NVIDIA GeForce GT 550M 和AMD Radeon HD 6750M哪个性能强点 显存上的

AMD

AMD Radeon HD 6750M 略强于NVIDIA GeForce GT 550M这是根据数据评测 但是差距应该是小于1%的，所以可以忽略

给几个游戏的评测数据：550m：Dirt 3 (2011)low:166.4 fpsmed.:53.7 66 ~ 60 fpshigh:41.6 42.9 ~ 42 fpsultra:12.7 fps

Call of Duty: Black Ops (2010)low:95.2 fpsmed.:61.6 70.8 ~ 66 fpshigh:50 55.4 ~ 53 fpsultra:24.2 31.9 ~ 28 fps

NVIDIA

Resident Evil 5 (2009)low:137.9 fpshigh:51.7 fps ultra:29 fps

Crysis 2 (2011)low:58 59.1 ~ 59 fps med.:39.3 39.5 ~ 39 fpshigh:29 29.2 ~ 29 fps ultra:10.3 10.3 ~ 10 fps

6750m：Dirt 3 (2011)low:72.6 fps med.:46.9 fpshigh:40 fpsultra:14.3 fps

Call of Duty: Black Ops (2010)med.:76 fps high:57 fpsultra:32 33 ~ 33 fps

Crysis 2 (2011)low:73.3 79 79 ~ 77 fps med.:50.2 53 53 ~ 52 fpshigh:36.8 38 38 ~ 38 fps ultra:12 12 12.8 ~ 12 fps

Resident Evil 5 (2009)low:54.7 140.6 ~ 98 fps high:42.5 60.6 ~ 52 fps ultra:32.7 35.2 35.3 ~ 34 fps