🌟 NVIDIA Mellanox® MCX623435MN-CDAB | ConnectX-6 Dx EN Adapter | 100GbE | Single QSFP56 | PCIe 4.0 x16 | Multi-Host + Socket Direct | OCP 3.0 | Refurbished
Model: MCX623435MN-CDAB
Part Number: 900-9X658-0016-MB0
Condition: Refurbished – Fully Tested
Form Factor: OCP 3.0
Speed: 100GbE
Port Configuration: Single QSFP56
Interface: PCIe 4.0 x16
Multi-Host: Supported
Socket Direct: Supported
Crypto: No Crypto Enabled
The NVIDIA Mellanox® MCX623435MN-CDAB is a high-performance ConnectX-6 Dx EN adapter engineered for hyperscale cloud, AI/ML infrastructure, and modern enterprise data centers. Featuring single-port 100GbE connectivity, PCIe 4.0 x16 bandwidth, and advanced deployment features such as Multi-Host and Socket Direct, this OCP 3.0 NIC delivers exceptional throughput, scalability, and flexibility in next-generation server architectures.
🔧 Specifications
Product Type: ConnectX-6 Dx EN Network Adapter Card
Port: 1× QSFP56 (100GbE)
Interface: PCIe Gen4 x16
Form Factor: OCP 3.0
Multi-Host Support: Yes
Socket Direct: Yes
Crypto: No Crypto Features
Condition: Refurbished / Fully Validated
🌐 Key Features & Benefits
100GbE Single-Port Throughput
High-bandwidth networking for HPC, cloud fabrics, and real-time data pipelines.
PCIe Gen4 x16
Supports double the throughput of PCIe Gen3 for accelerated data movement.
Multi-Host Architecture
Connect multiple host systems using a single adapter for hyperscale deployment efficiency.
Socket Direct Support
Provides low-latency data paths and improved CPU load distribution.
OCP 3.0 Design
Ideal for modular, open, and large-scale data center environments.
Optimized for HPC & AI
Supports hardware acceleration such as RoCE, NVMe-oF, and SR-IOV (firmware dependent).
🎯 Ideal Use Cases
Hyperscale Cloud Infrastructure
High-density compute and multi-tenant environments.
AI & Machine Learning
Optimized for distributed training, real-time inference, and high-bandwidth GPU clusters.
HPC Clusters
Ultra-low latency and high throughput for compute-intensive workloads.
Enterprise & Edge Deployments
Scalable, secure, and power-efficient 100GbE networking.
📋 Quality Assurance
Fully Refurbished & Professionally Tested
Port, bandwidth, and thermal performance validated
Minimal cosmetic wear
Guaranteed compatibility with major OCP 3.0 servers
💳 Payment & Shipping
Payments: PayPal, Credit Cards, Wire Transfer
Shipping: Worldwide (8–13 business days), secure packaging
Returns: Accepted within return period (buyer pays return shipping)
Volume Orders: Bulk discounts available
🤝 Why Choose T.E.S IT-SOLUTIONS?
Specialists in NVIDIA Mellanox refurbished high-performance networking
Extensive in-stock inventory of NICs, switches, cables, and optics
Enterprise-level testing & quality assurance
Global shipping with expert technical support
Competitive pricing for hyperscale and enterprise buyers