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#1  ¡e¤À¨É¡f¦n§a¡IÁÙ¬OÅã¥Ü¥d¡IRadeon HD 4830

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R700Á`»ù¶W¹L¤F500¬ü¤¸¡A»P¤§¬Û¤Ïªº¬O¤§«á±À¥XÀ³¹ï¥D¬y¥«³õªºRadeon HD 4670Åã¥d¡A³o´ÚÅã¥d¶È¶È¾Ö¦³320­Ó¬y³B²z¾¹¡A³o¤ñ°_Radeon HD 4870ªº800­Ó¤Ö¤F¤@¥b¦h¡FÅã¦s±a¼e¤]ÁY´î¨ì¤F128bit¡C¤£¹L¥¦¶È¶È80¬ü¤¸ªº¨­»ù¡Aµ´¹ï¬O爲§CºÝÅã¥d3D¹Ï§Î¥«³õª`¤J¤F¤@°w±j¤ß¾¯¡C



Radeon HD 4670Åý®ø¶OªÌ¥i¥H¥Î¸û§Cªº»ù®æ´N¦b¸û°ªªº³]¸m¤U¹B¦æ®É¤Uªº¹CÀ¸¡A4xAAªº³]¸m¤]¥¼¹Á¤£¥i¡C随«á¡A´N¦b¨â©P¤§«e¡AAMD¶i¤@¨B±j¤Æ§CºÝ¥«³õ¡Aµo¥¬¤F°â»ù§C¤_60¬ü¤¸ªºRadeon HD 4550¡C³o¼ËAMD°ò¥»§¹¦¨¤F·s¤@¥NRadeon産«~½uªº¾Q³]¡A¦ý§A¤]¥i¥Hª`·N¨ì¡A³oùØ­±°ß¿W¯Ê¤Ö¤F100~140¬ü¤¸Àɦ¸ªº産«~¡C

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爲¤F¹ï§ÜGeForce 8800GT¡B9800GT¡AAMD²×¤_®³¥X¤F±qRV770«d´î¦Ó¨Óªº·sGPU¡X¡XRV770LE¡C¾Ö¦³740GFLOPS¯BÂI¼Æ¹Bºâ¯à¤O¡ARV770LE¬Û¤ñRV770¥»¨­¦}¨S¦³¤Ó¤jµ{«×ªº«d´î¡CAMD¤w¸g§âRV770ªº§CºÝ«¬号©R¦W爲¤FRadeon HD 4850¡A¨º麽ÀW²v§ó§C¡ASIMD core¼Æ¶q§ó¤Ö¡A«d´î¤F160­Ó¬y³B²z¾¹«á¡A¶È³Ñ¤U640­Ó¬y³B²z¾¹ªºRV770LE¡A³Ì²×©R¦W爲Radeon HD 4830¡C


[table=98%][tr][td=4,1]Radeon 4800 Series Comparison[/td][/tr][tr][td=1,1,25%] [/td][td=1,1,25%]Radeon HD 4830[/td][td=1,1,25%]Radeon HD 4850[/td][td=1,1,25%]Radeon HD 4870[/td][/tr][tr][td=1,1,25%]GPU[/td][td=1,1,25%]RV770LE[/td][td=1,1,25%]RV770[/td][td=1,1,25%]RV770[/td][/tr][tr][td=1,1,25%]Core Clock Speed[/td][td=1,1,25%]575MHz[/td][td=1,1,25%]625MHz[/td][td=1,1,25%]750MHz[/td][/tr][tr][td=1,1,25%]Memory[/td][td=1,1,25%]512MB GDDR3[/td][td=1,1,25%]512MB GDDR3, 1GB GDDR3[/td][td=1,1,25%]512MB GDDR5, 1GB GDDR5[/td][/tr][tr][td=1,1,25%]Memory Clock Speed[/td][td=1,1,25%]1.8GHz Effective[/td][td=1,1,25%]2.0GHz Effective[/td][td=1,1,25%]3.6GHz Effective[/td][/tr][tr][td=1,1,25%]Memory Bandwidth[/td][td=1,1,25%]57.6GB/sec[/td][td=1,1,25%]64GB/sec[/td][td=1,1,25%]115GB/sec[/td][/tr][tr][td=1,1,25%]# of Stream Processors[/td][td=1,1,25%]640[/td][td=1,1,25%]800[/td][td=1,1,25%]800[/td][/tr][tr][td=1,1,25%]Texture Units[/td][td=1,1,25%]32[/td][td=1,1,25%]40[/td][td=1,1,25%]40[/td][/tr][tr][td=1,1,25%]Compute Power[/td][td=1,1,25%]740 GFLOPs[/td][td=1,1,25%]1.0 TFLOPs[/td][td=1,1,25%]1.2 TFLOPs[/td][/tr][tr][td=1,1,25%]Max Board Power[/td][td=1,1,25%]110W[/td][td=1,1,25%]110W[/td][td=1,1,25%]160W[/td][/tr][tr][td=1,1,25%]MSRP[/td][td=1,1,25%]$129[/td][td=1,1,25%]$150-$199[/td][td=1,1,25%]$240-$299[/td][/tr][tr][td=4,1][/td][/tr][/table]

¥H¤W´N¬ORV700¨t¦CÅã¥dªº³W®æ°Ñ¼Æ¦Cªí¡A§Ú­Ì¬Ý¨ì¤F³o´ÚRadeon HD 4830Åã¥d©w»ù爲129¬ü¤¸¡A§Ú­Ì¤w¸g±oª¾³q¹L¤@¨Ç§é¦©¡A³o´ÚÅã¥dªº¹ê»Ú°â»ùÁÙ·|§ó§C¤@¨Ç¡C

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System Setup

Intel Core 2 Extreme QX9650

ASUS P5E3 Premium

4GB OCZ Platinum DDR3-1333

NVIDIA GeForce 9600 GT
NVIDIA GeForce 8800 GT
NVIDIA GeForce 9800 GTX
ForceWare 180.42

ATI Radeon 4850 512MB
ATI Radeon 4830 512MB
ATI Radeon 3850 512MB
sample_vista32-64_8-542rc2_HD4830.exe
Far Cry 2 hotfix driver (used for all Far Cry 2 testing)

300GB Western Digital Caviar SE

Windows Vista Ultimate 64-bit w/Service Pack 1



Benchmarks

Company of Heroes 1.71
World in Conflict
Far Cry 2
Call of Duty 4 1.4
Half-Life 2 Episode Two
Lost Planet
Crysis 1.2
Quake Wars
Devil May Cry Performance Benchmark #2

STALKER: Clear Sky Performance



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2008-12-2 03:19 PM
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