ATTO Celerity FC-642E

Dual-Port 64Gb Gen 7 Fibre Channel PCIe 4.0 Adapter (SFPs Included)

The ATTO Celerity FC-642E is a dual-port 64Gb Gen 7 Fibre Channel host bus adapter designed for high-demand storage environments.

It delivers up to 12.8GB/s throughput per port, leveraging PCIe 4.0 for next-generation performance and scalability.

Engineered for reliability and low latency, it supports a wide range of platforms and advanced storage features.

  • Dual 64Gb/s Fibre Channel ports with optical LC SFP+ transceivers included.
  • PCIe 4.0 x8 host connection for maximum bandwidth.
  • Supports Windows, Linux, macOS, VMware, FreeBSD, and illumos.
  • Backward compatible with 32Gb/s and 16Gb/s Fibre Channel networks.

Original price was: £ 3,842.15.Current price is: £ 3,639.95.

Please Call Us For Availability Of This Item

Category: Fibre Channel PCIe Cards
SKU: CTFC-642E-000
Brand: ATTO Technology

ATTO Celerity FC-642E – Product Overview

Advanced Dual-Port Fibre Channel Connectivity

The ATTO Celerity FC-642E provides two high-speed 64Gb/s Fibre Channel ports, enabling robust and scalable connectivity for modern SAN environments.


PCIe 4.0 Gen 4 Architecture

Utilizing a PCIe 4.0 x8 interface, the FC-642E delivers up to 12.8GB/s per port, ensuring optimal throughput for data-intensive applications and future-proofing your infrastructure.


Optimized for Performance and Low Latency

ATTO’s advanced multi-core Fibre Channel ASIC and optimized driver stack minimize latency, delivering ultra-responsive performance for critical workloads such as video editing and high-performance computing.


Comprehensive Platform Support

The adapter is compatible with a broad range of operating systems, including Windows, Windows Server, Linux, VMware, macOS, FreeBSD, and illumos, making it suitable for diverse enterprise environments.


High Reliability and Data Integrity

With features like forward error correction and ATTO Advanced Data Streaming (ADS™) technology, the FC-642E ensures reliable data delivery and integrity, even in demanding high-speed networks.


Enterprise Storage Ready

Engineered for compatibility with leading storage vendors, the FC-642E is ideal for high-availability, high-performance enterprise-class storage and shared workflows.


Virtualization and Advanced SAN Features

Support for N-Port ID Virtualization (NPIV), Virtual Fabric, and both Initiator and Target modes enables seamless integration into virtualized and multi-tenant SAN environments.


Flexible Form Factor and Accessories

The low-profile design fits a wide range of server and workstation chassis. Each unit includes two 64Gb/s LC SFP+ optical modules, full-height and low-profile brackets, and comprehensive documentation.


Enhanced Security and Management

Silicon Root of Trust authenticates firmware, while ATTO ConfigTool™ allows for customized performance tuning and monitoring.


Warranty and OEM Integration

The FC-642E is backed by a standard 3-year warranty and offers a developer’s kit for OEM integration, including Target Mode API support.

ATTO Celerity FC-642E – Key Features

  • Dual 64Gb/s Gen 7 Fibre Channel ports for high-bandwidth SAN connectivity.
  • PCIe 4.0 x8 host interface for maximum throughput.
  • Up to 12.8GB/s transfer rate per port in full-duplex mode.
  • Includes two 64Gb/s LC SFP+ optical transceivers (multimode fiber).
  • Low-profile form factor with high- and low-profile brackets included.
  • Backward compatibility with 32Gb/s and 16Gb/s Fibre Channel devices.
  • Supports Windows, Windows Server, Linux, VMware, macOS, FreeBSD, and illumos.
  • ATTO Advanced Data Streaming (ADS™) technology for consistent, reliable transfers.
  • Forward error correction for enhanced data integrity.
  • Silicon Root of Trust for secure firmware authentication.
  • Support for NPIV and Virtual Fabric for advanced SAN management.
  • Initiator and Target mode support for flexible deployment.
  • Trunking (Port Aggregation) with Brocade switches.
  • Optimized for ultra-low latency and high IOPS workloads.
  • ATTO ConfigTool™ for detailed configuration and monitoring.
  • Certified with industry-leading platforms and storage solutions.
  • Includes developer’s kit for OEM integration and Target Mode API.
  • 3-year standard product warranty.
  • Compatible with ATTO XstreamCORE® and ThunderLink® adapters.
  • Designed for enterprise, data center, and high-performance computing environments.

ATTO Celerity FC-642E – Technical Specifications

ModelATTO Celerity FC-642E
SKUCTFC-642E-000
Fibre Channel Ports2 x 64Gb/s (Gen 7)
Connector TypeOptical LC SFP+
Included Transceivers2 x 64Gb/s LC SFP+ (multimode fiber)
Host InterfacePCI Express 4.0 x8
Max Transfer Rate12.8GB/s per port (full-duplex)
Form FactorLow Profile (high- and low-profile brackets included)
OS SupportWindows, Windows Server, Linux, macOS, VMware, FreeBSD, illumos
Backward Compatibility32Gb/s, 16Gb/s Fibre Channel
Advanced FeaturesNPIV, Virtual Fabric, Initiator/Target Mode, Trunking, ADS™, Forward Error Correction, Silicon Root of Trust
Management ToolsATTO ConfigTool™
Dimensions6.5 x 2.7 inches / 16.5 x 6.9 cm
Operating Temperature0 to 55°C (32 to 131°F)
Operating Humidity10% to 90% (non-condensing)
Storage Temperature-40 to 70°C (-40 to 158°F)
Storage Humidity5% to 95% (non-condensing)
CertificationsEN, RoHS, FCC, VCCI, ICES, BSMI, RCM, TAA, CSA, cUL, UL, Kcc, CE
Warranty3 years
Accessories Included2 x LC SFP+ optical modules, full height bracket, getting started guide, ATTO corporate brochure

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).

Non-timed deliveries should be delivered between 9 am and 6 pm.

Orders placed after 2 pm on Fridays and weekends will be processed as normal the following Monday.

Orders placed on Bank Holidays will be processed the next working day.

If urgent, please call one of our helpful account managers so they may double check everything for you, enabling you to place your order with confidence.

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 the manufacturer website,  or contact us if unsure before ordering.