np =) Here is all the info on the page.
SAPPHIRE DUAL-X 100365BF4L Radeon R9 270 2GB 256-bit GDDR5 PCI Express 3.0 CrossFireX Support Video Card With Boost & OC Battlefield 4 Edition
1280 Stream Processors
2GB 256-bit GDDR5
PCI Express 3.0
Specifications
Model
Brand
SAPPHIRE
Series
DUAL-X
Model
100365BF4L
Interface
Interface
PCI Express 3.0
Chipset
Chipset Manufacturer
AMD
GPU
Radeon R9 270
Core Clock
920MHz
Boost Clock
945MHz
Stream Processors
1280 Stream Processors
Memory
Effective Memory Clock
5600MHz
Memory Size
2GB
Memory Interface
256-bit
Memory Type
GDDR5
3D API
DirectX
DirectX 11.2
OpenGL
OpenGL 4.3
Ports
HDMI
1 x HDMI
DisplayPort
1 x DisplayPort
DVI
1 x DVI-D
1 x DVI-I
General
Eyefinity Support
Yes
CrossFireX Support
Yes
Cooler
With Fan
Slot Width
Dual Slot
System Requirements
500 Watt Power Supply is required.
1 x 75 Watt 6-pin PCI Express power connector is required.
Dual-Link DVI Supported
Yes
Card Dimensions
9.0"(L) x 4.3"(W) x 1.4"(H)
Features
Features
AMD Stream Technology
AMD Avivo HD (DVD/HD-DVD/Blu-ray Playback)
28 nm GCN (Graphic Core Next) Architecture
AMD Eyefinity 2.0
SAPPHIRE Dual-X Cooling Technology
Mantle
Dolby TrueHD and DTSHD Master Audio Support
AMD PowerTune Technology
TriXX Utility
AMD PowerPlay with ZeroCore Power Technology
AMD HD Media Accelerator
Cutting-edge Quad HD display support (4K Support)
Windows 8/8.1 support