It is possible to tweak the Java settings in some installations. Only the Java Runtime (JRE) component is required, though installing midsize or deluxe soundbanks may improve the sound quality. Note: It is generally advisable to use the current Sun Java release. The official RuneScape Client or a web browser which supports NPAPI plugins.
Processor: Intel Dual Core, Intel Core 2 Duo or AMD A series, C series, E series.Graphics: Most ATi HD and nVidia video cards.Processor: Intel i3 or AMD Phenom II X4.Video Settings: Graphic Details on High.Graphics: ATi Radeon HD, 512MB Nvidia GeForce G 100 or better.Processor: Intel i5 or i7 or AMD Athlon X2.Listed below are the minimum system requirements as stated by Jagex: High detail
