We may assume that users liked the full-size Gigabyte M55plus-S3G based on the GeForce 6100 chipset. That would explain why Gigabyte decided to launch another product of the same form-factor based on AMD 690G chipset. Which looks more appealing from the point of view of demanding users and users of full-size boards. However, the analogy is not complete in this case. Developers have sacrificed board's main advantage - its 4 PCI slots. That number was halved.