Lenovo ThinkVision LT1423p 13.3-inch IPS LED Backlit LCD Wireless Touch Monitor with pen - Manual (Page 23)

1GB memory
For 6 screens where 1 screen can run full screen DVD video:
1.8GHz Core Duo
1GB memory
At least one USB 3.0 port.
30 megabytes (MB) of free disk space.
Computer screen for use with the Lenovo USB Monitor device, if it is not integrated.
Network access for software downloads, or access to a CD-ROM drive.
Graphics Card Support (Windows 7)
On Windows 7, Lenovo USB Monitor software interacts closely with the primary
graphics card. Lenovo USB Monitor support and test a single graphics card (GPU) installed in a PC from all
major GPU vendors (Intel, ATI, NVidia and Via)
The following GPU configurations may exhibit compatibility issues on Windows 7 in certain
circumstances:
Switchable Graphics (ATI/Intel)
Switchable Graphics (ATI/ATI)
Switchable Graphics (NVIDIA/Intel)
NVIDIA SLI in SLI mode
Other GPU configurations, including the following, are currently unsupported and will not function on
Windows 7:
Hybrid Graphics
Hybrid SLI
Hybrid Crossfire
Crossfire
SLI not in SLI mode
Multiple WDDM 1.1 graphics drivers active at once
Graphics Card Support (Windows 8)
All graphics cards are supported on Windows 8.
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L T1423pwC Wide Touch Monitor User’s Guide