700757-001 HPE 533FLR-T FlexFabric PCIE 2.0 Network Adapter

General Information

• Brand: HPE
• Device Category: Enterprise Network Interface Adapter
• Design Type: Internal plug-in expansion card
• Interface Standard: PCI Express 2.0 x8 slot compatibility

Technical Specifications

• Supported Ports: Dual 10 Gigabit Ethernet connections
• Network Cabling: 10GBASE-T Ethernet support
• Maximum Throughput: Up to 10 Gbps per port
• Embedded Controller: Broadcom BCM57810S processor
• Onboard Memory: 256 MB buffer memory

Networking Standards

The adapter complies with multiple IEEE networking standards, ensuring seamless integration into modern IT infrastructures and enterprise networks.

• IEEE 802.3 and IEEE 802.3x flow control standards
• IEEE 802.3ad Link Aggregation Control Protocol (LACP)
• IEEE 802.1ax, 802.1qbb, 802.1qaz, 802.1qau, 802.1qbg support
• Full duplex Ethernet communication protocols

Compatibility

This network adapter is widely supported across multiple operating systems, making it a flexible solution for mixed IT environments and enterprise server deployments.

• Microsoft Windows Server editions (2008, 2012 and Small Business variants)
• Red Hat Enterprise Linux versions 5.7 through 6.3
• SUSE Linux Enterprise Server 10 and 11 (x86/AMD64/Intel EM64T)
• Oracle Solaris 10 environment support
• Citrix XenServer 6.0 and 6.1 compatibility
• VMware vSphere 4.1 and 5.0 virtualization platforms
• ProLiant DL160 Gen8
• ProLiant DL360p Gen8
• ProLiant DL380p Gen8
• ProLiant DL385p Gen8
• ProLiant DL560 Gen8
• ProLiant SL230s, SL250s, SL270s Gen8 systems

The HPE 700757-001 FlexFabric 533FLR-T PCIe 2.0 Network

The HPE 700757-001 FlexFabric 533FLR-T PCIe 2.0 Network Adapter belongs to a specialized category of enterprise-grade server networking hardware designed to deliver high-throughput, low-latency, and converged networking capabilities in modern data center environments. This category focuses on FlexibleLOM (LAN on Motherboard) architecture and PCIe 2.0-based interconnect solutions that enable seamless integration into Hewlett Packard Enterprise server platforms. These adapters are engineered to support virtualization, cloud infrastructure, storage convergence, and high-performance computing workloads where network reliability and bandwidth efficiency are critical.

Within the broader ecosystem of HPE networking solutions, the FlexFabric 533FLR-T series represents a generation of adapters optimized for balanced performance and energy efficiency, while maintaining compatibility with legacy infrastructure. The HPE 700757-001 model specifically is widely deployed in enterprise blade and rack-mounted servers where stable 10 Gigabit Ethernet connectivity and advanced offloading capabilities are required.

HPE FlexFabric 533FLR-T Architecture and PCIe 2.0

The PCI Express 2.0 interface forms the backbone of the HPE 700757-001 adapter, providing a theoretical throughput of 5 GT/s per lane. This architecture ensures sufficient bandwidth for 10GbE networking workloads while maintaining backward compatibility with PCIe 1.x slots in certain constrained environments. The adapter typically leverages multiple lanes to maximize throughput, reducing bottlenecks in high-density server deployments.

FlexibleLOM Integration Technology

A defining characteristic of the FlexFabric 533FLR-T series is its FlexibleLOM design. Unlike traditional PCIe add-in cards, FlexibleLOM adapters are designed to slot directly into HPE server motherboards, eliminating the need for a full PCIe slot and improving airflow, serviceability, and density optimization. This design enhances scalability in rack environments where physical space and thermal efficiency are critical constraints.

10 Gigabit Ethernet Connectivity

The adapter supports dual-port or multi-port 10GbE connectivity depending on configuration, enabling high-speed data transfer between servers, storage systems, and network switches. This capability is essential in environments where distributed applications require rapid synchronization and data replication.

Advanced Offload Capabilities

One of the key advantages of the HPE FlexFabric 533FLR-T series is its ability to offload CPU-intensive networking tasks. These include TCP/IP checksum offloading, segmentation offloading, and large send offload (LSO). By shifting these tasks from the CPU to the network adapter, system resources are freed for application processing.

TCP Offload Engine (TOE)

The TCP Offload Engine reduces overhead on server CPUs by handling session-based TCP processing at the hardware level. This is particularly beneficial in high-transaction environments such as financial systems, ERP applications, and virtualization hosts.

Virtual Machine Acceleration

The adapter supports virtualization acceleration technologies such as SR-IOV (Single Root I/O Virtualization), enabling multiple virtual machines to share a single physical network interface with near-native performance. This improves scalability in hypervisor environments like VMware ESXi and Microsoft Hyper-V.

Converged Networking

The FlexFabric architecture supports convergence of LAN and SAN traffic over a unified network fabric. This reduces infrastructure complexity and enables organizations to run storage protocols such as FCoE (Fibre Channel over Ethernet) alongside traditional Ethernet traffic.

Virtualized Data Centers

In virtualized environments, the HPE 700757-001 adapter plays a critical role in enabling high-density virtual machine deployments. Its support for SR-IOV and hardware offloads ensures that multiple VMs can share network resources without significant performance degradation.

Cloud Infrastructure Deployments

Cloud service providers rely on consistent and scalable networking infrastructure. This adapter supports multi-tenant environments where isolation, bandwidth allocation, and predictable performance are essential.

High-Performance Computing (HPC)

HPC clusters require extremely low latency and high throughput for inter-node communication. The FlexFabric 533FLR-T series provides the necessary bandwidth to support parallel computing workloads, scientific simulations, and large-scale data analysis.

Storage Over IP Networks

With support for converged networking, the adapter enables storage traffic to run efficiently over Ethernet networks. This includes iSCSI and FCoE implementations in enterprise storage architectures.

Compatibility with HPE Server Platforms

The HPE 700757-001 adapter is commonly deployed in HPE ProLiant servers, particularly blade and rack-mounted systems that support FlexibleLOM interfaces. Compatibility ensures seamless integration with server BIOS and management tools such as HPE iLO.

Performance Optimization Strategies

To achieve optimal performance, administrators often configure interrupt moderation, jumbo frames, and RSS (Receive Side Scaling). These settings distribute processing loads across CPU cores and improve throughput consistency.

FlexFabric vs Standard Ethernet Adapters

Unlike standard Ethernet NICs, FlexFabric adapters support converged networking and advanced virtualization features. This makes them more suitable for enterprise-grade deployments requiring flexibility and scalability.

PCIe Add-in Cards vs FlexibleLOM

Traditional PCIe adapters require dedicated slots and may limit expansion capabilities. FlexibleLOM adapters, such as the HPE 700757-001, improve density and serviceability in modern server architectures.