| Processor | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | |
| Processor model | T7250 | |
| Processor series | Intel Core 2 Duo T7000 series | |
| Processor socket | Socket 478 | |
| Processor threads | 2 | |
| Processor cores | 2 | |
| Processor codename | Merom | |
| Processor family | Intel Core2 Duo | |
| Processor frequency | 2 GHz | |
| Motherboard chipset | Intel PM965 Express | |
| Processor cache | 2 MB | |
| Processor front side bus | 800 MHz | |
| Thermal Design Power (TDP) | 35 W | |
| Software | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Operating system installed | Windows Vista Home Premium | |
| Display & Graphics | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Panel type | LCD | |
| Aspect ratio | 16:10 | |
| Display diagonal | 15.4 inch | |
| Display resolution | 1280 x 800 pixels | |
| Discrete graphics adapter | Yes | |
| Discrete graphics adapter model | NVIDIA GeForce 8600M GS | |
| Maximum graphics adapter memory | 1.023 GB | |
| Memory | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Internal memory | 2 GB | |
| Maximum internal memory | 4 GB | |
| Memory clock speed | 667 MHz | |
| Memory layout (slots x size) | 2 x 1 GB | |
| Internal memory type | DDR2-SDRAM | |
| Storage | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| HDD interface | Serial ATA | |
| HDD speed | 5400 RPM | |
| Total storage capacity | 250 GB | |
| Card reader integrated | Yes | |
| Compatible memory cards | SD | |
| Network & Communication | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Bluetooth | Yes | |
| Bluetooth version | 2.0 EDR | |
| Networking features | Fast Ethernet, WLAN | |
| Networking type | Ethernet, Fastehternet, Wi-Fi 802.11a/b/g/n | |
| Interfaces/Ports | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| HDMI ports quantity | 1 | |
| Infrared data port | No | |
| Internal modem | Yes | |
| TV-in port | No | |
| Wireless technology | IEEE 802.11a/b/g/ draft n | |
| CardBus PCMCIA slot type | No | |
| Charging port type | DC-in jack | |
| Headphone outputs | 1 | |
| VGA (D-Sub) ports | 1 | |
| Docking connector | No | |
| DVI port | No | |
| Ethernet LAN (RJ-45) ports | 1 | |
| ExpressCard slot | Yes | |
| Firewire (IEEE 1394) ports | 1 | |
| Microphone in | Yes | |
| Modem (RJ-11) ports | 1 | |
| S/PDIF out port | No | |
| SmartCard slot | No | |
| USB 2.0 | 3 | |
| Input Devices | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Keyboard layout | QWERTY | |
| Pointing device | Touchpad | |
| Audio | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Number of speakers | 2 | |
| Built-in Devices | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Front camera resolution | 1.3 MP | |
| Video capturing speed | 30 fps | |
| Design | Sony VAIO VAIO VGN-FZ31J VGN-FZ31J | other notebooks |
| Brand | Sony | |
| Family | VAIO | |
| Series | FZ | |
| Model name | VAIO VGN-FZ31J | |
| Part Number | VGN-FZ31J | |
| Dimensions (WxDxH) | 355.8 x 254.4 x 24.9 mm | |
| Depth | 254.4 mm | |
| Width | 355.8 mm | |
| Height (rear) | 3.45 cm | |
| Height (front) | 2.49 cm | |
| Height | 24.9 mm | |
| Weight | 2.8 kg | |
| Release Date | 2008-03-20 | |
