我想使用通过 HDMI 连接到配备 GeForce MX130 GPU 的 Ubuntu 18.04 笔记本电脑的外接显示器(Dell U3014t)。
在“显示”GUI 中更改设置时,最大分辨率为 1920x1200。设置为 2560x1600 时,显示器为黑色(无信号)。
通过向 xrandr 添加新模式,我能够让 2560x1600 工作,但最多只能达到 30 Hz。
我已经测试过 nvidia 驱动程序 390、396、410 和 415,没有什么区别。
你知道怎样让它以 60 Hz 运行吗?在 Windows 10 上它运行良好。
相关 lspci 输出:
02:00.0 3D controller: NVIDIA Corporation GM108M [GeForce MX130] (rev a2)
Subsystem: Dell GM108M [GeForce MX130]
Flags: bus master, fast devsel, latency 0, IRQ 129
Memory at ec000000 (32-bit, non-prefetchable) [size=16M]
Memory at c0000000 (64-bit, prefetchable) [size=256M]
Memory at d0000000 (64-bit, prefetchable) [size=32M]
I/O ports at 3000 [size=128]
[virtual] Expansion ROM at ed000000 [disabled] [size=512K]
Capabilities: <access denied>
Kernel driver in use: nvidia
Kernel modules: nvidiafb, nouveau, nvidia_drm, nvidia
00:02.0 VGA compatible controller: Intel Corporation Device 3e9b (prog-if 00 [VGA controller])
Subsystem: Dell Device 0818
Flags: bus master, fast devsel, latency 0, IRQ 128
Memory at eb000000 (64-bit, non-prefetchable) [size=16M]
Memory at 80000000 (64-bit, prefetchable) [size=256M]
I/O ports at 4000 [size=64]
[virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
Capabilities: <access denied>
Kernel driver in use: i915
Kernel modules: i915