For businesses that want an affordable business server with tremendous computing power, plus the ability to scale system performance and capacity as their needs grow, the Sun Enterprise 4000 is the right choice. The server's unique design provides excellent throughput and it is ideal for business-critical applications.For companies that want an easily affordable business server with tremendous computing power - plus the ability to scale system performance and capacity as their needs grow - Sun introduces the Sun Enterprise 4000. This server lets you purchase just the amount of computing capacity you need today - then cost-effectively expand that capacity to a level that exceeds most mainframe systems.