Mellanox Connectx-5 En Single-Port Ethernet Network Adapter MCX515A-Ccat 100gbe Qsfp28 Pcie
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Product Highlights
- 100 GbE High Speed: Supports 10/25/40/50/100 GbE speeds with PCIe 3.0 x16 interface.
- RDMA & Offload Support: Features RoCEv2, NVMe over Fabric, and TLS encryption for low latency.
- Broad OS Compatibility: Compatible with Linux, Windows, VMware, and FreeBSD virtualization platforms.
- Industry-Leading Performance: Delivers high throughput, low latency, and low CPU usage for AI and storage.
- Comprehensive Certifications: CE, FCC, and RoHS compliant with ODCC compatibility.
- Flexible Customization: Customization available for self-developed cards with MOQ of 50 pieces.
- Stable Supply Chain: 100% original products with stable stock and reliable lead times.
- 36-Month Warranty: Provides 36-month warranty coverage for all products.
Product Attributes
- Customization
- Available
- Type
- Wired
- Bandwidth
- 100 Gbe
- Model NO.
- MCX515A-GCAT
- Interface
- PCI Express
- Transmission Rate
- 100 Gbe
- Application
- Server
- Connecting Medium
- Ethernet Card
- Motherboard Integrated
- -
- Frequency Range
- Single Frequency
- Type of Network
- Ethernet
- Field
- Server
- Main Chip
- Connectx®-5 En
- Operating System Compatibility
- Linux/Windows/Vmware/Freebsd
- Quality Assurance
- 1 Year
- Dimensions
- 167.65 X 68.9 mm
- Transport Package
- Box
- Specification
- Original specification
- Trademark
- NVIDIA
- Origin
- China
- Package Size
- 20.00cm * 15.00cm * 5.00cm
- Package Gross Weight
- 0.500kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Mellanox Connectx-5 En Single-Port Ethernet Network Adapter MCX515A-Ccat 100gbe Qsfp28 Pcie
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Product Description



Model | MCX515A-GCAT |
Manufacturer | NVIDIA |
Type | Ethernet Adapter (SmartNIC) |
Interface | PCIe 3.0 x16 (Backward compatible with x8/x4) |
Speed | 10/25/40/50/100 GbE Support |
Ports | Single-Port (QSFP28 Connector) |
Protocols | Ethernet/IPv4/IPv6, RoCEv2, VXLAN, SR-IOV |
Offload | RDMA, TLS Encryption, Network Virtualization |
Power Consumption | ~10W Typical (Max Load) |
Applications | Data Center, AI Training, Storage Acceleration |
Compatibility | Linux/Windows OS and Virtualization Platforms |
Certifications | CE, FCC, RoHS |
Dimensions | 167.65 x 68.9 mm (Low-Profile Form Factor) |
Adaptive routing for reliable transmission
Burst buffer offloading for background checkpoints
NVMe over Fabric offloading
Embedded PCIe
Enhanced vSwitch/vRouter offloading
RoCE (RDMA over Converged Ethernet) for network coverage
PCIe Gen 3.0 support
RoHS compliant
ODCC compatible
Industry-leading performance (high throughput/low latency/low CPU usage/high message rate)
Host chain technology rack design (storage/machine learning)
Multi-platform smart interconnection (x86/Power/GPU)
NVMe over Fabric offloading
Flexible programmable network adapters
Cutting-edge virtualization performance (NFV, etc.)
Efficient I/O consolidation (cost reduction/architecture simplification)
providesprofessional solutions for high-speed Internet access products and smarttelecommunications products.
others. Guided byour clients'demands, we also provide solutions for Brocade FC SAN,Nvidia InfiniBand and high-speed Ethernet.
With 16 years of experience in the industry and five years of export histo-ry, we value the client-centered principle and
sincerely serve every do-mestic and international client.





Our team has over 10 years of experience in AI server accessories and high-speed network solutions (FC SAN/InfiniBand/Ethernet), with deep industry expertise to deliver optimized solutions for various scenarios.
We maintain a stable supply chain with long-term partnerships with top manufacturers, ensuring sufficient stock and reliable lead times. We provide one-stop services including product selection, solution design and 24/7 after-sales support.
Benefiting from bulk purchasing, we offer highly cost-effective 100% original products at competitive prices.
2. Is the product brand new?
All products are 100% original and new. Official warranty is provided for authorized brands, and self-developed products pass strict quality inspection. Official verification is supported.
3. How long after payment will the goods be dispatched?
In-stock orders: Ship within 1–3 working days after payment confirmation; urgent orders are prioritized.
Out-of-stock/custom orders: Lead time depends on inventory or production, confirmed by customer service.
Delivery may be delayed during holidays. Please check with us before ordering.
4. Is customization acceptable? What is the MOQ?
Customization available for self-developed network cards, optical modules and high-speed cables.
MOQ: 50 pieces for basic customization; ≥200 pieces for complex specifications.
Authorized products only support original standard models, no customization.
Contact customer service for details.
5. Which payment methods and currencies are accepted?
We accept bank transfers (online or counter) to our corporate account.
Order number must be noted for payment verification.
Both RMB and USD are supported.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI246786". Items marked "" are certified.
Company Profile
Beijing Hengzheng Tongchuang Technology Co., Ltd., founded in Beijing in 2009, is a senior provider in data communication and information security. With 16 years of experience, it serves government agencies, enterprises and multinationals, boasting a good reputation under the principle of "Quality First, Service Supreme".
Its main business covers R&D, production and sales of data communication hardware (network cards: Gigabit to 400G; Optical modules: 10G SFP+ to 800G QSFP-DD; High-speed cables: 400G transmission within 100m, 40% cost-saving vs traditional optical fibers; Switches: Industrial (IEC 61850 certified) and data center models, plus accessories), related technical support and information security solutions, with businesses in finance, energy, intelligent manufacturing and the Internet.
Its over 50-people professional team (core members with average 12+ years of experience) includes hardware R&D (LED by senior engineers from renowned tech firms, offering customized services), technical support and sales. It provides 7× 24 global response for support services.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- East half floor, 2nd floor, Office Building, Long Xiang Zhi Ban Group, Huilongguan, Changping District, Beijing
-
Plant Area
- 452 square meters
-
Number of Employees
- 13
-
Registered Capital
- 11,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Beijing Port
-
Minimum Order Quantity
- 1
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
-
Main Products
- Switches, Fiber optic cards, Network cards, Array cards, Optical modules, High-speed cables, Servers, Storage, Hard drives, GPUs
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2009-08-20
-
Export Year
- 4 Years
-
Main Markets
- Europe, Southeast Asia/ Mideast, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 7
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- Why choose this supplier?
- Our team has over 10 years of experience in AI server accessories and high-speed network solutions, offering optimized solutions, stable supply chains, and 24/7 after-sales support.
- Are the products brand new?
- All products are 100% original and new. Official warranty is provided for authorized brands, and self-developed products pass strict quality inspection.
- Which payment methods are accepted?
- We accept bank transfers (online or counter) to our corporate account. Both RMB and USD are supported.
- What is the warranty period?
- We provide a 36-month warranty for all our products.
- What is the lead time for orders?
- Peak and off-peak season lead times are within 15 working days, subject to inventory and production status.
Send your message to this supplier
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