2.6.28-16-generic is a kernel. The 2.6.28-16-generic has been tested via the Phoronix Test Suite in the configurations listed below.
lightsmark-test - Tests on Ubuntu 9.04, Ubuntu 10.10, Intel Core 2 Duo T9300, ATI Mobility Radeon HD 3400, Dell Studio 1535, Intel Core i7 930, GeForce GTS 450, Gigabyte X58A-UD7
ogg22 - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg2 - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg1 - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
kompresja 2(1) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg - 1rdzen(4) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg - 1 rdzen(3) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg - 2 rdzenie(6) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg - 2 rdzenie (5) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg - 2 rdzenie (4) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg - 2 rdzenie (3) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
ogg - 1 rdzen (2) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
mpeg - 2 rdzenie (2) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35
mpeg - 1 rdzen(2) - Tests on Ubuntu 9.04, AMD Turion X2 Ultra Mobile ZM-80, ATI Mobility Radeon HD 3400, HP 30FD v01.35