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Dual-port PCIe 10GBASE-T / NBASE-T network adapter with Intel X550AT2
A two-port PCI Express multi-gigabit NIC with dual RJ45, Intel X550AT2, 10G/5G/2.5G/1G/100Mbps support, 9K jumbo frames and VLAN tagging.

Key capabilities
Dual 10GbE RJ45 ports
Adds two copper multi-gigabit Ethernet ports through PCI Express x4.
Current Intel X550AT2
The current exact StarTech datasheet identifies Intel X550AT2, updating the older X550AT field in the supplied table.
NBASE-T multi-gigabit support
Supports 5G and 2.5G over suitable Cat5e cabling, plus 10GBASE-T.
9K jumbo and VLAN
Supports up to 9K jumbo frames and IEEE 802.1Q VLAN tagging.
What to know before buying
10Gbps operation requires suitable Cat6a cabling; lower multi-gigabit speeds can use suitable Cat5e according to StarTech. Requires an available PCI Express x4 slot.
Australian version and manufacturer warranty
This item is the Australian version supplied by DeviceDeal and is covered by the official StarTech.com 2-year manufacturer warranty in Australia.
Please retain your DeviceDeal tax invoice as proof of purchase. Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment.
Frequently asked questions
How many network ports does ST10GPEXNDPI provide?
What network speeds are supported?
Which chipset does current StarTech documentation list?
What PCIe interface is required?
Does it support jumbo frames?
Does it support VLAN tagging?
What cable is required for 10Gbps?
What warranty applies in Australia?
(ST10GPEXNDPI)
Features and highlights
Dual 10GbE RJ45 ports
Adds two copper multi-gigabit Ethernet ports through PCI Express x4.
Current Intel X550AT2
The current exact StarTech datasheet identifies Intel X550AT2, updating the older X550AT field in the supplied table.
NBASE-T multi-gigabit support
Supports 5G and 2.5G over suitable Cat5e cabling, plus 10GBASE-T.
9K jumbo and VLAN
Supports up to 9K jumbo frames and IEEE 802.1Q VLAN tagging.
- 2 × RJ45
- 10G / 5G / 2.5G / 1G / 100M
- Intel X550AT2
- 2-year warranty
Specifications
Verified specifications for StarTech ST10GPEXNDPI.

Warranty Information
| Warranty | 2 Years |
|---|
Hardware
| Bus Type | PCI Express |
|---|---|
| Card Type | Standard Profile (LP bracket incl.) |
| Chipset ID | Intel - X550AT2 (current exact StarTech datasheet) |
| Industry Standards | IEEE 802.3an (10GBASE-T) IEEE 802.3ab (1GBASE-T) IEEE 802.3u (100BASE-T) PCI Express Rev 3.0 |
| Interface | RJ45 (10 Gigabit Ethernet) |
| Ports | 2 |
Performance
| Auto MDIX | Yes |
|---|---|
| Compatible Networks | 10 Gbps/5G/2.5G/1G/100 Mbps |
| Full Duplex Support | Yes |
| Jumbo Frame Support | 9K max. |
| Maximum Data Transfer Rate | 10 Gbps |
| Promiscuous Mode | Yes |
| Supported Protocols | IEEE 802.3X (Flow Control Support) IEEE 802.1q (VLAN tagging) |
Connector(s)
| Connector Type(s) | 1 - PCI Express x4 Male |
|---|---|
| External Ports | 2 - RJ-45 Female |
Software
| OS Compatibility | Windows¨ 7, 8, 8.1, 10 Windows Server¨ 2008 R2, 2012, 2012 R2, 2016, 2019 (Windows Drivers are supported in 64-bit only) Linux 3.x to 4.11 LTS Versions only |
|---|
Special Notes / Requirements
| System and Cable Requirements | Available PCI Express x4 slot |
|---|---|
| System and Cable Requirements | For Windows, NBase-T support requires Windows 8 or higher |
Indicators
| LED Indicators | 2 - Link Speed |
|---|---|
| LED Indicators | 2 - Link/Activity |
Environmental
| Humidity | 20% ~ 80% RH |
|---|---|
| Operating Temperature | 5°C to 50°C (41°F to 122°F) |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
Physical Characteristics
| Color | Black |
|---|---|
| Product Height | 5.2 in [13.2 cm] |
| Product Length | 9 in [22.8 cm] |
| Product Width | 0.6 in [15 mm] |
| Weight of Product | 3.5 oz [98 g] |
Packaging Information
| Package Height | 4.6 in [11.6 cm] |
|---|---|
| Package Length | 11.3 in [28.6 cm] |
| Package Width | 8.7 in [22.1 cm] |
| Shipping (Package) Weight | 7 oz [199 g] |
What's in the Box
| Included in Package | 1 - network card |
|---|---|
| Included in Package | 1 - low-profile bracket |
| Included in Package | 1 - quick-start guide |
| SKU | ST10GPEXNDPI |
| Barcode # | 65030874502 |
| Brand | STARTECH |
| Shipping Weight | 0.2000kg |
| Shipping Width | 0.100m |
| Shipping Height | 0.050m |
| Shipping Length | 0.200m |
| Shipping Cubic | 0.001000000m3 |
StarTech.com warranty in Australia
This item is the Australian version supplied by DeviceDeal and is covered by the official StarTech.com 2-year manufacturer warranty in Australia.
Please retain your DeviceDeal tax invoice as proof of purchase.
Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment. This wording does not promise automatic replacement or guaranteed claim approval.
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