diff -urp qemu-2.6.1.orig/roms/vgabios/vbetables-gen.c qemu-2.6.1/roms/vgabios/vbetables-gen.c
--- qemu-2.6.1.orig/roms/vgabios/vbetables-gen.c	2016-08-22 12:44:56.027554000 +0000
+++ qemu-2.6.1/roms/vgabios/vbetables-gen.c	2016-08-22 12:45:15.194554000 +0000
@@ -76,6 +76,8 @@ ModeInfo modes[] = {
 { 2560, 1600, 16                     , 0x18a},
 { 2560, 1600, 24                     , 0x18b},
 { 2560, 1600, 32                     , 0x18c},
+{ 1600,  900, 24                     , 0x18d},
+{ 1600, 1000, 24                     , 0x18e},
 { 0, },
 };