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Need help?Do you have a question about the Lenovo B490 and is the answer not in the manual?
General| Bus type | DMI |
|---|---|
| Processor cache | 3 MB |
| Processor cores | 2 |
| Processor model | i3-2348M |
| System bus rate | 5 GT/s |
| Processor family | Intel® Core™ i3 |
| Processor series | Intel Core i3-2300 Mobile Series |
| Processor threads | 4 |
| Processor codename | Sandy Bridge |
| Processor frequency | 2.3 GHz |
| Processor cache type | Smart Cache |
| Processor lithography | 32 nm |
| Processor manufacturer | Intel |
| PCI Express slots version | 2.0 |
| Processor operating modes | 64-bit |
| ECC supported by processor | No |
| PCI Express configurations | 1x16, 1x8+2x4, 2x8 |
| Thermal Design Power (TDP) | 35 W |
| Maximum number of PCI Express lanes | 16 |
| Motherboard chipset | Intel HM77 Express |
| Internal memory | 2 GB |
| Internal memory type | DDR3-SDRAM |
| Maximum internal memory | - GB |
| Memory layout (slots x size) | 1 x 2 GB |
| HDD interface | SATA |
| Storage media | HDD |
| Optical drive type | DVD Super Multi |
| Card reader integrated | Yes |
| Total storage capacity | 500 GB |
| Compatible memory cards | MMC, SD, SDHC, SDXC |
| Number of HDDs installed | 1 |
| Display diagonal | 14 \ |
| Display resolution | 1366 x 768 pixels |
| Native aspect ratio | 16:9 |
| Discrete graphics card model | NVIDIA® GeForce® GT 610M |
| On-board graphics card model | Intel® HD Graphics 3000 |
| On-board graphics card family | Intel® HD Graphics |
| On-board graphics card base frequency | 650 MHz |
| On-board graphics card dynamic frequency (max) | 1150 MHz |
| LightScribe | - |
| Audio system | HD |
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Bluetooth version | 4.0 |
| Cabling technology | 10/100/1000Base-T(X) |
| Ethernet LAN data rates | 10, 100, 1000 Mbit/s |
| Charging port type | DC-in jack |
| Headphone connectivity | 3.5 mm |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| eSATA/USB 2.0 ports quantity | 0 |
| Pointing device | Touchpad |
| Operating system installed | FreeDOS |
| Form factor | Clamshell |
| Product type | Laptop |
| Product color | Black |
| Processor ARK ID | 74542 |
| Supported instruction sets | AVX |
| Battery life (max) | 6.5 h |
| Number of battery cells | 6 |
| Cable lock slot type | Kensington |
| Cables included | AC |
| Sustainability certificates | ENERGY STAR |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
Weight and Dimensions| Depth | 234.6 mm |
|---|---|
| Width | 340 mm |
| Height | 33.1 mm |
| Weight | 2200 g |
