Name: Expansion Riser Board R820
Brand: Dell
Price: 26.95 USD
Availability: InStock

Dell 3H7KD Expansion Riser Board R820

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$26.95

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In Stock: 197
Manufacturer: Dell
Model or Part: 3H7KD
Condition: New
Weight: 3.00lb

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Item Condition

New - Sealed or Open Box Condition
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Description

Overview

The Dell Expansion Riser Board R820 (part number 3H7KD) is a high-performance add-on solution designed to extend the capabilities of compatible Dell servers and workstations. By providing additional PCIe slots in a compact form factor, this riser board enables you to install extra network adapters, storage controllers, or GPU accelerators without sacrificing space or stability. Ideal for data center upgrades, virtualisation hosts, and high-throughput compute nodes, the R820 delivers reliable connectivity while maintaining optimal airflow within the chassis.

Key Features

Provides up to three full length PCIe x16 slots for maximum expansion flexibility
Supports both Gen 3 and Gen 4 PCI Express signaling for future-proof performance
Low profile design fits in standard Dell rack and tower enclosures
Integrated grounding and shielding reduce electromagnetic interference
Plug-and-play installation with no additional drivers required

Technical Specifications

Manufacturer: Dell
Model/Part Number: 3H7KD
Form factor: Low profile riser board
PCIe Slots: 3 x PCI Express x16 (full length)
Supported PCIe Versions: Gen 3 and Gen 4
Maximum power draw per slot: 75 watts
Operating temperature range: 0 deg to 40 deg C
Dimensions: 120 mm x 70 mm x 15 mm (L x W x H)
Weight: Approx 250 grams

Applications

Server and workstation upgrades that require additional high-speed I/O
Virtualisation platforms needing extra NICs for network segmentation
Storage arrays that benefit from dedicated RAID or SAS controllers
Machine learning or AI nodes that integrate GPU accelerators
High performance computing clusters where bandwidth and expandability are critical

This Dell Expansion Riser Board R820 offers a simple, reliable path to scale your system's capabilities while preserving the compact footprint of your existing hardware.