系统10.7.2 型号名称: iMac 型号标识符: iMac12,2 处理器名称: Intel Core i7 处理器速度: 3.21 GHz 处理器数目: 1 核总数: 4 二级缓存(每个核): 256 KB 三级缓存: 8 MB 内存: 8 GB Boot ROM 版本: IM121.0047.B0A SMC 版本(系统): 1.72f1 序列号(系统): C02GW506DHJP
显卡
GeForce GT 430:
芯片组型号: GeForce GT 430 类型: GPU 总线: PCIe 插槽: PCI Slot 1 PCIe Lane 宽度: x16 VRAM(总和): 1024 MB 供应商: NVIDIA (0x10de) 设备 ID: 0x0de1 修正版 ID: 0x00a1 ROM 修正版: GeForce GT 430 显示器: HH281: 分辨率: 1920 x 1200 @ 60 Hz 像素深度: 32 位彩色 (ARGB8888) 显示器序列号: 013LK37A00887 主显示器: 是 镜像: 关 联机: 是 旋转: 支持 电视: 是
DSDt驱动NV GT430 症状是: 1.刚开机进入系统 显卡频率好像特别低一样,一些菜单出来显得卡顿 用glviewer测试 全屏只有144FPS, 2.只有休眠唤醒以后, 全屏测试才达到正常的分值 1200多FPS,
求指点..........
参考文章:
How to fix Nvidia's choppy graphic performance on mac
This method works in Mac OS X 10.6.2 and above. Without disabling BeamSync in QuartzDebug ;) I shall answer on your questions with great pleasure, mail me dok34@me.com Other materials and benchmarking see on http://www.dok34.ru/mac/ The command, which you need to type (copy/paste) in terminal app: sudo mv /System/Library/Extensions/AppleGraphicsPowerManagement.kext/ /System/Library/Extensions/AppleGraphicsPowerManagement.disable Kext Utility - "make full service for MAC OS X kexts easily. - Improved version utility from russian MAC community." http://cvad-mac.narod2.ru/Kext_Utility Caffeine - "The subtle Caffeine menu bar item is built for one thing in specific: keeping your Mac from going to sleep. It comes in handy if you want to be able to use your Mac whenever, without waiting for it to come out of sleep or hibernation or of putting up a screensaver." http://caffeine.en.softonic.com/mac
试了,搞了 重启了 有效果!!
不知道为何会这样? 尼玛,N卡果断坑爹..
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