Radeon HD 7870 | ASUS HD 7850 DirectCUII Top | Radeon HD 7850 | Radeon HD 6950 | |
Chip | Pitcairn XT | Pitcairn Pro | Pitcairn Pro | Cayman Pro |
28 nm | 28 nm | 28 nm | 40 nm | |
2.8 | 2.8 | 2.8 | 2.64 | |
1'000 MHz | 975 MHz | 860 MHz | 800 MHz | |
2'048 MB GDDR5 | 2'048 MB GDDR5 | 2'048 MB GDDR5 | 2'048 MB GDDR5 | |
1'200 MHz | 1'250 MHz | 1'200 MHz | 1'250 MHz | |
256 Bit | 256 Bit | 256 Bit | 256 Bit | |
153'600 MB/s | 160'000 MB/s | 153'600 MB/s | 160'000 MB/s | |
TMUs | 80 | 64 | 64 | 88 |
TAUs | 80 | 64 | 64 | 88 |
Shader Cores | 1280 scalar | 1024 scalar | 1024 scalar | 352 (4D) |
ROPs | 32 | 32 | 32 | 32 |
175 Watt | 130 Watt | 200 Watt |
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Review: ASUS HD7970 DirectCU II Top | Review: ASUS Radeon HD 7870 DirectCU II Top |
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