| 2013-03-23 00:01 | 조회: 1,780 |
추천:0
사파이어 HD 7790 Dual-X 1 GB







| Radeon HD 6850 | Radeon HD 7770 | GeForce GTX 460 | GeForce GTX 650 Ti | GeForce GTX 560 | Radeon HD 6870 | Radeon HD 7790 | Sapphire Radeon HD 7790 | GeForce GTX 560 Ti | Radeon HD 6950 | GeForce GTX 570 | Radeon HD 6970 | Radeon HD 7850 | GeForce GTX 660 | Radeon HD 7870 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Shader Units | 960 | 640 | 336 | 768 | 336 | 1120 | 896 | 896 | 384 | 1408 | 480 | 1536 | 1024 | 960 | 1280 |
| ROPs | 32 | 16 | 32 | 16 | 32 | 32 | 16 | 16 | 32 | 32 | 40 | 32 | 32 | 24 | 32 |
| Graphics Processor | Barts | Cape Verde | GF104 | GK106 | GF114 | Barts | Bonaire | Bonaire | GF114 | Cayman | GF110 | Cayman | Pitcairn | GK106 | Pitcairn |
| Transistors | 1700M | 1500M | 1950M | 2540M | 1950M | 1700M | 2080M | 2080M | 1950M | 2640M | 3000M | 2640M | 2800M | 2540M | 2800M |
| Memory Size | 1024 MB | 1024 MB | 1024 MB | 1024 MB | 1024 MB | 1024 MB | 1024 MB | 1024 MB | 1024 MB | 2048 MB | 1280 MB | 2048 MB | 2048 MB | 2048 MB | 2048 MB |
| Memory Bus Width | 256 bit | 128 bit | 256 bit | 128 bit | 256 bit | 256 bit | 128 bit | 128 bit | 256 bit | 256 bit | 320 bit | 256 bit | 256 bit | 192 bit | 256 bit |
| Core Clock | 775 MHz | 1000 MHz | 675 MHz | 925 MHz | 810 MHz | 900 MHz | 1000 MHz | 1075 MHz | 823 MHz | 800 MHz | 732 MHz | 880 MHz | 860 MHz | 980 MHz+ | 1000 MHz |
| Memory Clock | 1000 MHz | 1125 MHz | 900 MHz | 1350 MHz | 1002 MHz | 1050 MHz | 1500 MHz | 1600 MHz | 1002 MHz | 1250 MHz | 950 MHz | 1375 MHz | 1200 MHz | 1502 MHz | 1200 MHz |
| Price | $135 | $120 | $140 | $140 | $170 | $170 | $150 | $160 | $200 | $170 | $250 | $380 | $180 | $215 | $220 |

















Test System
| Test System - VGA Rev. 25 | |
|---|---|
| Processor: | Intel Core i7-3770K @ 4.6 GHz (Ivy Bridge, 8192 KB Cache) |
| Motherboard: | ASUS Maximus V Gene Intel Z77 |
| Memory: | 2x 4096 MB Corsair Vengeance PC3-12800 DDR3 @ 1600 MHz 9-9-9-24 |
| Harddisk: | WD Caviar Blue WD5000AAKS 500 GB |
| Power Supply: | Antec HCP-1200 1200W |
| Software: | Windows 7 64-bit Service Pack 1 |
| Drivers: | NVIDIA: 310.70 WHQL ATI: Catalyst 13.1 WHQL HD 7790: 12.101.2.1-130313a |
| Display: | LG Flatron W3000H 30" 2560x1600 3x Hanns.G HL225DBB 21.5" 1920x1080 |
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Power Consumption






Fan Noise




Performance Summary





Performance per Watt





Performance per Dollar





Overclocking

| Maximum Overclock Comparison | ||
|---|---|---|
| Max. GPU Clock | Max. Memory Clock | |
| Sapphire HD 7790 Dual-X | 1265 MHz | 1765 MHz |
| ASUS HD 7790 DC II OC | 1235 MHz | 1705 MHz |
Overclocked Performance

Temperatures

Clock Profiles
| Core Clock | Memory Clock | GPU Voltage (measured) | |
|---|---|---|---|
| Desktop | 300 MHz | 150 MHz | 0.80 V |
| Multi-Monitor | 300 MHz | 1600 MHz | 0.99 V |
| Blu-ray Playback | 1074 MHz | 1600 MHz | 1.18 V |
| 3D Load | 1075 MHz | 1600 MHz | 1.17 V |
| CCC Overdrive Limits | |
|---|---|
| Core | 1200 MHz |
| Memory | 1600 MHz |
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