i3DSpeed, March 2012
AMD Radeon HD 6770 1024MB GDDR5 (850/850/4800 MHz)
Andrey Vorobiev; April 5, 2012.
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On the example of XFX Radeon HD 6770 1024MB GDDR5 (850/850/4800 MHz).
Features:
- GPU: Radeon HD 6770 (Juniper XT)
- Interface: PCIe 2.1 x16
- GPU clock rate (ROPs/shaders): 850/850 MHz (standard)
- Memory clock rate, physical (effective): 1200 (4800) MHz (standard)
- Memory bus: 128-bit
- Stream processors: 800
- Texture units: 40 (BLF/TLF/ANIS)
- ROP units: 16
- Dimensions: 225x111x38 mm
- Board color: black
- Display connectors: 2 x Dual-Link DVI, DisplayPort, HDMI
- Multi-GPU mode: hardware CrossFireX
 Image © XFX
This card features its own audio codec, so nothing else is required to output audio to HDMI.
This card has one 6-pin supplementary power connector.
This card can work with three monitors simultaneously.
Maximum resolutions and frequencies:
- 240 Hz maximum refresh rate
- 2560 x 1600 @ 60Hz max. digital resolution
- 2048 x 1536 @ 85Hz max. VGA resolution
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