![i got an ATI Radeon HD 5770 Mac edition and it says it has 1gb vram on techpowerup but on generic PnP monitor it says it has 768 mb of vram als i got an ATI Radeon HD 5770 Mac edition and it says it has 1gb vram on techpowerup but on generic PnP monitor it says it has 768 mb of vram als](https://preview.redd.it/i-got-an-ati-radeon-hd-5770-mac-edition-and-it-says-it-has-v0-7jv4kp0visx91.png?width=404&format=png&auto=webp&s=30a268c5464a81c408e3ab3284271a7eea4c6c1b)
i got an ATI Radeon HD 5770 Mac edition and it says it has 1gb vram on techpowerup but on generic PnP monitor it says it has 768 mb of vram als
![HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Desktop graphics < Products | HIS Graphic Cards HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Desktop graphics < Products | HIS Graphic Cards](http://www.hisdigital.com/UserFiles/product/H577F1GD-ALL-1600.jpg)
HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Desktop graphics < Products | HIS Graphic Cards
![HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Cartes graphiques < Products | HCartes Graphiques HIS HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Cartes graphiques < Products | HCartes Graphiques HIS](http://www.hisdigital.com/UserFiles/product/H577F1GD-1600-3.jpg)
HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Cartes graphiques < Products | HCartes Graphiques HIS
![free shipping ](071900) ATI Radeon HD 5700 series 1GB GDDR5 1GB graphics board secondhand goods 3 piece set : Real Yahoo auction salling free shipping ](071900) ATI Radeon HD 5700 series 1GB GDDR5 1GB graphics board secondhand goods 3 piece set : Real Yahoo auction salling](https://auctions.c.yimg.jp/images.auctions.yahoo.co.jp/image/dr000/auc0407/users/f382f671875a982448937297f497c965592d8c67/i-img1200x1200-1689728407zwn2dd1585138.jpg)
free shipping ](071900) ATI Radeon HD 5700 series 1GB GDDR5 1GB graphics board secondhand goods 3 piece set : Real Yahoo auction salling
![HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Desktop graphics < Products | HIS Graphic Cards HIS HD 5770 1GB (128bit) GDDR5 PCIe (DirectX 11/ Eyefinity) < HD 5700 Series < Desktop graphics < Products | HIS Graphic Cards](http://www.hisdigital.com/UserFiles/product/H577F1GD-1600-1.jpg)