Ports & interfaces
| Interface type |
PCI Express 3.0 |
| DVI-I ports quantity |
1 |
| HDMI ports quantity |
1 |
Performance
| Shader model version |
5.0 |
| HDCP |
Y |
| TV tuner integrated |
N |
| PhysX |
N |
| NVIDIA 3D Vision |
N |
| DirectX version |
11 |
| OpenGL version |
4.2 |
Design
| Cooling type |
Active |
| Number of slots |
2 |
| Form factor |
ATX |
Processor
| Processor cores |
1 |
| Processor frequency |
1000 MHz |
| Shader clock |
1000 MHz |
| Stream processors |
640 |
| Maximum digital resolution |
2560 x 1600 pixels |
| Graphics processor family |
AMD |
| Maximum analog resolution |
2048 x 1536 pixels |
| CUDA |
N |
| Graphics adapter RAMDAC |
400 MHz |
Other features
| Mac compatibility |
N |
| HDMI |
Y |
| Graphics adapter family |
ATI, AMD |
Power
| Minimum system power supply |
450 W |
| Supplementary power connectors |
1x 6-pin |
Memory
| Discrete graphics adapter memory |
1 GB |
| Graphics adapter memory type |
GDDR5 |
| Memory bus |
128 bit |
| Memory clock speed |
4500 MHz |
Additionally
| Dual-link DVI |
Y |
| Graphics controller |
Radeon HD7770 |
| Mini DisplayPort quantity |
2 |
Radeon HD7770 1GB GDDR5
<b>Redefine HD Gaming.</b>
With more than twice the processing power of previous generation AMD discrete graphics cards, ATI Radeon HD 7700 Series graphics cards deliver a cinematic gaming experience and unprecedented performance.
- PCI Express® 3.0.
- 128-bit GDDR5 memory interface.
- MicrosoftR DirectX® 11.1 support.
- Dual channel interconnect is not required for CrossFireX, and may not be included in all product configurations.
- Some custom resolutions require user configuration.
- Playing HDCP content requires additional HDCP ready components, including but not limited to an HDCP ready monitor, Blu-ray or HD DVD disc drive, multimedia application and computer operating system.
- Subject to digital rights management limitations; maximum supported audio stream bandwidth is 6.144 Mbps.
- ATI PowerPlay TM technology consists of numerous power saving features. Not all features may be available in all ATI Radeon HD 7700 Series graphics cards.
- ATI AvivoTM HD is a technology platform that includes a broad set of capabilities offered by certain ATI RadeonTM HD GPUs. Not all products have all features and full enablement of some ATI AvivoTM HD capabilities may require complementary products.
