Graphics Cards Review

Why Do I Want a Graphics Card?

In this review site, you’ll find side-by-side comparisons and detailed reviews of the best graphics cards, along with articles and tips to help you get the best video rendering capabilities out of your computer. Whether you are a gamer or work in the graphics design/video rendering fields, the base model video chipset in your PC just isn’t good enough. To be able to work or game quickly with the optimal FPS (frames per second), you’ll have to upgrade your system. For those new to building a video and graphics intensive system, make sure you check out our articles on graphics cards. Our articles show you how to build a gaming PC that can handle a high-end graphics card, since many older systems won't be able to handle the latest GPUs, and we also break down the leading graphics cards such as the AMD Radeon HD 6990, the Nvidia GTX 590 and  the ATI Radeon HD 5970.

Graphics Cards: What to Look For

There is a lot to graphics cards, but we've managed to break them down and define the key aspects so you can find the one that works for you. They broke down into the following categories.

GPU/Interface
The graphics processing unit (GPU) is basically a second CPU but is designed to offload all the graphics rendering from the CPU and process it on the graphics card. Obviously, these are made to handle intense graphical workloads, which frees up your CPU to run all the other aspects of applications. What does that mean for you? Faster processing! The fastest processor on the market would bog down and overheat if it tried to process graphics in addition to everything else. The main thing you're looking for on the GPU is the clock speeds.

Video Memory
This criteria goes hand in hand with the GPU; you also want a fast clock speed. The amount of memory is also crucial because it is the GPU’s own RAM. Like your CPU needs RAM, the GPU needs its own video memory to reach higher speeds. Also, the larger the bus width and bandwidth, the more information can be processed simultaneously.

Rendering Technologies
This criterion refers to the various technologies that are integrated in to the graphics cards. It’s hard to say which ones are better than others, because opinion-based prejudice runs rampant when it comes to graphics cards and which is the best. Truth be told, they’re all very similar and do basically the same things. Also, unless a game or application is built specifically with some of the technologies, they often don’t make a great deal of difference. Others do make a difference, however. Nvidia is known for their CUDA technology and it has been a thorn in the side of ATI for a while now. On the other end, ATI’s Eyefinity technology looks pretty impressive when you stretch your desktop across 6 screens and maintain HD quality.

Supported API
Application Programming Interface (API) is the interface that enables interaction with software. Software that wants to use the GPU has to be compatible with the API of the card. For example, if your card only supports DirectX 9 and you buy a game or application that requires DirectX 11, you will have to upgrade your card in order to run it.

Display Interface
These are the connections that the graphics card uses to connect to a monitor. DVI, HDMI and DisplayPort all support the higher resolutions, with dual channel DVI as the most common. It is important to match up these connections with the ones your monitor has. If your monitor doesn’t have the same connections then you have to get a converter cable which may result in lower resolutions.

Additional Features
These are just a few extra goodies that aren’t extremely important and actually vary depending on the board manufacturer (ASUS, EVGA, Sapphire, etc). The information on our site is from the base models of each manufacturer. Typically, board manufacturers will have additional versions with multiple fans, liquid cooling and other variations.

If you put all of these things together, you get phenomenal graphics cards. Unfortunately most cards excel in one or two areas and fall short in another so there isn’t really a perfect one. We'll help you find the one that meets your expectations and fits in your budget. The better the card, the more it’ll cost, but the results can be well worth it.

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Rank #1#2#3#4#5#6#7#8#9#10
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AMD Radeon HD 6990 Nvidia GeForce GTX 590 ATI Radeon HD 5970 Nvidia GeForce GTX 580 AMD Radeon HD 6970 Nvidia GeForce GTX 480 ATI Radeon HD 5870 Nvidia GeForce GTX 470 ATI Radeon HD 5850 Nvidia GeForce GTX 285
AMD Radeon HD 6990 Nvidia GeForce GTX 590 ATI Radeon HD 5970 Nvidia GeForce GTX 580 AMD Radeon HD 6970 Nvidia GeForce GTX 480 ATI Radeon HD 5870 Nvidia GeForce GTX 470 ATI Radeon HD 5850 Nvidia GeForce GTX 285
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Overall Rating
Ratings
GPU/Interface
Video Memory
Rendering Technologies
Supported API
Display Interface Connectors
Additional Features
 
Max Graphic Settings
World of Warcraft 100% 100% 100% 100% 100% 100% 100% 100% 100% 100%
Call of Duty: Black OPs 100% 100% 100% 100% 100% 100% 100% 100% 100% 100%
Starcraft 2 100% 100% 100% 100% 100% 100% 100% 100% 100% 95%
All Points Bulletin 100% 100% 100% 100% 100% 100% 100% 100% 95% 90%
Battlefield: Bad Company 100% 100% 100% 100% 100% 100% 100% 95% 90% 85%
Metro 2033 100% 100% 95% 90% 95% 90% 85% 85% 80% 75%
Crisis 2 100% 95% 90% 85% 95% 80% 80% 80% 60% 50%
GPU/Interface
PCIe Bus Interface 2.1 x 16 2.0 x 16 2.1 x 16 2.0 x 16 2.1 x 16 2.0 x 16 2.1 x 16 2.0 x 16 2.1 x 16 2.0 x 16
Core(s) 2 2 2 1 1 1 1 1 1 1
Core Clock (MHz) 830 607 725 772 880 700 850 607 725 648
Stream Processors 1536 1024 1600 512 1536 480 1600 448 1440 240
Fab (nm) 40 40 40 40 40 40 40 40 40 55
Transistors (Billions) 2.6 3 1 3.1 2.6 3 2.2 3 2.2 1.4
Pixel Fillrate & Texture Fillrate 53.1/159.4 58.3/77.7 46.4/116 37.1/49.4 28.2/84.5 33.6/42 27.2/68 24.3/34 23.2/52.2 20.7/51.8
Computing Performance (GFLOPS) 5100 2486 4640 1580 2700 1345 2720 1089 2088 1063
Max Single Display Resolution 2560 x 1600 2560 x 1600 2560 x 1600 2560x1600 2560 x 1600 2560 x 1600 2560 x 1600 2560 x 1600 2560 x 1600 2560 x 1600
Max Power/TDP (Watts) 375 365 294 244 250 250 188 215 151 204
Processor/Shader Clock (MHz)   1215   1544   1401   1215   1476
Video Memory
Memory Type (GDDR5)
Memory Clock Speed (GHz) 2.5 1.7 1 2 1.4 1.9 1.2 1.7 1 1.2
Memory Size (GB) 2 1.5 1 1.5 2 1.5 1 1.3 1 1
Memory Bus Width 256-bit 384-bit 256-bit 384-bit 256-bit 384-bit 256-bit 320-bit 256-bit 256-bit
Memory Bandwidth (GB) 320 328 128 192 176 177 154 134 128 159
Rendering Technologies
Parallel Computing Stream Fermi Stream Fermi Stream Fermi Stream Fermi Stream CUDA
Video Processing Avivo HD PureVideo HD Avivo HD PureVideo HD Avivo HD PureVideo HD Avivo HD PureVideo HD Avivo HD PureVideo HD
3D Viewing HD3D 3D Vision   3D Vision HD3D 3D Vision   3D Vision   3D Vision
Multi-Display Eyefinity 3D Vision Surround Eyefinity 3D Vision Surround Eyefinity 3D Vision Surround Eyefinity 3D Vision Surround Eyefinity 3D Vision Surround
Display Quantity 6 3 6 3 6 3 6 3 3 3
Max Multi-Display Resolution 7680 x 3200 5760 x 1080 7680 x 3200 5760 x 1080 7680 x 3200 5760 x 1080 7680 x 3200 5760 x 1080 5760 x 1080 5760 x 1080
Enviormental Physics   PhysX   PhysX   PhysX   PhysX   PhysX
Supported API
DirectX v11
10
OpenGL (v4 or higher)
3.3
OpenCL (v1 or higher)
Display Interface Connectors
Dual Channel DVI 1 3 2 2 2 2 2 2 2 2
Mini-DisplayPort 4 1 1   2      
DisplayPort        1   1  
Mini-HDMI     1   1   1   
HDMI    1   1   1   1  
Additional Features
SLI/CrossFireX 4 GPUs 4 GPUs 4 GPUs 3 GPUs 4 GPUs 3 GPUs 4 GPUs 3 GPUs 4 GPUs 3 GPUs
Cooler Fan Fan Fan Fan Fan Fan/Heat Pipes Fan Fan/Heat Pipes Fan Fan
Power Connector 8 pin / 8 pin 8 pin / 8 pin 6 pin / 8 pin 6 pin / 8 pin 6 pin / 8 pin 6 pin / 8 pin 6 pin / 6 pin 6 pin / 6 pin 6 pin / 6 pin 6 pin / 6 pin
Length (in.) 12 11 12.3 10.5 10.6 10.5 10.8 9.5 10.1 10.5
Height (in.) 4 4.4 3.8 4.4 4 4.4 4.3 4.4 4.2 4.4
Depth (in.) 1.6 1.6 1.6 1.2 1.6 1.2 1.5 1.2 1.4 1.3