Intel X550-T1 10GbE Single-Port Ethernet Converged Network Adapter | Replacement, Equivalent & Selection Guide
The Intel X550-T1 is a high-performance, single-port 10 Gigabit Ethernet Converged Network Adapter (CNA) featuring an RJ45 copper interface. Designed for demanding data center, enterprise server, and industrial automation environments, it delivers low-latency, high-throughput connectivity with advanced offload capabilities. This guide covers technical specifications, compatible replacements, equivalent models, and selection criteria to help engineers and procurement teams make informed sourcing decisions.
Technical Specifications
- Model / SKU: X550-T1
- Brand: Intel
- Series: Intel Ethernet 550 Series
- Controller: Intel X550-AT1
- Ports: 1 × RJ45 (10GBASE-T)
- Speed: 10GbE / 5GbE / 2.5GbE / 1GbE / 100Mbps (auto-negotiation)
- Interface: PCIe 3.0 x4
- Cable Type: Cat6a (up to 100 m at 10GbE), Cat6 (up to 55 m at 10GbE)
- OS Support: Windows Server 2012/2016/2019/2022, Linux (RHEL, SLES, Ubuntu), VMware ESXi
- Features: iSCSI, FCoE, SR-IOV, RDMA (iWARP), RSS, VMDq, VXLAN/NVGRE offload
- Power Consumption: ≤ 10.8 W (max)
- Form Factor: Low-profile & full-height brackets included
- Operating Temperature: 0 °C to 55 °C
- Weight: ~3.3 kg (retail packaging)
- Part Numbers: X550T1, E10G1-T1, X550-T1BLK
Compatible Replacement & Equivalent Models
The following adapters are functionally equivalent or drop-in replacements for the Intel X550-T1 in most server and industrial environments:
- Intel X550-T2 — Dual-port variant of the same X550 series; use when two RJ45 ports are required on a single PCIe slot.
- Intel X540-T1 — Previous-generation single-port 10GbE RJ45; compatible in most workloads but lacks multi-speed (2.5G/5G) support.
- Intel X710-T4L — Quad-port 10GbE RJ45 on X710 controller; higher port density, PCIe 3.0 x8.
- Broadcom BCM957412A4120C (P210TP) — Single-port 10GbE RJ45 PCIe 3.0 x4; compatible alternative with similar offload features.
- Chelsio T520-CR — Dual-port 10GbE SFP+; requires SFP+ DAC/fiber, not copper RJ45 — verify cabling before substitution.
- Mellanox ConnectX-4 Lx EN (MCX4121A-ACAT) — Dual-port 25GbE SFP28; higher bandwidth, different form factor — suitable for future-proofing upgrades.
- OEM Equivalents: Dell 540-BBIV, HP 817738-B21, Lenovo 4XC0F28731 — rebranded X550-T1 for specific server platforms.
Why Choose the Original Intel X550-T1
- Multi-speed flexibility: Auto-negotiates from 100 Mbps to 10 GbE — ideal for mixed-speed network environments without switch upgrades.
- Copper RJ45 infrastructure: Leverages existing Cat6/Cat6a cabling, eliminating SFP+ transceiver costs.
- Advanced offload engine: iSCSI, FCoE, and iWARP RDMA offloads reduce CPU overhead in storage-intensive workloads.
- SR-IOV support: Up to 64 virtual functions per port for high-density virtualization (VMware, KVM, Hyper-V).
- Broad OEM validation: Certified for Dell PowerEdge, HPE ProLiant, Lenovo ThinkSystem, and Supermicro platforms.
- Long product lifecycle: Intel’s 550 series remains in active production with stable driver support across major OS releases.
Typical Applications
- Data center server NIC upgrades (10GbE copper)
- Industrial automation control servers requiring high-throughput, low-latency Ethernet
- iSCSI SAN / NAS storage connectivity
- Virtualized environments (VMware vSphere, Microsoft Hyper-V, KVM)
- High-frequency trading (HFT) and financial computing infrastructure
- Edge computing nodes and ruggedized industrial PCs
- Network function virtualization (NFV) platforms
System Compatibility
- Server Platforms: Dell PowerEdge R640/R740/R750, HPE ProLiant DL360/DL380 Gen9/Gen10/Gen11, Lenovo ThinkSystem SR630/SR650, Supermicro X11/X12 series
- PCIe Slot: PCIe 3.0 x4 (backward compatible with x8 and x16 slots)
- Hypervisors: VMware ESXi 6.5/6.7/7.0/8.0, Microsoft Hyper-V 2016/2019/2022, KVM (RHEL/Ubuntu)
- Storage Protocols: iSCSI (hardware offload), FCoE (software FCoE via inbox driver)
- Switch Compatibility: Any 10GBASE-T switch port (Cisco Catalyst 9000, Arista 7050, Juniper QFX5100, etc.)
Selection Guide
Use the following criteria to determine whether the X550-T1 or an alternative best fits your application:
- Need single-port 10GbE copper RJ45 on PCIe x4? → X550-T1 is the optimal choice.
- Need dual-port on the same PCIe slot? → Upgrade to Intel X550-T2.
- Existing Cat5e infrastructure (max 10GbE at 30 m)? → X550-T1 works; verify cable length and quality.
- Need 25GbE or higher bandwidth? → Consider Mellanox ConnectX-5 or Intel E810 series with SFP28.
- OEM server with whitelist restrictions? → Source the OEM-branded variant (Dell 540-BBIV, HP 817738-B21) to avoid driver/firmware lock-out.
- Budget-constrained replacement? → Intel X540-T1 offers similar single-port 10GbE RJ45 at lower cost; lacks 2.5G/5G multi-speed.
- Virtualization-heavy workload (>32 VMs)? → Confirm SR-IOV VF count meets requirements; X550-T1 supports up to 64 VFs.
Quality Assurance & Sourcing
- Authenticity: All Intel X550-T1 units sourced by Konmask.com are genuine Intel-manufactured adapters with original firmware and holographic labels.
- Testing: Each unit undergoes link-up, throughput, and offload verification prior to shipment.
- Condition: New (factory-sealed) and refurbished (tested, cleaned, re-certified) options available — specify at order.
- Documentation: Intel datasheet, quick installation guide, and certificate of conformance provided on request.
- Warranty: 12-month Konmask warranty; Intel limited hardware warranty honored where applicable.
How to Order
- Online: Add to cart directly from this page. Bulk/wholesale inquiries: contact support@konmask.com.
- Lead Time: In-stock units ship within 1–3 business days. Pre-order lead time: 7–15 business days.
- Payment: T/T (bank transfer), PayPal, credit card, and trade credit (approved accounts).
- Export: Available for international shipment; export documentation and customs HS code 8471.80 provided.
- MOQ: 1 unit (retail); contact us for volume pricing on 10+ units.
Replacement & Compatibility FAQ
Q: Can the Intel X550-T1 replace an X540-T1 directly?
A: Yes, in most cases. The X550-T1 is backward-compatible with 10GbE and 1GbE speeds. The additional 2.5G/5G speeds are a bonus. Driver update may be required.
Q: Is the X550-T1 compatible with VMware ESXi 8.0?
A: Yes. Intel provides native inbox drivers for ESXi 6.5 through 8.0. The adapter is listed on VMware’s Hardware Compatibility List (HCL).
Q: What cable category is required for 10GbE at 100 m?
A: Cat6a (or Cat7) is required for 10GBASE-T at distances up to 100 m. Cat6 supports 10GbE up to approximately 55 m.
Q: Can I use the X550-T1 in a PCIe x8 or x16 slot?
A: Yes. PCIe is backward-compatible; the card will operate at x4 electrical speed regardless of physical slot size.
Q: Does the X550-T1 support Windows Server 2022?
A: Yes. Intel provides signed drivers for Windows Server 2012 R2 through 2022 via Intel’s download center and Windows Update.
Q: What is the difference between X550-T1 and X550-T1BLK?
A: X550-T1BLK is the boxed retail version with both low-profile and full-height brackets included. Functionally identical to X550-T1.
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