100G | Dual-port | PCIe 4.0x16 | RDMA

LRES1046PF-2QSFP28

PCIe x16 Dual-Port 100G Ethernet Network Adapter

PCIe Gen 4.0x16;

Dual-port QSFP28

Total bandwidth 100Gbps

1G/10G/25G/40G/50G/100Gbps

Support RDMA memory access

LRES1046PF-2QSFP28

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LRES1046PF-2QSFP28 is a PCIe x16 dual-port 100G QSFP28 Ethernet network adapter designed to meet the stringent requirements for high performance, high bandwidth, and network stability in data center and large-scale storage environments. Featuring a dual-port 100G QSFP28 design, it enhances network redundancy and reliability, while the total 100Gbps bandwidth enables efficient data transmission for big data and cloud computing applications.

In terms of features, LRES1046PF-2QSFP28 supports RDMA, allowing direct memory-to-memory data transfer without CPU involvement, reducing latency and improving data transfer efficiency. PXE support enables servers to load operating systems over the network during boot for rapid deployment. In addition, SR-IOV allows efficient I/O resource management for virtual machines by sharing physical resources. The adapter also provides data center optimization and advanced security features to reduce energy consumption and protect data confidentiality and integrity.

LRES1046PF-2QSFP28 is suitable for a wide range of applications, including data center interconnection, large-scale data storage, cloud computing, and high-performance computing.

Specifications

Model	LRES1046PF-2QSFP28
Cable medium	Optical fiber
Fiber Type	1000BASE-SX,1000BASE-LX,10GBASE-SR,10GBASE-LR,10GBASE-ER 25GBASE-SR,25GBASE-LR,40GBASE-SR4,40GBASE-LR4,40GBASE-ER4 50GBASE-SR,50GBASE-LR,100GBASE-SR4,100GBASE-LR4,100GBASE-ER4
Bracket Height	Low Profile & Full Height
Max Power(w)	24.3 W
Connector	2 * QSFP28
Bus Type	PCIe v4.0 (16GT/s) x16
Data rate per port	1G/10G/25G/40G/50G/100Gbps
Power Supply	PCIe
ESD	Contact discharge	±4KV
Protocol Support	IEEE 802.3bj, 802.3bm 100 Gigabit Ethernet IEEE 802.3by, Ethernet Technology Consortium 25, 50 Gigabit Ethernet supporting all FEC modes IEEE 802.3ba 40 Gigabit Ethernet IEEE 802.3ae 10 Gigabit Ethernet IEEE 802.3az Energy Efficient Ethernet IEEE 802.3ap based auto-negotiation and KR startup IEEE 802.3ad, 802.1AX Link Aggregation IEEE 802.1Q, 802.1P VLAN tags and priority IEEE 802.1Qau (QCN) Congestion Notification IEEE 802.1Qaz (ETS) IEEE 802.1Qbb (PFC) IEEE 802.1Qbg IEEE 1588v2
PXE	Yes
RDMA	Yes
SR-IOV	Yes
1588 PTP	Yes
Jumbo Frames	9.5KB
System Support	Windows 10/11 Windows Server 2016/2019/2022 Deepin 15.11/20/20.6/20.9 VMware ESXi 6.7 Ubuntu 18.04.5/20.04.1 Ubuntu 22.04.2/22.04.3 RHEL/CentOS 7.6/7.9/8.2/8.3 ZTENew Fulcrum 3.2.2/5.0.5 SUSE 12.5/15.4 FreeBSD 13.2 NeoKylin 7.6	OpenKylin 0.7.5 Mikrotik iKuai route Galaxy Kylin v10 Zhongke Fangde desktop OS Zhongke Fangde server OS Tongxin UOS 20 Emind OS

LED Indicators

1G/10G/25G/40G/50G/100Gbps	Connection Status	Green Link
1G/10G/25G/40G/50G/100Gbps	Transfer status	Green Blink

Environment Features

Operating Temperature	0°C to 50°C
Storage Temperature	-40°C to 85 °C
Storage Humidity	Maximum: 90% non-condensing relative humidity at 35 °C
Certification	FCC，CE，RoHS

Physical properties

Adapter size(unit:mm)	68.9*170
Package size (unit: mm)	25017032

Packing List

Bracket	Full bracket(installed) and Low Profile
Internet Network Adapter	*1
Product Warranty Card	*1
Packaging	Carton + Blister Box