Graphics card | Radeon HD 7870 | Radeon HD 7850 | Radeon HD 7670 | Radeon HD 7570 |
Node | TSMC 28nm HPL | TSMC 28nm HPL | TSMC 28nm HPL | TSMC 28nm HPL |
Architecture | VLIW4 | VLIW4 | VLIW4 | VLIW4 |
GPU | Thames XT | Thames Pro | Lombok XT | Lombok Pro |
Radeon cluster | 24 | 22 | 12 | 12 |
Radeon cores | 1536 | 1408 | 768 | 768 |
GPU frequency | 950 MHz | 850 MHz | 900 MHz | 750 MHz |
Texture units | 96 | 88 | 48 | 48 |
ROPs | 32 | 32 | 16 | 16 |
Graphics memory | 2GB GDDR5 | 2GB GDDR5 | 1GB GDDR5 | 1GB GDDR5 |
Memory frequency | 5800 MHz | 5200 MHz | 5000 MHz | 4000 MHz |
Memory interface | 256 bit | 256 bit | 128 bit | 128 bit |
Memory bandwidth | 186 GB/s | 166 GB/s | 80 GB/s | 64 GB/s |
Power consumption | 120 watt | 90 watt | 60 watt | 50 watt |
Graphics card | Radeon HD 7970 | Radeon HD 7950 | Radeon HD 6970 |
Node | TSMC 28nm HP | TSMC 28nm HP | TSMC 40nm |
Architecture | GCN | GCN | VLIW4 |
GPU | Tahiti XT | Tahiti Pro | Cayman XT |
Radeon cluster | 32 | 30 | 24 |
Radeon cores | 2048 | 1920 | 1536 |
GPU frequency | 1000 MHz | 900 MHz | 880 MHz |
Texture units | 128 | 120 | 96 |
ROPs | 64 | 64 | 32 |
Graphics memory | 2GB XDR2 | 2GB XDR2 | 2GB GDDR5 |
Memory frequency | 8000 MHz | 7200 MHz | 5500 MHz |
Memory interface | 256 bit | 256 bit | 256 bit |
Memory bandwidth | 256 GB/s | 230 GB/s | 176 GB/s |
Power consumption | 190 watt | 150 watt | 250 watt |
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