??????????????,??CPU?????????,??????????????????????????????????????,???????,????????????????????????????????????????:

1
?7? ???????
????????? 1?????????????????
2??????????????? ?????????
1??????????????? 2????????????? ????
4?? ?????????????????????
2
?7? ???????

• 7.1 ???(???????)

??????????????,??CPU?????????,?????????????????
?????????????????????,???????,????????????????????
???????????????????? ?CPU??????????????
????????????,?????????????? ???????????RAMDAC(?/
????)????/??? ?RAMDAC(?/????)???????VGA?????????
????,????????????????????????RAMDAC(?/????)
???????????
AGP????????
3
7.1.1 ??????
1????? ?????????????,?????????,?????????????
???????????????????,????????,???????????,?S3?3D
fx?nVIDIA?? ??,????????2D???3D????????2D???
??????????????CPU,???????3D????????????????????
??,????????????????CPU?????,???CPU???,??????????,?
???????????????????????3D?????
API(Application Program Interface,??????)?????????
?????? ????API?????,??????????Direct
3D?OpenGL?Heidi?
4
7.1.1 ??????
2?RAMDAC(?/????) RAMDAC(Random Access
Memory Digital-Analog Converter)????????/??????,??
?????????????????????????????RAMDAC????????,??????
???????????????????????????RAMDAC?????170MHz??,???
??????RAMDAC???????300MHz???,?19201200?????????70
MHz????,???????????????RAMDAC????????,??RAMDAC????
?,?????????????????????????RAMDAC,?Millennium
?? ??????????????RAMDAC,???????????????
5
7.1.1 ??????
3?????(Video RAM) ????(????)??????????
,?????????????????????????????????EDORAM?MDRAM?SDR
AM?SGRAM?VRAM?WRAM????????????SGRAM?
????,????????????,???????????????
???????????????????RAMDAC??,?????????,?????????,??
??????????????????????????,EDO RAM???25ns??,?SDRAM
?SGRAM?????10ns?
SGRAM????
6
7.1.1 ??????
4????? ??????????PCI?AGP?????
PCI??????
AGP 2??????
7
7.1.1 ??????
PCI????????33MHz,????????????133MB/s??AGP?66MH
z?????,AGP 1????????266 MB/s,AGP 2??????????533
MB/s,??2????????????????(??????????),??????????
???????AGP 4???????1GB/s?
66MHz???????????532 MB/s,????AGP
2??????100MHz????????????????800 MB/s,AGP
4???????????133MHz?????,?1G MB/s??????????AGP
4???AGP 4?????? ?
AGP 4??????
8
7.1.1 ??????
5????BIOS ??BIOS???VGA
BIOS,??????????????????????,??????????????????????
????????????????BIOS????ROM?,????,????????????EEPR
OM,?Flash BIOS,?????????????BIOS?????
????????????/?????DFP(Digital Flat
Panel)????????/?????????????S??,??????????????????
?S???????????????????????DFP??????????????,??VGA??
??????,????????????????
9
7.1.2 ???????
1???? ??????????????????,????????????
?,??1024768? 2??? ??????????????,??????
???,??????????????,?????bit(?)?????,8???????????
?256(28)????,??????????256?????????????????????256
?????,???????????????????,???16?(21665536?),???
???64K???????,????24?(22016777216,?16.7M?)?32??
,????????????? 3????? ?????????????????,???
????????????,???????(Hz)??????????75Hz????????????
,??????????????75Hz??? ?????????????,???????????

10
7.1.2 ???????
4??? ??????????????,??????????????????????,?
????????????????????? ?????????????????????????
?????????,????????????,?????????
???????????????? ???????????8
?????16????1024768???,???1024768168B1.6MB,?2M
B???
11
7.1.3 ????????
???????,?ELSA?????????????????????????????
?,?nVIDIA?ATI?Trident?SiS?Maxtrox?????????????????
??? 1?nVIDIA ???? (1)GeForce 4 Ti?GeForce
4 MX?? (2)Geforce FX???? 2?ATi????
(1)Radeon 8500 (2)Radeon 9000
(3)Radeon 9700
12
7.1.3 ????????
3?Trident?3Dlabs
Trident?XP4??,3Dlabs?P10?? 4?SiS??????
(1)SiS 315 (2)SiS Xabre 400
5?Maxtrox Maxtrox??????????,??????????????
,??????????G1000,???????Parhelia512?
13
7.2 ???
???(Display)??????(Monitor),?????????????,????
???????????????????PHILIPS?LG?SAMSUNG?CTX?MOZOX5?B
enQ?????????
?????????
14
7.2.1 ??????
???????? ??CRT(Cathode Ray
Tube,?????)?????????LCD(Liquid Crystal Display)?
???????? ?????????????? ??????????
??????(1??2.54cm),???14???15???17???20???21???22?
??? ????????? ??14????????????,???????????????
???????????????,??????,???????????????,???????????
???,????????,?????????
15
7.2.2 ????????
1?????????? ???????????????????,??????
??????,???????????????????????????????????????????
?????????,14????????????13????,?15??????13.614??,
17???????15.816??? ?????????????????????????,??
??????????????,?????????????

????????
16
7.2.2 ????????
2???? ????????????????,???????????,?????????
????????,????????????,????????????????????????????
??????????,???????????????????
?????(?????????????)????????????????????,?????????
????????????????? ????????640480?800600?1024
768?12801024?16001200?? ?????????,14????????10
24768????,15?????????12801024???(????15????????)
,17??????????12801024,??????????16001200?????
17
7.2.2 ????????
3??? ???????????????????,??????????,???????
??,??????????????????0.28mm?0.26mm???,????????????
????0.22mm? ??,???????????????,?????????????,
???????????,???0.25mm?
?????
18
7.2.2 ????????
4????? ???????????????(Interlaced)?????(Non-
Interlaced)??,??????????????????????????????,?????
?,??????????,????????????????
??????????????????,??????????????????????????????,
????,?640480?????,??????????????????,??12801024?
???????,???????????????????????15???????????16001
200?????,??????????????,??????16001200(I),??????
I??Interlaced,?????
19
7.2.2 ????????
5????????? ??(Vertical Scanning
Frequence)????????????????(Refresh
Rate),?????????????????,???Hz???VESA??,????????72H
z,??????????85Hz? ??(Horizontal Scanning
Frequence)??????????????,??????????????,???KHz???
????,???800600?????,?????85Hz?(?????800600_at_85Hz
),??60085Hz51KHz? ??(BandWidth)?????????????
?,???????????????????????????????,????????????????
?????,???????????????????????,?????????800600_at_8
5Hz?,???????80060085Hz40.8MHz?????,???800600??
?????85Hz????,???????40.8MHz?
20
7.2.2 ????????
6??????? ???????????????????????,??????????
???????????????,?????????????????????????????????,
??????????????,?????????????????????
7?????? ?????????????????????,???????,?
?????????????????????? ??(Green)????????,?????
??????,?????????,???ON(??)?Standby(????lt15W)?Suspe
nd(????lt15W)?Off(??lt5W)???????????????,?????BIOS??
???????(???????????????EPA??)?
??????
21
7.2.3 ??????
1??????? CRT(Cathode Ray
Tube,?????)???????????????????CRT????????????(??)?
????????????????????? ?????????(???)????????,?
???????????????,??????????????????????????,???????
??????????,?????????????????,??????,??????????????
????????????????????,???????????(R)??(G)??(B)???,?
?????????,???????????????? ??????????????CRT?,??
?????SONY?????Trinitron(???)????????????????????
????????Diamondtron??,???????????
22
7.2.3 ??????
2??????? LCD(Liquid Crystal
Display)???????????????????CRT??,LCD??????????????
?????????,????????????????,???????????????????????
,LCD?????????????????
?????
23
7.2.3 ??????
?????????,LCD??????DSTN?TFT????
DSTN?????LCD,??????????????DSTN?????????,?????????
??,??????????????????LCD???????????,?????,????????
DSTN??????DSTN????????? TFT?????,??LCD????????
?????,????????????????TFT?????????????????,???????
??CRT????????,TFT???????,????????CRT???????
??CRT?LCD?,??????????????PDP(???????)?FED(??CRT)?D
LP(?????)??