, FCC Class B, ROHS requirements

P52CG2B608 Dual port 400G Ethernet PCIe Gen 5.0 Server Adapter Broadcom based

Dual port 400G Broadcom Thor2 BCM57608 based

P/N	Description	Notes:
P52CG2B608-QX4	Dual Port QSFP56 2x200Gigabit Ethernet PCI Express Server Adapter	X16 Gen5.0 Bifurcation, Low Profile, Based on Broadcom BCM57608 Support Direct Attached Copper cable, Support Silicom QSFP56 approved transceiver, RoHS compliant
P52CG2B608-QS42	Dual Port Fiber (SR4) 2x200Gigabit Ethernet PCI Express Server Adapter	X16 Gen5.0 Bifurcation, Low Profile, Based on Broadcom BCM57608, on board support for Fiber SR4, RoHS compliant