Sapphire HD 7770 Vapor-X 1 GB

Sapphire HD 7770 Vapor-X 1 GB

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Introduction



AMD's HD 7770 has been out for a while now and most board partners have released their customs designs. The card is based on AMD 28 nanometer silicon combined with the GCN shader architecture which promises lower power consumption at increased performance.



Sapphire's HD 770 Vapor-X uses the company's famous vapor chamber cooling solution and greatly increased clock speeds of 1100 MHz GPU and 1300 MHz memory.

HD 7770 Market Segment Analysis
 Radeon
HD 5770
Radeon
HD 7750
GeForce
GTX 550 Ti
Radeon
HD 6790
Radeon
HD 6850
Radeon
HD 7770
Sapphire HD
7770 Vapor-X
GeForce
GTX 460
Radeon
HD 6870
GeForce
GTX 560
Shader Units8005121928009606406403361120336
ROPs16162416321616323232
Graphics ProcessorJuniperCape VerdeGF116BartsBartsCape VerdeCape VerdeGF104BartsGF114
Transistors1040M1500M1170M1700M1700M1500M1500M1950M1700M1950M
Memory Size1024 MB1024 MB1024 MB1024 MB1024 MB1024 MB1024 MB1024 MB1024 MB1024 MB
Memory Bus Width128 bit128 bit192 bit256 bit256 bit128 bit128 bit256 bit256 bit256 bit
Core Clock850 MHz800 MHz900 MHz840 MHz775 MHz1000 MHz1100 MHz675 MHz900 MHz810 MHz
Memory Clock1200 MHz1125 MHz1026 MHz1050 MHz1000 MHz1125 MHz1300 MHz900 MHz1050 MHz1002 MHz
Price$110$110$120$120$140$130$150$140$155$170
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