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PCIe Expansions2025-06-13T14:53:28+02:00

PCIe Expansions

PCIe expansion systems, cables, adapters, expansion backplanes & expansion kits

When it comes to networking servers and PCI Express devices, PCIe expansions are the ultimate high-speed standard. Not only do these expansions offer higher performance than USB and Ethernet, but they are also more reliable and cost-effective. The absence of the need to install software means no overhead and low latency, making PCIe expansions attractive for a variety of applications.

PCIe Expansions with up to 16 slotsfrom PCIe Gen5 to PCIe Gen1in full 19-inch rackmount housingssuch as adapters and cablessuch as backplanes and host-to-target kits

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  • Gen5 4U Pro 16-Slot

    • 16x PCIe Gen5 x16 slots for GPUs, FPGAs, NVMe flash and network cards
    • 2x 1600W 80Plus titanium power supplies with redundant hot-swap power supply
    • PCIe Gen5 x16 host uplink with copper or fiber optic cables for connections up to 100 meters
    • High-performance expansion capabilities for AI acceleration, HPC and data-intensive workloads
    • Robust 4U rackmount housing with dynamic fan control and optimized cooling performance
  • Centauri Storage Expansion

    • 8x NVMe/SATA hot-swap drive slots for maximum storage capacity
    • ATX power supply with 850W redundancy for reliable continuous operation
    • PCIe Gen4 x16 interface for high data transfer rates
    • Modular 3U design with tool-free drive replacement for easy handling
    • Complies with MIL-STD-810G – rugged storage solution for demanding environments
  • ASUS IoT EBE-4U

    • 19″ rackmount 4U enclosure with 7x PCI / PCIe slots
    • Supports 300W or 500W IPC power supply
    • Compatible with Mini ATX, Micro ATX and ATX motherboards
    • Suitable for various processor and RAM variants
    • Durable 1.2 mm SGCC sheet metal
  • ASUS IoT EBS-A700

    • Desktop/wallmount enclosure with 7x PCIe slots
    • Supports 500W or 850W IPC power supply
    • Compatible with Micro ATX and ATX motherboards
    • Bidirectional option for vertical or horizontal placement
    • Thumb-screw for top cover easy opening
  • 8-Slot PCIe Gen5 x8

    • 8x PCIe Gen5 x8 downstream slots for high-performance add-in cards
    • 1x PCIe Gen5 x16 upstream slot for maximum host connectivity
    • Rack-optimized design for parallel use of two backplanes in one 19”chassis
    • Supports latest PCIe 5.0 add-in cards for highest data transfer rates
    • Scalable architecture for data centers, HPC, AI acceleration
  • 5-Slot PCIe Gen5 x16

    • 5x PCIe Gen5 x16 slots (4x dual-width downstream, 1x flexible upstream/downstream slot)
    • Supports single upstream with 63 GB/s or dual upstream with 126 GB/s
    • PCIe expansion backplane with compact design (182 x 227 mm)
    • Optimized for high-performance GPUs, AI accelerators and network adapters
    • Efficient power supply with CPU AUX +12V 8-pin connector for reliable performance
  • Gen4 3U-SDS AMD server

    • 3U rugged server with 20” depth for edge applications
    • AMD EPYC™ 7002 “Rome” and 7003 “Milan” processors with up to 225W TDP
    • Up to 7x PCIe Gen4 x16 slots for GPUs, FPGAs and high-performance accelerators
    • Up to 16x hot-swappable SATA/SAS/NVMe drives for maximum storage flexibility
    • Rugged aluminum housing with high-performance fans for operation at -10° to 50°C
  • Gen5 3U-SDS server

    • 3U rugged server with 20“ depth for space-critical edge environments
    • AMD EPYC™ 9004 Series ”Genoa” processor with up to 400W TDP
    • Up to 5x PCIe Gen5 x16 slots for GPUs, FPGAs and high-performance accelerators
    • Up to 16x hot-swappable NVMe drives (U.2/U.3) for maximum storage performance
    • Robust aluminum housing with high-performance fans for operation in harsh industrial environments
  • Gen4 3U-SDS Intel Server

    • 3U rugged server with 20” depth for edge-optimized applications
    • Dual Intel® Xeon® Ice Lake scalable processors
    • Up to 7x PCIe Gen4 slots for GPUs, FPGAs and high-performance accelerators
    • Up to 16x hot-swappable SATA/SAS/NVMe drives for maximum storage flexibility
    • Rugged aluminum housing with high-performance fans for operation at -10° to 50°C
  • PCIe-PoE312M

    • 4-port server Gigabit 802.3at PoE+ card
    • PCIe x4 Gen2 card with a total bandwidth of 2 GB/s
    • Intel® I350 server-grade Gigabit Ethernet controller for reliable network connections
    • Four M12 x-coded connectors with patented, robust housing design
    • Advanced networking features such as 9.5 kB jumbo frame
  • PCIe-PoE334LP

    • Low-profile server Gigabit 802.3at PoE+ card
    • PCIe x4 Gen2 card with a total bandwidth of 2 GB/s
    • Intel® I350 server-grade Gigabit Ethernet controller
    • Overvoltage protection according to IEC 61000-4-5 Class 2
    • Supports jumbo frames (9.5 kB)
  • PCIe-PoE354at / 352at

    • 2-port or 4-port Gigabit 802.3at PoE+ network card
    • PCIe x4 Gen2 card with a total bandwidth of 2 GB/s
    • Intel® I350 Server-Grade Gigabit Ethernet Controller
    • Complies with IEEE 802.3at and delivers 25.5W per port
    • Advanced networking features such as 9.5 kB Jumbo Frame
  • PCIe-PoE550X

    • 2-port 10 GbE network card for high-speed data transmission
    • PCIe x4 Gen 3.0 standard for high total bandwidth
    • Intel® X550-AT2 10 GbE controller for first-class network connectivity
    • IEEE 802.3at PoE+ support via CAT6 cable with up to 25.5W per port
    • Supports 15.5 kB jumbo frames
  • PCIe-USB381F

    • 8x USB 3.1 Gen1 frame grabber/host adapter PCIe card
    • PCIe x4 Gen2 interface for fast and reliable data connections
    • 4x Fresco FL1100SX xHCI host controllers for optimized performance
    • Onboard 5VDC regulated power supply
    • User configurable current limit of 900mA/1800mA per USB port
  • SHARK A.I. 10-Slot GPU server

    • Robust 4U 19” rack enclosure for GPU servers with maximum computing power
    • Dual-socket Intel® Xeon® scalable processor
    • 10x PCIe x16 Gen3 slots for high-performance GPUs and AI accelerators
    • InfiniBand support for fast GPU cluster scaling
    • Hot-swappable fan modules and redundant power supplies
  • SHARK A.I. 8-Slot GPU server

    • Rugged 4U 19” rack enclosure for high-performance GPU server applications
    • Dual-socket Intel® Xeon® scalable processor
    • 8x PCIe x16 Gen3 slots for GPUs, AI accelerators and expansion cards
    • 2x 10 Gigabit Ethernet ports with Intel® X550-AT2 controller for fast network connections
    • Up to 14x 2.5” hot-swap SATA for flexible storage options

Market leader for PCIe Gen 5 accelerators

As the market leader for PCIe 5.0 accelerators and expansions, we are the best possible contact for all questions relating to PCI Express. Of course, this also applies to Gen 4 or Gen 3 slots!

The transmission speed for PCIe depends on the version and the number of links or lanes. The higher the version and the more links, the higher the bandwidth and the higher the transmission speed. The bandwidth indicates how much capacity is theoretically or at most available for data transfer. However, the actual data rate is lower.

Can’t find what you’re looking for?

PCIe

Bandwidth per lane

PCIe x1

PCIe x4

PCIe x8

PCIe x16

Coding

1.0/1.1 2.5GT/s 0.25 GByte/s 1.0 GByte/s 2.0 GByte/s 4.0 GByte/s 8b10b
2.0 / 2.1 5 GT/s 0.50 GByte/s 2.0 GByte/s 4.0 GByte/s 8.0 GByte/s 8b10b
3.0 / 3.1 8 GT/s 0.97 GByte/s 3.9 GByte/s 7.8 GByte/s 15.8 GByte/s 128b/130b
4.0 16 GT/s 1.90 GByte/s 7.8 GByte/s 15.8 GByte/s 31.5 GByte/s 128b/130b
5.0 32 GT/s 3.90 GByte/s 15.8 GByte/s 31.5 GByte/s 63.0 GByte/s 128b/130b
6.0 64 GT/s 7.50 GByte/s 30.3 GByte/s 60.5 GByte/s 121.0 GByte/s PAM-4

An overview of our services

Consulting Service

Guaranteed free consultation for your project

Built-to-Order Systems

Design, development and production of individual systems according to customer requirements

OEM & ODM Design

Development and design of individual custom-made products for your application

Test & Certifications

Comprehensive validation and certification service

Lifecycle Management

Professional lifecycle management service for reliable availability of systems and components

RMA Services

Return, repair and replacement of defective hardware under warranty inspection

Repair & Replacement

Comprehensive warehouse logistics to simplify return processes, minimize downtime, and ensure your business’s success

Global Service Network

Our global network of experts enables us to provide worldwide support

MAGMA ExpressBox 7 X8G2 - PCIe expansion system with seven slots

Powerful solutions with low latency

PCIe expansions and expansion systems provide a powerful solution with low latency to extend PCIe slots outside of computers, laptops, workstations, servers, or blade centers. You can choose from chassis systems with up to 16 slots and corresponding power supply and cooling. Additionally, you can select between server rack versions or desktop versions.

Can’t find what you’re looking for?

Do you need help?

Kontaktieren Sie unseren Vertrieb bei Fragen zu Produkten oder unseren hauseigenen Support bei technischen Fragen!

Vertrieb:
E-Mail: vertrieb@bressner.de

Telefon: +49 8142 47284-70

Support:
E-Mail: support@bressner.de

Telefon: +49 8142 47284-44

FAQs

Which enclosure variants does BRESSNER offer for its HPC solutions?2025-02-03T16:22:04+01:00

BRESSNER offers a wide range of enclosure variants tailored to different requirements:

  • Short-Depth Enclosures:
    For environments with limited space, we offer servers with a depth of just 47 cm. These compact systems are ideal for small data centers or industrial environments with space constraints.
  • 19-Inch Rackmounts:
    Our solutions range from compact 1U enclosures for smaller applications to powerful 4U servers that accommodate multiple GPUs and expansion cards. This variant is the preferred choice for traditional data centers, offering maximum flexibility and scalability.
  • Desktop Solutions:
    For users needing HPC performance in an office or lab setting, we provide desktop systems with Thunderbolt ports. These are particularly suited for developers who require high-performance GPUs in a user-friendly and portable solution.

Whether you’re looking for a space-saving solution, a powerful rackmount, or a compact desktop system, BRESSNER has the right enclosure variant for your needs.

How many slots do the servers and expansion systems offer?2025-02-03T16:24:12+01:00

BRESSNER offers a variety of server and expansion systems that allow for different configurations depending on the model and application. Our GPU servers and expansion chassis can accommodate:

  • Up to 10 double-width GPUs or
  • Up to 16 single-width GPUs

This flexibility enables you to optimize the system for your specific workload, whether for AI, machine learning, or data-intensive simulations. Our systems are designed to provide maximum GPU density while ensuring optimal cooling and energy efficiency.

When does an upgrade to PCIe Gen5 make sense for my project?2025-02-03T16:26:31+01:00

An upgrade to PCIe Gen5 is particularly worthwhile if your project benefits from increased bandwidth and lower latency. PCIe Gen5 offers a data rate of up to 32 GT/s (gigatransfers per second)—twice the speed of PCIe Gen4—allowing for significantly faster communication between GPUs, CPUs, and storage devices.

When does an upgrade make sense?

  • High-Performance Computing (HPC): If you process large datasets or run simulations, PCIe Gen5 ensures faster data transfers and reduces bottlenecks.
  • AI and Machine Learning Workloads: For multi-GPU models or frequent data access, PCIe Gen5 significantly improves efficiency.
  • NVMe Storage: PCIe Gen5 enhances the performance of modern NVMe SSDs, which can achieve extremely high data rates.

However, if your current infrastructure is not limited by bandwidth constraints, upgrading may not be immediately necessary. Our experts are happy to assist in evaluating the best solution for your needs.