The Dell Precision T7820 is a compact, yet powerful machine workstation that is perfect for handling resource exhausting and graphic intentensive workloads. The T7820 sleek chassis has room for up to five 3.5" or six 2.5" hard drives or solid-state drives. There is support for up to two processors and 12 DIMMs, 6 DIMMS per processor. There is a total of six PCIe slots. The front of the T7820's chassis contains one USB 3.0 port, three USB 2.0 ports, two optional optical drives,and microphone and headphone connectors. The rear of the chassis includes a serial connector, three USB 2.0 ports, three USB 3.0 ports, line-in and line-out connectors, PS/2 keyboard and mouse connectors, an RJ45 Ethernet port, and a power connector.

The Dell Precision T7820 Workstation can accept up to two Intel Xeon Scalable CPUs with up to 28 cores per processor.

DIMM Slots & Channels

The Dell Precision T7820 Workstation has a total of 12 DIMM slots 6 DIMM slots per CPU. There are 6 total memory channels per CPU. Each memory channel consists of 1 DIMM slots.

Memory Types & Module Capacities

This system accepts DDR4 memory. Only ECC Registered memory (RDIMMs) are supported by the T7820 Workstation. Module capacities of 4GB, 8GB, 16GB, 32GB, and 64GB can be installed into the T7820.

Max Configurations

The maxium memory capacity that be can achieved is 768GB with a configuration of 12x64GB 2933MT/s memory modules

The Dell Precision T7820 has support for up to five 3.5" or six 2.5" SATA hard drives or solid state drives. If you want to use SAS drives, you will need to install an additional add-in SAS controller card.

The type of drive you want to install will depend on the capacity that you can install. For 7.2K SATA hard drives, you will be able to install drives with capacities up to 12TB. For 10K SAS drives, you can install capacities up to 1.8TB. For 15K SAS drives, drives with up to 600GB can be installed. For SATA SSDs, capacities up to 512GB can be used. For SAS SSDs, drives with capacities up to 400GB can be installed. Lastly, for PCIe SSDs, capacities up to 1.4TB can be used. A capacity of up to 4 M.2 NVMe drives can be fitted in the T7820 withh size of 2TB each drive.

There are one power supply wattage options for the Dell Precision T7820 workstation: 950W. For high end applications, we heavily recommend using is 950W options. All power supplies should be 80 PLUS Gold rated. Power Supplies with lower Wattage will work depending on the configuration of the workstation; hence, we advise the 950W power supply.

RAID Options	RAID Levels	Cache	Drive Speeds	PCIe Generation	RAID Hardware
Intel AHCI 6Gb/s SATA Controller	0, 1, 5, 10	None	6Gb/s SATA	N/A	Software
MegaRAID SAS 9440-8i	0, 1, 5, 10	None	3Gb/s SAS/SATA 6Gb/s SAS/SATA 12Gb/s SAS	PCIe 3.0	Hardware
MegaRAID SAS 9460-16i	0, 1, 5, 6, 10	4GB	3Gb/s SAS/SATA 6Gb/s SAS/SATA 12Gb/s SAS	PCIe 3.0	Hardware

The Dell Precision T7820 workstation has one RJ45 1GbE Ethernet port embedded into the motherboard. If you want to expand the T7820's networking capabitilies, then you can purchase an optional PCIe network card. There are options for RJ45 and SFP as well as 1GbE and 10GbE.