Dell Precision Tower 7910 Owner's Manual

Technical Specifications

NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information about the configuration of your computer, go to Help and Support in your Windows operating system and select the option to view information about your computer.

Table 1. Processor. This table gives you processor information.
Feature		Specification
Type		4, 6, 8, 10, 12, 14, 16 and 18 core Intel Xeon processor.
Cache
	Instruction Cache	32 KB
	Data Cache	32 KB 256 KB Mid-Level Cache per core Up to 45 MB last level cache (LLC) shared among all cores (2.5 MB per core)

Table 2. System Information. This table gives you system information.
Feature	Specification
Chipset	Intel(R) C610 , C612 chipset
BIOS chip (NVRAM)	16 MB serial flash EEPROM

Table 3. Memory. This table gives you memory information.
Feature		Specification
Memory module connector		16 DIMM slots (8 per CPU)
Memory module capacity		4 GB, 8 GB, and 16 GB RDIMM, and 32 GB LR-DIMM
Type		2133 DDR4 RDIMM and LR-DIMM ECC
Minimum memory		8 GB per CPU
Maximum memory		512 GB

Table 4. Video. This table gives you video information.
Feature		Specification
Discrete (PCIe 3.0/2.0 x16)		up to 4* full-height, full length (maximum of 675 W) *Requires 2nd CPU

Table 5. Audio. This table gives you audio information.
Feature	Specification
Integrated	Realtek ALC3220 audio codec

Table 6. Network. This table gives you network information.
Feature		Specification
Tower 7910		Intel i217 and Intel i210

Table 7. Expansion Interfaces. This table gives you expansion interfaces information.
Feature		Specification
PCI:
	SLOT1	PCI Express 3.0 x16 (x4 electrical), 16GB/s
	SLOT2	PCI Express 3.0 x16, 16GB/s
	SLOT3	PCI Express 2.0 x16 (x4 electrical), 16GB/s
	SLOT4	PCI Express 3.0 x16, 16GB/s
	SLOT5	PCI
	CPU2 SLOT1	PCI Express 3.0 x16 (requires second CPU)
	CPU2 SLOT2	PCI Express 3.0 x16 (requires second CPU)
Storage (HDD/SSD):
	SAS0 4-port mini-SAS	SAS3, 12 Gbps (SATA3, 6 Gbps)
	SAS1 4-port mini-SAS	SAS3, 12 Gbps (SATA3, 6 Gbps)
Storage (ODD):
	SATA2-ODD0	Intel AHCI SATA 3.0, 6Gbps
	SATA2-ODD1	Intel AHCI SATA 3.0, 6 Gbps
USB:
	Front ports	USB 3.0, 5 Gbps (1 port)
		USB 2.0, 480 Mbps (3 ports)
	Rear ports	USB 3.0, 5 Gbps (3 ports)
	Internal ports	USB 2.0, 480 Mbps (3 ports)

Table 8. Drives. This table gives you drives information.
Feature			Specification
Tower 7910
	Externally accessible:
		Slimline SATA optical bays	one
		5.25–inch drive bays	one: supports one 5.25–inches device supports one media card reader supports up to four 2.5–inches hard drives (with optional adapters)
		3.5–inch hard drive bays	four
		NOTE: These hard drive bays can hold four 2.5–inch hard drive with supplied HDD caddy.
	Internally accessible		none

Table 9. External Connectors. This table gives you external connectors information.
Feature		Specification
Audio		front panel — mic-in, headphone-out back panel — line-out, mic in/line In
Network
	Tower 7910	two RJ-45 connector
Serial		one 9-pin connector
USB
	Tower 7910	front panel — three USB 2.0, and one USB 3.0 back panel — three USB 2.0, and one USB 3.0 internal — three USB 2.0
Video		Video card dependent DVI connector mini DisplayPort DisplayPort DMS-59

Table 10. Internal Connectors. This table gives you internal connectors information.
Feature				Specification
System power				one 28–pin connector
System fans				three 4-pin connectors
Thunderbolt sideband connector				one 5-pin connector
Processor fans
	Tower 7910			two 5-pin connectors
HDD fans
	Tower 7910			three 5-pin connectors
Memory
	Tower 7910			sixteen 288–pin connectors
Processor
	Tower 7910			two LGA-2011 sockets
Back I/O:
	PCI Express
		PCI Express x4
			Tower 7910	one 98–pin connector, one 164-pin connector
		PCI Express x16
			Tower 7910	two 164-pin connectors (four when optional second processor is installed)
	PCI 2.3			one 124-pin connector
Front I/O:
	Front USB			one 14–pin connector
	Internal USB			one type A female, one dual-port 2x5 header
	Front panel control			one 2x14 pin connector
	Front panel audio HDA header			one 2x5 pin connector
Hard drive/ Optical drive:
	SATA
		Tower 7910		two 36-pin mini-SAS connectors for HDD two 7-pin SATA connectors for ODD
	Power
		Tower 7910		one 24-pin, one 20-pin and one 4–pin connector

Table 11. Controls and Lights . This table gives you controls and lights information.
Feature		Specification
Power button light:		off — system is off or unplugged.
		solid white light — computer is operating normally.
		blinking white light — computer is in stand by.
		solid amber light — the computer does not start, indicating a problem with the system board or power supply.
		blinking amber light — indicates a problem has occurred with the system board.
Drive activity light		white light — blinking white light indicates that the computer is reading data from, or writing data to the hard drive.
Network link integrity lights (back panel)		green light — A good connection at 10 Mbs exists between the network and the computer
		orange light — A good connection at 100 Mbs exists between the network and the computer.
		yellow light — A good connection at 1000 Mbs exists between the network and the computer.
Network activity lights (back panel)		yellow light — flashes when there is network activity on the connection.

Table 12. Power. This table gives you power information.
Feature		Specification
Coin-cell battery		3 V CR2032 lithium coin cell
Voltage		100 VAC to 240 VAC
Wattage		1000 W (input voltage 100 VAC – 107 VAC) 1300 W (input voltage 181 VAC – 240 VAC) 1100 W (input voltage 108 VAC – 180 VAC)
Maximum heat dissipation
	1300 W	4015.3 BTU/Hr (at 100 VAC) 4365.5 BTU/Hr (at 107 VAC) 5099.9 BTU/Hr (at 181 VAC)
NOTE: Heat dissipation is calculated by using the power supply wattage rating.

Table 14. Environmental. This table gives you system’s environmental information.
Feature		Specification
Temperature:
	Operating	10 °C to 35 °C (50 °F to 95 °F)
	Storage	–40 °C to 65 °C (–40 °F to 149 °F)
Relative humidity (maximum)		20% to 80% (noncondensing)
Maximum vibration:
	Operating	5 Hz to 350 Hz at 0.0002 G²/Hz
	Storage	5 Hz to 500 Hz at 0.001 to 0.01 G²/Hz
Maximum shock:
	Operating	40 G +/- 5% with pulse duration of 2 msec +/- 10% (equivalent to 51 cm/sec [20 in/sec])
	Storage	105 G +/- 5% with pulse duration of 2 msec +/- 10% (equivalent to 127 cm/sec [50 in/sec])
Altitude:
	Operating	–15.2 m to 3048 m (-50 ft to 10,000 ft)
	Storage	–15.2 m to 10,668 m (-50 ft to 35,000 ft)
Airborne contaminant level		G1 as defined by ISA-S71.04-1985