Dolphin MXH94 Series Panduan Pengguna - Halaman 6

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High Level Specification

The MXH94x and MXH95x are a family of low profile, half-length PCIe adapters utilizing the Samtec FireFly™ optical transceivers. It is

available in several variants to support various use cases and configurations. All boards are using a Gen4 PCIe switch from Microchip.

The MXH94x boards are equipped with Samtec FireFly™ PCIe Gen4 optical transceivers. The MXH95x boards are equipped with the

Samtec FireFly™ PCIe Gen3 optical transceivers.

This manual covers all transparent variants of these cards. Please reference the tables below for details. Some variants come with NTB

enabled firmware and are bundled with Dolphins eXpressWare. Please reference the Dolphin

MXH94x / MXH95x NTB Adapter Users Guide if you have one of the NTB enabled variants.

Each card operates at the highest common speed shared between the slot and the card (Gen4) and the widest common link-width

(x16).

PCIe Gen4 Link Transparent Product variants

The variants in the table below support PCIe Gen4 link speed, Transparent Host and Target operations and come with a license to use

the eXpressWare Board Management Software. Each Model has different FireFly™ optical engines mounted depending on your use case

and requirements:

SKU / Model

#FireFly™

MXH942

2 x8

MXH945

4 x4

MXH946

1 x8

MXH947

2 x4

MXH948

1 x4

NOTE: Please note that cards utilizing 24 fiber MPO cannot be connected to cards utilizing 12 fiber MPO.

PCIe Gen3 Link Transparent Product variants

The variants in the table below support PCIe Gen3 link speed, Transparent Host and Target operations and come with a license to use

the eXpressWare Board Management Software. Each Model has different FireFly™ optical engines mounted depending on your use case

and requirements:

SKU / Model

#FireFly™

MXH952

2 x8

MXH955

4 x4

MXH956

1 x8

MXH947

2 x4

MXH948

1 x4

NOTE: Please note that cards utilizing 24 fiber MPO cannot be connected to cards utilizing 12 fiber MPO.

Detailed specifications

•

PCI Express Base Specification, Rev. 4.0.

•

PCI Express CEM Specification, Rev. 4.0.

•

PCI Express Gen4 16 GT/s per lane signaling – 256 GT/s total signaling. Variants utilizing Gen3 FireFly™ modules are

limited to PCIe Gen3 8 GT/S signaling rate on the optical link.

•

PCI Express Gen4 x16 edge connector. The card installs in any PCI Express slot that has a physical x16 connector.

•

Compliant with PCI Express Gen1 through Gen4 computers and IO systems, auto detection.

•

MPO cable connector

MXH94x / MXH95x Transparent Adapter User's Guide – Dolphin Interconnect Solutions

PCIe Configurations

Transparent x16 / 2 x8

Transparent x16 / 2 x8 / 4 x4

Transparent x8

Transparent x8 / 2 x4

Transparent x4

PCIe Configurations

Transparent x16 / 2 x8

Transparent x16 / 2 x8 / 4 x4

Transparent x8

Transparent x8 / 2 x4

Transparent x4

Required Fiber cable

2 units 24 fiber MPO

4 units 12 fiber MPO

1 unit 24 fiber MPO

2 units 12 fiber MPO

1 unit 12 fiber MPO