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Cisco

Cisco NXN-K35-8X | 2x 40GbE QSFP+ SmartNIC (8-channel), KU035 FPGA, PCIe Gen3, ultra-low latency

SKU:NXN-K35-8X

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Description

High-performance SmartNIC featuring two QSFP+ ports and an KU035-class FPGA, delivering ultra-low-latency packet I/O with flexible channelization for demanding workloads. Supports common 40G optics and DAC/AOC, with capabilities suited to precision capture, filtering, and on-card acceleration.

Features

- Dual 40GbE QSFP+ ports for high-throughput connectivity
- Eight-channel architecture for flexible traffic steering
- KU035-class FPGA for customizable acceleration
- Ultra-low-latency packet processing and capture
- Support for QSFP+ optics and DAC/AOC, including 4x10G breakout

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Does it support QSFP+ breakout to 4x10GbE?
A: Yes, with suitable breakout optics or DAC/AOC and platform support; consult documentation for specifics.

Q: Which optics are compatible?
A: QSFP+ SR4/LR4 and compatible DAC/AOC cables are supported; check vendor guidelines for approved modules.

Q: Is hardware timestamping available?
A: Yes, hardware-assisted timestamping is available when used with the vendor’s software stack.

Q: What PCIe slot is recommended?
A: Install in a PCIe Gen3 slot; a mechanically x8 or x16 slot is generally suitable.

Q: Can it be used for ultra-low-latency applications?
A: Yes, it is designed for ultra-low-latency packet processing and capture.

Technical Specifications

- Ports: 2x 40GbE QSFP+
- Channels: 8-channel configuration
- FPGA: Xilinx Kintex UltraScale KU035-class
- Media: Supports QSFP+ SR4/LR4 optics and compatible DAC/AOC
- Operation: 40GbE per port; 4x10GbE breakout supported with appropriate optics/cables (platform dependent)
- Latency: Ultra-low-latency packet I/O (application and setup dependent)
- Timestamping: Hardware-assisted timestamping with vendor tooling
- Host interface: PCIe Gen3
- Form factor: Low-profile PCIe card

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