The National Instruments 785321-01, also known as the RMC-8356, is a high-performance 1U rack-mount external controller optimized for PXI and PXI Express systems, making it ideal for rigorous test and measurement applications. Powered by a quad-core Intel Xeon E3-1275 v5 processor, operating at 3.6 GHz with turbo boost to 4.0 GHz, this controller delivers impressive processing capabilities necessary for real-time analysis and complex operations. The standard configuration includes 16 GB of DDR4 SDRAM featuring unbuffered ECC (Error Correcting Code) memory, ensuring data integrity and reliability, with the option to upgrade to 64 GB through four DIMM slots to accommodate demanding applications requiring extensive data handling.

Storage is supported by a 1 TB 3.5-inch SATA hard drive, with the flexibility of three additional 3.5-inch bays that allow for RAID configurations and expanded performance. The system is equipped with four hot-swappable SATA3 bays, enabling seamless upgrades without system downtime. Communication is facilitated through dual Gigabit Ethernet ports and an IPMI RJ45 port for remote management, while video output options include two DisplayPort connections and DVI-I and VGA ports, with the latter disabled by default. The controller also integrates a range of USB ports, comprising two USB 2.0 and four USB 3.0, ensuring compatibility with various peripheral devices.

Designed for efficient rack integration, the 785321-01's dimensions are 437 mm in width, 508 mm in depth, and a weight of 8 kg, making it suitable for data center or laboratory environments. It operates within an environmental range of 10 °C to 35 °C and is designed for durability, with storage capabilities between -40 °C and 60 °C. The 785321-01 runs on Windows 10 64-bit, offering a reliable operating platform for various applications. This unit is backed by a warranty of 2 to 3 years, ensuring long-term support and reliability for users in industrial and scientific sectors.