LRDR9G91-2I

PCIe5.0 x8 | 2*DDR5 | CXL | Montage Based

LRDR9G91-2I

PCIe5.0 x8 2*DDR5 CXL Adapter(Montage Based)

Support PCIe 5.0 (32GT/s) x8 interface;
Comply with CXL2.0 specification;
Comply with JEDEC DDR5 specifications;
Only supports DDR5 RDIMM.
Overview

LRDR9G91-2I is a PCIe5.0 x8 to dual-slot DDR5 memory expansion card designed by Linkreal Co., Ltd. based on Montage main control solution. Designed to meet the needs of high-performance computing and data center applications, the product provides exceptional performance and reliability. This memory expansion card uses the PCIe 5.0 x8 interface and supports data transfer rates up to 32GT/s, providing the system with powerful bandwidth and fast data access capabilities. At the same time, the LRDR9G91-2I complies with the CXL 2.0 specification, ensuring future scalability and interoperability. LRDR9G91-2I complies with the JEDEC DDR5 specification and is compatible with the latest generation of DDR5 memory, providing advanced memory technology support. The highest rate it supports is DDR5-5600*2 RDIMM, providing users with excellent memory performance and response speed.


In addition, the LRDR9G91-2I adopts a dual-slot design that can accommodate two DDR5 memory modules at the same time, maximizing system memory capacity and performance. Its well-designed cooling system and stable power supply ensure stability and reliability under high load and long-term operation. In summary, the LRDR9G91-2I memory expansion card is a powerful, stable and reliable solution for computing and data center environments that require large memory capacity and high-speed data access.


DDR5 Expansion Solution

DDR5 Expansion Solution, Montage chip, Supports CXL 2.0

DDR5 Testing Solution

DDR5 Testing Solution, Supports JEDEC DDR5 performance testing

Specifications

Model

LRDR9G91-2I

Controller

Montage

Bus Type

PCIe5.0(32GT/s)x8

Bracket Height

Low Profile & Full Height

Power consumption (min)

11.184W

Power consumption (max)

12.504W

CPU

Requires 4th generation Scalable Intel® Xeon® processors and above

Operating System Support

* Windows 10/11

* Deepin 15.11/20/20.6/20.9

* Galaxy Unicorn V10

* Galaxy Unicorn V10 SP1

* NeoKylin 7.6

* RHEL/CentOS 7.3/7.6/7.9/8.2/8.3

* SUSE 15.4

* ZTE New Fulcrum 5.0.5/3.2.2

* Asianux Server V7.0

* Tongxin UOS 20

* Ubuntu 16.04.3/18.04.5

* Ubuntu 20.04.1/22.04.2

Memory Configuration

Maximum quantity

Slot location

Maximum Capacity per Stick

Total Maximum Capacity

1-Rank

1

Speed 1DPC

128GB

128GB (128GB x 1)

2-Rank

2

Speed 1DPC,

Speed 2DPC

128GB

256GB (128GB x 2)