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P1020757 AMD Radeon HD 7970 Review [Part 2/3]: The Card Design (Hardware Components and Cooling)

28nm 'Taihiti XT' Die shot – we didn't see any markings after removing the thermal paste

P1020782 AMD Radeon HD 7970 Review [Part 2/3]: The Card Design (Hardware Components and Cooling)

 

A metal shim is back with the actual die being slightly shorter – so heatsink compatibility with older generation cards might be a problem

P1020769 AMD Radeon HD 7970 Review [Part 2/3]: The Card Design (Hardware Components and Cooling)

 

12 x Hynix GDDR5 256MB flash chips clocked at 1375MHz are used in a 384bit ring bus configuration, resulting in 264GB/s of memory bandwidth

P1020759 AMD Radeon HD 7970 Review [Part 2/3]: The Card Design (Hardware Components and Cooling)

 

Power Delivery Design

P1020763 AMD Radeon HD 7970 Review [Part 2/3]: The Card Design (Hardware Components and Cooling)

 

The popular CHiL CHL8228G (6+2 PWM Controller) makes its return on the 7970, which should be good news to software voltage modders

P1020768 AMD Radeon HD 7970 Review [Part 2/3]: The Card Design (Hardware Components and Cooling)

 

 

Check also 

Part 1: A Look at Graphics Core Next (GCN) Architecture

Part 3: Overclocking, Benchmarks and Conclusion