Model Name | HIS 7990 Fan 6GB GDDR5 PCI-E DVI/4xMini DP |
Chipset | Radeon HD 7990 PCIe Series |
ASIC | RadeonTM HD 7990 GPU |
Manu. Process (Micron) | 28nm |
Memory Size (MB) | 6144 ¡@ |
Memory Type | GDDR5 |
Engine CLK (MHz) | 950MHz (Boost Clock 1000MHz) |
Memory CLK (Gbps) | 6Gbps |
Memory Interface (bit) | 2x 384bit |
Power Supply Requirement | 750 Watt or greater power |
Max. Resolution | 4096x2160 per display (DisplayPort
1.2) 2560x1600 per display (Dual-link DVI) ¡@ |
Bus Interface | PCI Express 3.0 x16 |
Mini Display Port | 4x |
HDMI | No |
DVI | Dual-link DVI-I |
VGA | No |
HIS 7990 System Requirement
- PCI Express® based PC is required with one X16 lane graphics slot available on the motherboard
- 750W (or greater) power supply with
two 150W 8-pin PCI Express power
connectors recommended
1000W (or greater) power supply with four 150W 8-pin PCI Express power connectors recommended for AMD CrossFire™ technology in dual mode. - The operation of AMD CrossFire™ technology in dual mode requires a second AMD Radeon™ HD 7990 graphics card and an AMD CrossFire™ Ready motherboard.
- Minimum 4GB of system memory
8GB (or more) system memory recommended for AMD CrossFire™ technology - Installation software requires CD-ROM drive
- DVD playback requires DVD drive
- Blu-ray™ playback requires Blu-ray drive
- Windows Vista®, Windows® 7 or Windows® 8 operating system. 64-bit operating system highly recommended.
- Use of 3 or more displays with AMD Eyefinity technology requires a DisplayPort-capable panel or an AMD Eyefinity validated dongle. See http://www.amd.com/EyefinityDongles for a list of validated DisplayPort dongles.