Best PCIe Card For ~£230:
Radeon HD 7950 Boost Edition
Excellent 1920x1200 performance, Good 2560x1600 performance in most games with lowered detail
| Radeon HD 7950 Boost Edition | |
|---|---|
| Codename: | Tahiti |
| Process: | 28 nm |
| Universal Shaders: | 1792 |
| Texture Units: | 112 |
| ROPs: | 32 |
| Memory Bus: | 384-bit |
| Core Speed MHz: | 850 |
| Memory Speed MHz: | 1250 (5000 effective) |
| DirectX/Shader Model: | DX 11.1/SM 5 |
| Max TDP: | 200 W |
As the price of the mildly-accelerated Radeon HD 7950 Boost cards drop close to their reference-class predecessors, they start looking like a better value between AMD's Radeon HD 7870 LE and Nvidia's GeForce GTX 670. The allure is that you get more performance without the need to overclock manually and void your warranty coverage.
Best PCIe Card For ~£300:
GeForce GTX 670
Excellent 1920x1200 performance, Good 2560x1600 performance in most games with lowered detail
| GeForce GTX 670 | |
|---|---|
| Codename: | GK104 |
| Process: | 28 nm |
| Universal Shaders: | 1344 |
| Texture Units: | 112 |
| ROPs: | 32 |
| Memory Bus: | 256-bit |
| Core (Boost) Speed MHz: | 915 (1033) |
| Memory Speed MHz: | 1502 (6008 effective) |
| DirectX/Shader Model: | DX 11/SM 5 |
| Max TDP: | 170 W |
The GeForce GTX 670 is a battle-hardened contender. Offering performance slightly below the Radeon HD 7970 and a lower price to match, this was one of our favorite cards right when it launched. It remains a cool, quiet, and attractive option today.
Read our full review of Nvidia's GeForce GTX 670 for more information on the card and its accompanying architecture.
http://www.dabs.com/products/asus-ati-radeon-6670-hd-810mhz-1gb-pci-e-hdmi-7MMC.html?q=6670&src=16
For an extra £, you get 10-20% better performance.
Easy decision.
You mean 384 bits.
Saying that, You can get a 650ti 1GB from scan.co.uk for £105 now.