£ 482.95 | £ 579.54 inc VAT
ATTO FastFrame N424 – No Transceivers
ATTO FastFrame N424 – No Transceivers
Quad-Port 25GbE PCIe 4.0 x16 SmartNIC – SFP28 Direct-Attach Version Without Transceivers
The ATTO FastFrame N424 – No Transceivers is the direct-attach version of ATTO’s quad-port 25GbE SmartNIC, providing four SFP28 interfaces without optical modules included.
Its PCIe 4.0 x16 host interface supplies the bandwidth required for dense multi-port networking while ATTO hardware offloads help reduce host CPU overhead.
- 4 × 25/10GbE SFP28 ports.
- No optical transceivers included.
- PCIe 4.0 x16 host interface.
- Low-profile PCIe form factor.
- RoCE, SR-IOV and advanced network offloads.
Brand: ATTO Technology
£ 805.95 | £ 967.14 inc VAT
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ATTO FastFrame N424 – No Transceivers – Product Overview
Quad-Port 25Gb Ethernet
The FastFrame N424 provides four SFP28 Ethernet ports for dense 25GbE and 10GbE connectivity in storage servers, media workstations and high-performance network infrastructure.
Direct-Attach SKU
FFRM-N424-DA0 is ATTO's direct-attach N424 configuration. The SmartNIC is supplied without SFP28 optical transceivers, allowing the required compatible optics or direct-attach connectivity to be selected separately.
PCIe 4.0 x16
An x16 PCIe 4.0 host interface gives the adapter the host-side bandwidth required for four active high-speed Ethernet links.
Networking Acceleration
The N424 platform provides RoCE, SR-IOV, Data Center Bridging and TCP/UDP/IP hardware-offload capabilities to support latency-sensitive storage and compute workloads.
ATTO FastFrame N424 – No Transceivers – Key Features
- Four SFP28 Ethernet ports.
- 25GbE and 10GbE link support.
- Direct-attach SKU with no optical transceivers included.
- PCIe 4.0 x16 host interface.
- Low-profile form factor.
- RDMA over Converged Ethernet (RoCE).
- SR-IOV virtualisation support.
- Data Center Bridging.
- TCP/UDP/IP checksum and segmentation offloads.
- Windows, Linux and macOS support documented by ATTO.
- Three-year standard warranty.
ATTO FastFrame N424 – No Transceivers – Technical Specifications
| Model | ATTO FastFrame N424 – No Transceivers |
| SKU | FFRM-N424-DA0 |
| Ethernet Ports | 4 |
| Maximum Link Speed | 25Gb/s per port |
| Supported Ethernet Speeds | 10GbE / 25GbE |
| Connector | SFP28 |
| Included Optics | None |
| Host Interface | PCIe 4.0 x16 |
| Form Factor | Low profile |
| Networking Features | RoCE; SR-IOV; DCB; TCP/UDP/IP hardware offloads |
| Supported Platforms | Windows; Linux; macOS |
| Warranty | 3 years |
ATTO FastFrame N424 – No Transceivers Product Downloads
ATTO Technology Delivery Information
Generally, next working day delivery services (UK Mainland) are available on standard ATTO Technology Delivery orders placed before 2 pm (subject to stock availability).
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Please note: these product details are for guide purposes only, and may contain errors.
We always recommend double-checking the product specs and features on the manufacturer website, or contact us if unsure before ordering.











