blog:lcd_scaling [Target-Earth]

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====== DOS Laptop LCD Scaling Comparisons ======

==== IBM Thinkpad 240 ====

   * 10", 800x600 TFT (shared with Thinkpad 240X)
   * Neomagic 128XD
   * BIOS HV Expansion (unlike most other Thinkpads, the 240/240X has no hotkey support)

{{:blog:pentium:240_scaling.jpg?800|}}

==== IBM Thinkpad 240X ====

   * 10", 800x600 TFT (shared with Thinkpad 240)
   * Silicon Motion SM712 LynxEM+
   * BIOS HV expansion (unlike most other Thinkpads, the 240/240X has no hotkey support)

{{:blog:pentium:img20241227115153.jpg?400|}} {{:blog:pentium:img20241227115557.jpg?400|}}
==== IBM Thinkpad 385ED ====

   * 12", 800x600 FRSTN
   * Neomagic 128ZV
   * BIOS HV Expansion + Fn hotkey

{{:blog:pentium:385ed_scaling.jpg?800|}}

==== IBM Thinkpad 600x ====

   * 14", 1024x768 TFT
   * Neomagic 256ZX
   * BIOS HV Expansion + Fn hotkey

{{:blog:pentium:600x_scaling.jpg?800|}}

==== Toshiba Satellite Pro 480CDT ====

   * 12", 800x600 TFT
   * C&T 65555
   * BIOS HV Expansion + VEXP DOS utility

{{:blog:pentium:480cdt_scaling.jpg?800|}}

==== Toshiba Tecra 550CDT ====

   * 12", 1024x768 TFT
   * S3 Virge/MX
   * BIOS HV Expansion

No ability to load HDD :(

==== Compaq Armada 1750 Tecra 550CDT ====

   * 14", 1024x768 TFT
   * ATI Rage LT Pro
   * Automatic ATI 'ratiometric' interpolated scaling

{{:blog:pentium:armada1750:img20250315114337.jpg?400|}}