AMD Cape Verde Spawns Radeon HD 7770 and 7750 Graphics Cards by Add-in Partners

Adopting the same new GCN architecture as well as their 28nm fabrication process of the Tahiti GPU, the Radeon HD 7770 is the highlight of the Cape Verde GPU series as the first GPU clocked at 1000MHz. Also joining it is the Radeon HD 7750 GPU. We highlight a list of graphics cards ready to roll in the stores sporting these new mainstream chips.

By Joy Hou - 15 Feb 2012

Today, AMD rolls out its mainstream performance oriented Cape Verde GPU clan with the Radeon HD 7770 and Radeon HD 7750 GPUs.

Graphics cards based on these GPUs have a suggested retail price of US$159 and US$109 respectively. At the price range, these will form the new performance mainstream cards from AMD to go up against the GeForce GTX 550 Ti and their existing Radeon HD 6700 series (which are made up of the 6750, 6770 and 6790 models). You can get more info in our hands-on of the first card to land in our lab.

Here's a quick specs comparison table between the two new Cape Verde GPU models:-

Model	AMDRadeon HD7770	AMDRadeon HD7750
Transistor Count	1500 million
Manufacturing Process	28nm
Core Clock	1000MHz	800MHz
Stream Processors	640 Stream processing units	512 Stream processing units
Stream Processor Clock	1125MHz
Texture Mapping Units (TMU) or Texture Filtering (TF) units	40	32
Raster Operator units (ROP)	16
Memory Clock	4500MHz GDDR5
DDRMemory Bus	128-bit
Memory Bandwidth	72GB/s

Several add-in card card partners including (but not limited to) ASUS and Sapphire have launched their versions of the Radeon HD 7770/7750 graphics cards with custom designs and coolers. Here is a quick pictorial overview of them and key specs:-