Dell has unveiled the Precision T7500, T5500 and T3500 tower workstations, which are the company's first based on 'Nehalem' Xeon processors. The company claims that the Precision T5500 and T7500 deliver up to 90 per cent better multi-threaded digital content creation application performance versus previous generation systems.

The Precision T7500 is the most powerful Dell workstation, offering up to two quad-core processors, up to 192GB of three-channel DDR3 ECC memory at speeds of 1,066MHz or 1,333MHz, dual native PCI Express 2.0 x16 graphics slots that support nVidia SLI technology without a riser. Pricing begins at £1,337/€1,579 plus VAT.

The T5500 offers dual socket Intel Xeon performance in a small footprint system with memory capacity of up to 72GB. Pricing starts at £1,59/€1,379 plus VAT. The Precision T3500 is designed to offer a balance of performance, scalability and affordability. It features up to 24GB DDR3 ECC memory and costs from £969/€1,159 plus VAT.

The models feature Intel QuickPath Interconnect with direct cache access to help significantly improve performance; Intel Turbo Mode faster single-core performance; an eSATA port for fast external storage, up to 1.5TB SATA hard drives and a choice of graphics cards including nVidia's NVS 295 and Quadro FX 580, FX 1800, FX 3800, FX 4800, and FX 5800 (in the T5500 and T7500 models only), and AMD's ATI FirePro V3750, V5700, and V8700 graphics cards.