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Aptiva - Video Rate Information for 2144/2168 SL-C and D systems

Applicable to: United States

The VP-P table for S3 Vision864 video modes is shown below.

Frame Rate Resolution	Hz (non-interlaced)	Memory Required	Max Colors
640 x 480 640 x 480	60, 72, 75 60, 72, 75	1 MB 2 MB	65,536 16.7 million
800 x 600 800 x 600 800 x 600	56, 60, 72, 75 60, 72, 75 56, 60, 72, 75	1 MB 1MB 2 MB	256 65,536 16.7 million
1024 x 768 1024 x 768	43.5(I),60,70,72,75 43.5(I),60,70,72,75	1 MB 2 MB	256 65,536
1280 x 1024 1280 x 1024	43.5 (I), 60, 72, 75 43.5 (I), 60, 72, 75	1 MB 2 MB	16 256
1600 x 1200	49 (I)	2 MB	256

(I) = Interlaced

The 310, 330, 335, 343, and 350 use the Cirrus 5426 Graphics accelerator with 1 MB of video memory. The following refresh rates are supported. Refresh rates are set by setting a monitor type using the Display Select utility in Windows or using the Configuration Utility (PF1) on power up:

Resolution	640x480	800x600	1024x768	1280x1024
Colors
16	60/72	56/60/72	43i/60/70	43i
256	60/72	56/60/72	43i/60/70	n/a
64K	60/72	60	n/a	n/a
16M	60	n/a	n/a	n/a

The 510 and 530 use the Cirrus 5430 Graphics accelerator with 1 MB of video memory. The following refresh rates are supported. Refresh rates are set by setting a monitor type using the Display Select utility in Windows or using the Configuration Utility (PF1) on power up:

Resolution	640x480	800x600	1024x768	1280x1024
Colors
16	60/72	56/60/72/75	43i/60/70/75	43i
256	60/72	56/60/72/75	43i/60/70/75	n/a
64K	60/72	60	n/a	n/a
16M	60	n/a	n/a	n/a

The 710 and 730 use the S3 864 Graphics accelerator with 1 MB of video memory. The video memory is upgradable to 2 MB using 60ns dual-CAS SOJ DRAMs. The following refresh rates are supported. Refresh rates are set by setting a monitor type using the Display.

Select utility in Windows or use the Setup Utility (PF1) on power up. The Setup Utility allows the refresh rate for each resolution to be set independently:

1MB Video Memory

Resolution	640x480	800x600	1024x768	1280x1024
Colors
16	60/72/75	n/a	n/a	45i
256	60/72/75/85	56/60/72/75/85	43i/60/70/72/75	n/a
64K	60/72/75	56/60/72/75	n/a	n/a
16M	60/72/75	n/a	n/a	n/a

2MB Video Memory

Resolution	640x480	800x600	1024x768	1280x1024	1600x1200
Colors
16	60/72/75	n/a	n/a	45i/60/72/75	n/a
256	60/72/75/85	56/60/72/75/85	43i/60/70/72/75	n/a	49i
64K	60/72/75	56/60/72/75	43i/60/70/72/75	n/a	n/a
16M	60/72/75	56/60/72/75	n/a	n/a	n/a

For 7xx models, refresh rates can be set by monitor type ("USER DEFINED" - below table) or individually ("CUSTOM"). The "USER DEFINED" and "CUSTOM" terms are how they are mentioned in the SETUP utility.

Vertical Refresh Rates (Hz) for 7xx Models:

Resolution	640x480	800x600	1024x768	1280x1024	1600x1200
Monitor Type Max Hor. Freq
31.5 KHz	60
31.5-36.99	60	56	87i
37.00-37.99	72	60	87i
38.00-48.99	72	75	60
49.00-59.99	72	72	70	90i
60.00-67.99	72	75	75	90i
68.00-78.99	75	75	75	60	98i
79.00-89.99	75	75	75	75	98i
90.00-95.99	75	75	75	75	98i

Vertical Refresh Rates (Hz) for Cirrus 5430 w/ 1 MB 70ns Vid Mem:

Resolution	640x480	800x600	1024x768	1280x1024
Allowed Colors	16-16M	16-64K	16-256	16
Monitor Type Max Horiz Freq
31.5 KHz	60
35.5 KHz	60	56	87i
37.9 KHz	72 (*)	60	87i
48 KHz	72 (*)	75 (**)	60
56 KHz	72 (*)	72 (**)	70	87i
62 KHz	72 (*)	75 (**)	75	87i

* Except 16M colors uses 60 Hz
** Except 64k colors uses 60 Hz

Refresh rates for Cirrus 5426 w/ 1 MB Vid memory are the same EXCEPT all 75Hz refresh rates become 72Hz.

Vertical Refresh Rates (Hz) for Cirrus 5430 w/ 512KB 70ns Vid Mem:

Resolution	640x480	800x600	1024x768
Allowed Colors	16-256	16-256	16
Monitor Type Max Horiz Freq
31.5 KHz	60
35.5 KHz	60	56	87i
37.9 KHz	72	60	87i
48 KHz	72	75	87i
56 KHz	72	72	87i
62 KHz	72	75	87i

Refresh rates for Cirrus 5426 w/ 512KB Vid memory are the same EXCEPT all 75Hz refresh rates become 72Hz.

	Search Keywords
	Hint Category	Video
	Date Created	08-04-97
	Last Updated	24-06-98
	Revision Date	16-06-99
	Brand	IBM Aptiva
	Product Family	Aptiva
	Machine Type	2144, 2168
	Model	1R2; 66P; 67P; 86P; OR8; 1R1; 1R3; 1R5; 22P; 24P; 25P; 27P; 29P; 63P; 67P; 82P; 83P; OR6; OR7; OR9; 1R0; 1R1; 26P; 62P; 2R0; P30; 2R3; S15
	TypeModel	21681r2
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