ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR DELL Precision T7500, 1.6 GHz, Intel® Xeon® 5000 Sequence, E5603, 6 GB, DVD+/-RW, Windows 7 Professional DELL Precision T7500. Processor frequency: 1.6 GHz, Processor family: Intel® Xeon® 5000 Sequence, Processor model: E5603. Internal memory: 6 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Optical drive type: DVD+/-RW. Operating system installed: Windows 7 Professional, Operating system architecture: 64-bit. Chassis type: Tower. Product type: Workstation https://www.techworld.com/review/business-pcs/dell-precision-t7500-review-319445/ The Dell Precision T7500 is a powerful workstation with a well laid-out chassis.The Dell Precision T7500 is the big brother to Dell's Precision T3500. Like that model, it's a well-designed workstation - although it's larger, more capacious and aimed a... The Dell Precision T7500 has the potential to be a great high-end workstation, as long as you fill it with a full set of powerful components. Sadly our test unit lacked these. ...