Chip grafici a confronto e configurazione di prova

Nei computer moderni l'elemento più critico per i consumi energetici è la scheda video, capace di divorare centinaia di watt. Proviamo a fare un po' di chiarezza sulla questione.

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Chip grafici a confronto e configurazione di prova

Abbiamo considerato le schede grafiche e le frequenze standard dei loro processori grafici (GPU), shader e memoria. Se avete un modello overcloccato, la vostra scheda avrà frequenze e consumi maggiori: considerate, come criterio di massima, che il consumo aumenta della metà, rispetto all'overclock. Vale a dire che se le frequenze crescono del 10%, per esempio, la scheda consuma i 5% in più.

Schede grafiche Nvidia

Chip Nome in codice Memoria Frequenza GPU Frequenza shader Frequenza memoria SP
GeForce GTX 280 SLI

GT200

1024 GDDR3

602 MHz

4.0, 1296 MHz

2214 MHZ

240
GeForce GTX 280

GT200

1024 GDDR3

602 MHz

4.0, 1296 MHz

2214 MHz

240
GeForce GTX 260

GT200

896 GDDR3

576 MHz

4.0, 1242 MHz

1998 MHz

192
GeForce GTX 260

GT200

896  GDDR3

576 MHz

4.0, 1242 MHz

1998 MHz

192
GeForce 9800 GX2

2XG92

2X 512 MB GDDR3

600 MHz

4.0, 1500 MHz

2000 MHz

2X 128
GeForce 9800 GTX +

G92b

512 MB GDDR3

738 MHz

4.0, 1836 MHz

2200 MHz

128
GeForce 9800 GTX SLI

G92

512 MB GDDR3

675 MHz

4.0, 1688 MHz

2200 MHz

128
GeForce 9800 GTX

G92

512 MB GDDR3

675 MHz

4.0, 1688 MHz

2200 MHz

128
GeForce 9600 GTX

G94

1024 MB GDDR3

650 MHz

4.0, 1625 MHz

1800 MHz

64
GeForce 9600 GT SLI

G94

1024 MB GDDR3

650 MHz

4.0, 1625 MHz

1800 MHz

64
GeForce 9600 GT

G94

512 MB GDDR3

650 MHz

4.0, 1625 MHz

1800 MHz

64
GeForce 9600 GT

G92

512 MB GDDR3

730 MHz

4.0, 1825 MHz

1944 MHz

128
GeForce 8800 GTS OC

G92

512 MB GDDR3

650 MHz

4.0, 1625 MHz

1944 MHz

128

GeForce 8800 GTS SLI

G92

512 MB GDDR3

650 MHz

4.0, 1625 MHz

1944 MHz

128

GeForce 8800 GT SLI

G92

1024 MB GDDR3

600 MHz

4.0, 1500 MHz

1800 MHz

112
GeForce 8800 GT

G92

1024 MB GDDR3

600 MHz

4.0, 1500 MHz

1800 MHz

112
GeForce 8800 GT SLI

G92

512 MB GDDR3

600 MHz

4.0, 1500 MHz

1800 MHz

112
GeForce 8800 GT

G92

512 MB GDDR3

600 MHz

4.0, 1500 MHz

1800 MHz

112
GeForce 8800  ULTRA 3SLI

G80

768 MB GDDR3

612 MHz

4.0, 1512 MHz

2160 MHz

128
GeForce 8800 ULTRA SLI

G80

768 MB GDDR3

612 MHz

4.0, 1512 MHz

2160 MHz

128
GeForce 8800 ULTRA

G80

768 MB GDDR3

612 MHz

4.0, 1512 MHz

2160 MHz

128
GeForce 8800 GTX

G80

768 MB GDDR3

576 MHz

4.0, 1350 MHz

1800 MHz

128
GeForce 8800 GTS

G80

640 MB GDDR3

500 MHz

4.0, 1188 MHz

1600 MHz

96
GeForce 8800 GTS SLI

G80

320 MB GDDR3

500 MHz

4.0, 1188 MHz

1600 MHz

96
GeForce 8800 GTS

G80

320 MB GDDR3

500 MHz

4.0, 1188 MHz

1600 MHz

96
GeForce 8600 GTS

G84

512 MB GDDR3

675 MHz 4.0, 1450 MHz

2016 MHz

32
GeForce 8600 GTS SLI

G84

256 MB GDDR3 675 MHz 4.0, 1450 MHz

2016 MHz 32
GeForce 8600 GTS

G84

256 MB GDDR3 675 MHz 4.0, 1450 MHz

2016 MHz 32
GeForce 8600 GT SLI

G84

256 MB GDDR3 540 MHz 4.0, 1180 MHz

1400 MHz 32
GeForce 8600 GT

G84

256 MB GDDR3 540 MHz 4.0, 1180 MHz

1400 MHz 32

GeForce 8500 GT

G86

256 MB DDR2 459 MHz 4.0, 918 MHz

800 MHz 16
GeForce 8400 GS

G86

256 MB DDR2 459 MHz 4.0, 918 MHz

800 MHz 16
GeForce 7950 GX2

4xG71

4x512 MB GDDR3 500 MHz 3.0 1200 MHz 4x 24P 8V
GeForce 7950 GX2

2xG71

2x512 MB GDDR3 500 MHz 3.0 1200 MHz 2x 24P 8V
GeForce 7950 GT

G71

512 MB GDDR3 550 MHz 3.0 1400 MHz 24P 8V
GeForce 7950 GT

G71 512 MB GDDR3 550 MHz 3.0 1400 MHz 24P 8V
GeForce 7900 GTX

G71 512 MB GDDR3 650 MHz 3.0 1600 MHz 24P 8V
GeForce 7900 GTO

G71 512 MB GDDR3 650 MHz 3.0 1320 MHz 24P 8V
GeForce 7900 GT SLI

G71 256 MB GDDR3 450 MHz 3.0 1320 MHz 24P 8V
GeForce 7900 GT

G71 256 MB GDDR3 450 MHz 3.0 1320 MHz 24P 8V
GeForce 7900 GS SLI

G71 256 MB GDDR3 450 MHz 3.0 1320 MHz 20P 7V
GeForce 7900 GS

G71 256 MB GDDR3

450 MHz 3.0 1320 MHz 20P 7V
GeForce 7800 GTX

G70 512 MB GDDR3 550 MHz 3.0 1700 MHz 24P 8V
GeForce 7800 GTX SLI

G70 256 MB GDDR3

430 MHz 3.0 1200 MHz 24P 8V
GeForce 7800 GTX

G70 256 MB GDDR3 430 MHz 3.0 1200 MHz 24P 8V
GeForce 7800 GT SLI

G70 256 MB GDDR3 400 MHz 3.0 1000 MHz 20P 7V

GeForce 7800 GT

G70 256 MB GDDR3 400 MHz 3.0 1000 MHz 20P 7V
GeForce 7600 GT SLI

G73 256 MB GDDR3 560 MHz 3.0 1400 MHz 12P 5V
GeForce 7600 GT

G73 256 MB GDDR3 560 MHz 3.0 1400 MHz 12P 5V
GeForce 7600 GS SLI

G73 256 MB DDR2

400 MHz 3.0 800 MHz 12P 5V
GeForce 7600 GS

G73 256 MB DDR2

400 MHz 3.0 800 MHz 12P 5V
GeForce 7300 GT

G73 256 MB DDR2

350 MHz 3.0 666 MHz 8P 4V
GeForce 7300 GS

G72

128 MB DDR2

550 MHz 3.0 810 MHz 4P 3V
GeForce 6800 ULTRA

NV40

256 MB GDDR3 425 MHz 3.0 1100 MHz 16P 6V
GeForce 6800 GT

NV40

256 MB GDDR3 350 MHz 3.0 1000 MHz 16P 6V
GeForce 6600 GT

NV43

128 MB GDDR3 500 MHz 3.0 1000 MHz 8P 3V

Chip Bus di memoria Processo produttivo Transistor PCIe
GeForce GTX 280 SLI

512-bit

65 nm

1400 Milioni

PCIe 2.0
GeForce GTX 280

512-bit

65 nm

1400 Milioni PCIe 2.0
GeForce GTX 260 SLI

448-bit

65 nm

1400 Milioni PCIe 2.0
GeForce GTX 260

448-bit

65 nm

1400 Milioni PCIe 2.0
GeForce 9800 GTS OC

2x 256-bit

65 nm

2x 754 Milioni PCIe 2.0
GeForce 9800 GTS SLI

256-bit

65 nm 754 Milioni PCIe 2.0
GeForce 9800 GTS

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 9800 GT SLI

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 9600 GT

256-bit 65 nm 505 Milioni PCIe 2.0
GeForce 9600 GT SLI

256-bit 65 nm 505 Milioni PCIe 2.0
GeForce 9600 GT

256-bit 65 nm 505 Milioni PCIe 2.0
GeForce 8800 GTS OC

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 8800 GTS SLI

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 8800 GTS

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 8800 GT SLI

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 8800 GT

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 8800 GT SLI

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 8800 GT

256-bit 65 nm 754 Milioni PCIe 2.0
GeForce 8800 ULTRA 3SLI

384-bit

90 nm

681 Milioni PCIe 1
GeForce 8800 ULTRA SLI

384-bit 90 nm 681 Milioni PCIe 1
GeForce 8800 ULTRA

384-bit 90 nm 681 Milioni PCIe 1
GeForce 8800 GTX

384-bit 90 nm 681 Milioni PCIe 1
GeForce 8800 GTS

320-bit

90 nm 681 Milioni PCIe 1
GeForce 8800 GTS SLI

320-bit

90 nm 681 Milioni PCIe 1
GeForce 8800 GTS

320-bit

90 nm 681 Milioni PCIe 1
GeForce 8600 GTS

128-bit

80 nm

289 Milioni PCIe 1
GeForce 8600 GTS SLI

128-bit 80 nm 289 Milioni PCIe 1
GeForce 8600 GTS

128-bit 80 nm 289 Milioni PCIe 1
GeForce 8600 GT SLI

128-bit 80 nm 289 Milioni PCIe 1
GeForce 8600 GT

128-bit 80 nm 289 Milioni PCIe 1
GeForce 8500 GT

128-bit 80 nm 210 Milioni PCIe 1
GeForce 8400 GS

64-bit

80 nm 210 Milioni PCIe 1
GeForce 7950 GX2 SLI

4x 256-bit

90 nm 4x 278 Milioni PCIe 1
GeForce 7950 GX2

2x 256-bit

90 nm 2x 278 Milioni PCIe 1
GeForce 7950 GT SLI

256-bit

90 nm 278 Milioni PCIe 1
GeForce 7950 GT

256-bit 90 nm 278 Milioni PCIe 1
GeForce 7900 GTX

256-bit 90 nm 278 Milioni PCIe 1
GeForce 7900 GTO

256-bit 90 nm 278 Milioni PCIe 1
GeForce 7900 GT SLI

256-bit
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