Sony on Wednesday announced three new all-in-one PCs, the 20-inch Vaio JS, the 24-inch Vaio LS, and the 25.5-inch Vaio RT.

The Vaio JS (read our review of the Vaio JS190J; the system earned itself an Editors’ Choice award) starts at $1,000 and boasts a simple, sparse design. A silver (or a black or

a pink) bezel with rounded corners surrounds the 20.1-inch screen, which features a 1,680×1,050 resolution. Above the display is a Webcam and below is a speaker bar. Inside, the Vaio JS uses a 3.0GHz Core 2 Duo E8400 processor, 4GB of 800MHz memory, integrated Intel GMA 4500HD graphics, and a 500GB hard drive. A DVD burner comes standard; a Blu-ray drive is an upgrade option.

…