The "GDAL Raster Export" module exports one or more grids to various file formats using the "Geospatial Data Abstraction Library" (GDAL) by Frank Warmerdam. For more information have a look at the GDAL homepage:
    http://www.gdal.org
GDAL Version:1.7.3
Following raster formats are currently supported:
| ID | Name | 
|---|
| VRT | Virtual Raster | 
| GTiff | GeoTIFF | 
| NITF | National Imagery Transmission Format | 
| HFA | Erdas Imagine Images (.img) | 
| ELAS | ELAS | 
| MEM | In Memory Raster | 
| FITS | Flexible Image Transport System | 
| BMP | MS Windows Device Independent Bitmap | 
| PCIDSK | PCIDSK Database File | 
| ILWIS | ILWIS Raster Map | 
| SGI | SGI Image File Format 1.0 | 
| Leveller | Leveller heightfield | 
| Terragen | Terragen heightfield | 
| HDF4Image | HDF4 Dataset | 
| ERS | ERMapper .ers Labelled | 
| RMF | Raster Matrix Format | 
| RST | Idrisi Raster A.1 | 
| INGR | Intergraph Raster | 
| GSBG | Golden Software Binary Grid (.grd) | 
| PNM | Portable Pixmap Format (netpbm) | 
| ENVI | ENVI .hdr Labelled | 
| EHdr | ESRI .hdr Labelled | 
| PAux | PCI .aux Labelled | 
| MFF | Vexcel MFF Raster | 
| MFF2 | Vexcel MFF2 (HKV) Raster | 
| BT | VTP .bt (Binary Terrain) 1.3 Format | 
| IDA | Image Data and Analysis | 
| ADRG | ARC Digitized Raster Graphics | 
| SAGA | SAGA GIS Binary Grid (.sdat) | 
|   | Name | Type | Identifier | Description | Constraints | 
| Input | Grid(s) | Grid list (input) | GRIDS | The SAGA grids to be exported. | - | 
| Options | File | File path | FILE | The GDAL dataset to be created. | - | 
 | Format | Choice | FORMAT | The GDAL raster format (driver) to be used. | Available Choices: [0] Virtual Raster [1] GeoTIFF [2] National Imagery Transmission Format [3] Erdas Imagine Images (.img) [4] ELAS [5] In Memory Raster [6] Flexible Image Transport System [7] MS Windows Device Independent Bitmap [8] PCIDSK Database File [9] ILWIS Raster Map [10] SGI Image File Format 1.0 [11] Leveller heightfield [12] Terragen heightfield [13] HDF4 Dataset [14] ERMapper .ers Labelled [15] Raster Matrix Format [16] Idrisi Raster A.1 [17] Intergraph Raster [18] Golden Software Binary Grid (.grd) [19] Portable Pixmap Format (netpbm) [20] ENVI .hdr Labelled [21] ESRI .hdr Labelled [22] PCI .aux Labelled [23] Vexcel MFF Raster [24] Vexcel MFF2 (HKV) Raster [25] VTP .bt (Binary Terrain) 1.3 Format [26] Image Data and Analysis [27] ARC Digitized Raster Graphics [28] SAGA GIS Binary Grid (.sdat) Default: 0 | 
 | Data Type | Choice | TYPE | The GDAL datatype of the created dataset. | Available Choices: [0] match input data [1] 8 bit unsigned integer [2] 16 bit unsigned integer [3] 16 bit signed integer [4] 32 bit unsigned integer [5] 32 bit signed integer [6] 32 bit floating point [7] 64 bit floating point Default: 0 | 
 | Set Custom NoData | Boolean | SET_NODATA | - | Default: 0 | 
 | NoData Value | Floating point | NODATA | - | Default: 0.000000 | 
 | Creation Options | Text | OPTIONS | A space separated list of key-value pairs (K=V). | - |