AMD Radeon HD 6790 videocard review

Radeon HD 6790 videocard released by AMD; release date: 4 April 2011. At the time of release, the videocard cost $149. The videocard is designed for desktop-computers and based on TeraScale 2 microarchitecture codenamed Barts.

Core clock speed - 840 MHz. Texture fill rate - 33.6 GTexel / s. Pipelines - 800. Floating-point performance - 1,344.0 gflops. Manufacturing process technology - 40 nm. Transistors count - 1,700 million. Power consumption (TDP) - 150 Watt.

Memory type: GDDR5. Maximum RAM amount - 1 GB. Memory bus width - 256 Bit. Memory clock speed - 4200 MHz. Memory bandwidth - 134.4 GB / s.

Benchmarks

PassMark
G3D Mark

Top 1 GPU

This GPU

38436

1589

PassMark
G2D Mark

Top 1 GPU

This GPU

1295

366

CompuBench 1.5 Desktop
Face Detection

Top 1 GPU

This GPU

939.363 mPixels/s

12.318 mPixels/s

CompuBench 1.5 Desktop
Ocean Surface Simulation

Top 1 GPU

This GPU

14101.507 Frames/s

750.421 Frames/s

CompuBench 1.5 Desktop
T-Rex

Top 1 GPU

This GPU

98.472 Frames/s

1.234 Frames/s

CompuBench 1.5 Desktop
Video Composition

Top 1 GPU

This GPU

530.303 Frames/s

28.768 Frames/s

CompuBench 1.5 Desktop
Bitcoin Mining

Top 1 GPU

This GPU

3080.809 mHash/s

121.423 mHash/s

GFXBench 4.0
Car Chase Offscreen

Top 1 GPU

This GPU

34770 Frames

3127 Frames

GFXBench 4.0
Manhattan

Top 1 GPU

This GPU

27823 Frames

3534 Frames

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225 Frames

3350 Frames

GFXBench 4.0
Car Chase Offscreen

Top 1 GPU

This GPU

34770.000 Fps

3127.000 Fps

GFXBench 4.0
Manhattan

Top 1 GPU

This GPU

27823.000 Fps

3534.000 Fps

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225.000 Fps

3350.000 Fps

Name	Value
PassMark - G3D Mark	1589
PassMark - G2D Mark	366
CompuBench 1.5 Desktop - Face Detection	12.318 mPixels/s
CompuBench 1.5 Desktop - Ocean Surface Simulation	750.421 Frames/s
CompuBench 1.5 Desktop - T-Rex	1.234 Frames/s
CompuBench 1.5 Desktop - Video Composition	28.768 Frames/s
CompuBench 1.5 Desktop - Bitcoin Mining	121.423 mHash/s
GFXBench 4.0 - Car Chase Offscreen	3127 Frames
GFXBench 4.0 - Manhattan	3534 Frames
GFXBench 4.0 - T-Rex	3350 Frames
GFXBench 4.0 - Car Chase Offscreen	3127.000 Fps
GFXBench 4.0 - Manhattan	3534.000 Fps
GFXBench 4.0 - T-Rex	3350.000 Fps

Games performance

1. StarCraft 2 (2010)
2. Metro 2033 (2010)
3. GTA IV - Grand Theft Auto (2008)
4. Trackmania Nations Forever (2008)
5. Supreme Commander - FA Bench (2007)

6. Crysis - GPU Benchmark (2007)
7. World in Conflict - Benchmark (2007)
8. Half Life 2 - Lost Coast Benchmark (2005)
9. World of Warcraft (2005)
10. Doom 3 (2004)

StarCraft 2 (2010)

Ultra, 1920x1080

55.00

Metro 2033 (2010)

High, 1600x900	52.00
Ultra, 1920x1080	16.00

GTA IV - Grand Theft Auto (2008)

High, 1280x1024

62.80

Trackmania Nations Forever (2008)

Ultra, 1920x1080

62.00

Supreme Commander - FA Bench (2007)

Ultra, 1920x1080

52.00

Crysis - GPU Benchmark (2007)

High, 1024x768	89.00
Ultra, 1920x1080	26.00

World in Conflict - Benchmark (2007)

Ultra, 1920x1080

55.00

Half Life 2 - Lost Coast Benchmark (2005)

High, 1024x768

266.00

World of Warcraft (2005)

High, 1280x1024

78.00

Doom 3 (2004)

Ultra, 1024x768

240.00

Specifications (specs)

Essentials
Architecture	TeraScale 2
Code name	Barts
Launch date	4 April 2011
Launch price (MSRP)	$149
Place in performance rating	866
Price now	$64.99
Type	Desktop
Value for money (0-100)	39.40
Technical info
Core clock speed	840 MHz
Floating-point performance	1,344.0 gflops
Manufacturing process technology	40 nm
Pipelines	800
Texture fill rate	33.6 GTexel / s
Thermal Design Power (TDP)	150 Watt
Transistor count	1,700 million

Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16
Length	198 mm
Supplementary power connectors	2x 6-pin
API support
DirectX	11.2 (11_0)
OpenGL	4.4
Memory
Maximum RAM amount	1 GB
Memory bandwidth	134.4 GB / s
Memory bus width	256 Bit
Memory clock speed	4200 MHz
Memory type	GDDR5