Test recommendation: Radeon HD 4770, the successful VGA
From an Expreview article, we learn what AMD’s first graphics card with a 40-nanometer graphics core is capable of.
Expreview today delighted us with a very meticulous test that shows how the consumption of the $ 4830 ATI Radeon HD 4, which retires the HD 99 and debuted on May 4770, will evolve, how long its operating frequencies can be increased while maintaining factory cooling, and we also get answers to 3DMark Vantage, Enemy Territory: Quake Wars, Left 4 Dead, Call of Duty 4: Modern Warfare, Unreal Tournament III, Grand Theft Auto IV, Crysis Warhead, Far Cry 2 , in World in Conflict and Tom Clancy's HAWX applications, how it performs against the Radeon HD 4830 and Radeon HD 4850, as well as the GeForce 9800 GT, GeForce 9800 GT OC and GeForce GTS 250.
ATI Radeon | HD 4770 | HD 4830 |
Graphics core | RV740 | RV770 HP |
manufacturing Technology | 40 nm | 55 nm |
DirectX | 10.1 | 10.1 |
Number of shaders | 640 | 640 |
Computing power | 960 GFlops | 736 GFlops |
Seed clock | 750 MHz | 575 MHz |
Effective memory clock | 3200 MHz | 1800 MHz |
Memory size and type | 512MB GDDR5 | 512MB GDDR3 |
Memory bus | 128 bit | 256 bit |
Auxiliary power connector | 6 pins | 6 pins |
The Expreview English test can be viewed by clicking on the source link.
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