Lenovo ThinkPad T450s 20BW vs Lenovo IdeaPad S405

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Main
Model
Price

Processor / Chipset
CPU
Max Turbo Speed
Number of Cores
Cache
64-bit Computing
Features
Chipset Type
Monitor
Diagonal Size
display
LCD Backlight Technology
Resolution
Widescreen Display
Image Aspect Ratio
Type
Display Resolution Abbreviation
Monitor Features
RAM
Memory Speed
Memory Specification Compliance
Configuration Features
Technology
Installed Size
memory
Max Supported Size
Form Factor
Slots Qty
Empty Slots
Operating System / Software
OS Provided
Preinstalled OS
Audio & Video
Graphics Processor
Integrated Webcam
Sound
Audio Codec
Capture Resolutions
Hard Drive
Spindle Speed
Type
Capacity
Hybrid Drive Cache
Notebook Camera
Integrated Webcam
Miscellaneous
Case Material
Security
Compliant Standards
Included Accessories
Color
Features
Color Category
System
Notebook Type
Dimensions & Weight
Width
Depth
Height
Physical Characteristics
Weight
Input
Type
Features
Input Device
Backlight
battery
Capacity
Cells
Run Time (Up To)
Communications
Wireless Protocol
Wireless Controller
Wired Protocol
Connections & Expansion
Interfaces
Memory Card Reader
AC Adapter
Input
Output
Videos

Main
Model
Lenovo IdeaPad S405
Price

Processor / Chipset
CPU
Intel Core i5 (5th Gen) 5300U / 2.3 GHz
Max Turbo Speed
2.9 GHz
Number of Cores
Dual-Core
Cache
3 MB
64-bit Computing
Yes
Features
Intel Turbo Boost Technology 2.0, integrated memory controller
Chipset Type
—
Monitor
Diagonal Size
14 in
display
LCD Backlight Technology
LED backlight
Resolution
1600 x 900 (HD+)
Widescreen Display
Yes
Image Aspect Ratio
16:9
Type
LED
Display Resolution Abbreviation
HD+
Monitor Features
—
RAM
Memory Speed
1600 MHz
Memory Specification Compliance
PC3-12800
Configuration Features
4 GB (soldered)
Technology
DDR3L SDRAM
Installed Size
4 GB
memory
Max Supported Size
20 GB
Form Factor
SO-DIMM 204-pin
Slots Qty
1
Empty Slots
1
Operating System / Software
OS Provided
Microsoft Windows 7 Professional 64-bit Edition
Preinstalled OS
Windows 7
Audio & Video
Graphics Processor
Intel HD Graphics 5500
Integrated Webcam
Yes
Sound
Stereo speakers, two microphones
Audio Codec
Realtek ALC3232
Capture Resolutions
—
Hard Drive
Spindle Speed
7200 rpm
Type
Hybrid Drive
Capacity
500 GB
Hybrid Drive Cache
16 GB
Notebook Camera
Integrated Webcam
Yes
Miscellaneous
Case Material
carbon fiber reinforced plastic, magnesium alloy
Security
Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader
Compliant Standards
GREENGUARD, RoHS
Included Accessories
3-cell Li-Ion 23Wh battery, power adapter
Color
—
Features
—
Color Category
—
System
Notebook Type
Ultrabook
Dimensions & Weight
Width
13 in
Depth
8.9 in
Height
0.8 in
Physical Characteristics
Weight
3.51 lbs (1.59 kg, 56.16 oz)
Input
Type
TrackPoint, UltraNav, keyboard
Features
multi-touch touchpad, spill-resistant
Input Device
Backlight
Yes
battery
Capacity
23 Wh
Cells
3-cell
Run Time (Up To)
—
Communications
Wireless Protocol
802.11a/b/g/n/ac, Bluetooth 4.0
Wireless Controller
Intel Dual Band Wireless-AC 7265 - M.2 Card
Wired Protocol
Gigabit Ethernet
Connections & Expansion
Interfaces
3 x USB 3.0
VGA
Mini DisplayPort
LAN
Headphone/microphone combo jack
Dock
Memory Card Reader
4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
AC Adapter
Input
AC 120/230 V (50/60 Hz)
Output
45 Watt
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Processor / Chipset
CPU
AMD A series A6-4455M / 2.1 GHz
Max Turbo Speed
2.6 GHz
Number of Cores
Dual-Core
Cache
L2 - 2 MB
64-bit Computing
Yes
Features
AMD Turbo CORE technology
Chipset Type
AMD A70M
Monitor
Diagonal Size
14 in
display
LCD Backlight Technology
LED backlight
Resolution
1366 x 768 ( HD )
Widescreen Display
Yes
Image Aspect Ratio
16:9
Type
LED
Display Resolution Abbreviation
HD
Monitor Features
VibrantView, glossy
RAM
Memory Speed
1333 MHz
Memory Specification Compliance
PC3-10600
Configuration Features
1 x 4 GB
Technology
DDR3 SDRAM
Installed Size
4 GB
memory
Max Supported Size
4 GB
Form Factor
SO-DIMM 204-pin
Slots Qty
1
Empty Slots
—
Operating System / Software
OS Provided
Windows 8 64-bit Edition
Preinstalled OS
—
Audio & Video
Graphics Processor
AMD Radeon HD 7520G
Integrated Webcam
Yes
Sound
Stereo speakers , microphone
Audio Codec
Realtek ALC259
Capture Resolutions
1280 x 720
Hard Drive
Spindle Speed
5400 rpm
Type
HDD
Capacity
500 GB
Hybrid Drive Cache
—
Notebook Camera
Integrated Webcam
Yes
Miscellaneous
Case Material
polycarbonate ABS
Security
—
Compliant Standards
RoHS
Included Accessories
—
Color
silver gray
Features
administrator password, hard drive password
Color Category
gray
System
Notebook Type
notebook
Dimensions & Weight
Width
13.3 in
Depth
9.5 in
Height
0.8 in
Physical Characteristics
Weight
3.97 lbs (1.8 kg, 63.52 oz)
Input
Type
keyboard, touchpad
Features
multi-touch touchpad
Input Device
Backlight
—
battery
Capacity
32 Wh
Cells
4-cell
Run Time (Up To)
5 sec
Communications
Wireless Protocol
802.11b/g/n
Wireless Controller
PCI Express Mini Card
Wired Protocol
10/100 Ethernet
Connections & Expansion
Interfaces
2 x USB 2.0
USB 3.0
HDMI
LAN
Headphone/microphone combo jack
Memory Card Reader
2 in 1 ( SD Card, MultiMediaCard )
AC Adapter
Input
AC 120/230 V ( 50/60 Hz )
Output
40 Watt
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