Processor
| Processor frequency |
550 MHz |
| Maximum analog resolution |
2048 x 1536 pixels |
| Maximum digital resolution |
2560 x 1600 pixels |
Memory
| Graphics adapter memory type |
GDDR3 |
| Memory bus |
128 bit |
| Memory clock speed |
800 MHz |
Performance
| DirectX version |
11 |
| OpenGL version |
3.2 |
| Shader model version |
5.0 |
| HDCP |
Y |
Other features
| HDMI |
Y |
| Mac compatibility |
N |
Ports & interfaces
| Interface type |
PCI Express 2.1 |
| DVI-I ports quantity |
1 |
| HDMI ports quantity |
1 |
| VGA (D-Sub) ports quantity |
1 |
Power
| Minimum system power supply |
400 W |
Radeon HD5550, 512MB, DDR3, 550MHz, PCI-E, DVI, VGA, HDMI, 400W
- 627 million 40nm transistors;
- TeraScale 2 Unified Processing Architecture:
- 320 Stream Processing Units;
- 16 Texture Units;
- 32 Z/Stencil ROP Units;
- 8 Color ROP Units.
- DDR2 memory interface;
- PCI Express 2.1 x16 bus interface;
- DirectX 11 support:
- Shader Model 5.0;
- DirectCompute 11;
- Programmable hardware tessellation unit;
- Accelerated multi-threading;
- HDR texture compression;
- Order-independent transparency.
- OpenGL 3.2 support;
- Image quality enhancement technology:
- Up to 24x multi-sample and super-sample anti-aliasing modes;
- Adaptive anti-aliasing;
- 16x angle independent anisotropic texture filtering;
- 128-bit floating point HDR rendering.
- ATI Eyefinity multi-display technology:
- Three independent display controllers;
+ Drive three displays simultaneously with independent resolutions, refresh rates, color controls, and video overlays
- Display grouping;
+ Combine multiple displays to behave like a single large display
- ATI Stream acceleration technology:
- OpenCL Support1;
- DirectCompute 11;
- Accelerated video encoding, transcoding, and upscaling.
- ATI CrossFireX multi-GPU technology:
- Dual GPU scaling.
- ATI Avivo HD Video & Display technology:
- UVD 2 dedicated video playback accelerator;
- Advanced post-processing and scaling;
- Dynamic contrast enhancement and color correction;
- Brighter whites processing (blue stretch);
- Independent video gamma control;
- Dynamic video range control;
- Support for H.264, VC-1, MPEG-2, and Adobe Flash9;
- Dual-stream 1080p playback support;
- DXVA 1.0 & 2.0 support;
- Integrated dual-link DVI output with HDCP;
+ Max resolution: 2560x1600
- Integrated HDMI 1.3 output with Deep Color, xvYCC wide gamut support, and high bit-rate audio;
+ Max resolution: 1920x1200
- Integrated VGA output;
+ Max resolution: 2048x1536
- Integrated HD audio controller;
+ Output protected high bit rate 7.1 channel surround sound over HDMI with no additional cables required
+ Supports AC-3, AAC, Dolby TrueHD and DTS Master Audio formats
- ATI PowerPlay power management technology:
- Dynamic power management with low power idle state;
- Ultra-low power state support for multi-GPU configurations.
- Certified drivers for Windows 7, Windows Vista, and Windows XP;
