Laptop Comparison and Tests

Difference between Lenovo ThinkPad E585 (20KV) and Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)

Laptop Specifications Comparison

Lenovo ThinkPad E585 (20KV) vs. Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.9 cm x 25.2 cm x 1.995 cm 30.59 cm x 21.382 cm x 1.36 cm
Weight 2.1 kg 1.14 kg
Case Material Aluminum Aluminum
Colour Black Platinum silver
DISPLAY Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Screen Size (Type) 15.6" - IPS 13.3" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 300 cd/m²
Features Anti-glare Anti-glare
PROCESSOR Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
CPU AMD Ryzen 5 2500U / 2 GHz AMD Ryzen 5 2500U / 2 GHz
Max Turbo Speed 3.6 GHz 3.6 GHz
Number of Cores Quad-Core Quad-Core
Cache 4 MB 4 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
RAM 8 GB (1 x 8 GB) 8 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 2133 MHz
Rated Speed - 2133 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) 256 GB SSD M.2 PCIe - NVM Express (NVMe) - Samsung
AUDIO & VIDEO Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Graphics Processor (GPU) AMD Radeon Vega 8 AMD Radeon Vega 8
Camera Yes - 720p Yes - 720p
Resolution - 1 Megapixel
Sound Stereo speakers, dual array microphone Speakers, dual array microphone
Codec CX11852 -
Compliant Standards High Definition Audio, Dolby Advanced Audio High Definition Audio, Dolby Atmos
Audio Features - JBL
COMMUNICATIONS Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Qualcomm 435-AC - M.2 Card Qualcomm 435-AC - M.2 Card
Network Interface Gigabit Ethernet -
Ethernet Controller Realtek R8111GUS -
BATTERY Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Technology 3-cell Lithium Ion 4-cell Lithium Ion
Battery Capacity (Size) 45 Wh 48 Wh
Battery Life Up to 8.63 hours Up to 8 hours
AC ADAPTER Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt 45 Watt, 5 / 9 / 15 / 20 V
INPUT Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features Spill-resistant, multi-touch touchpad Multi-touch touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Interfaces USB 3.1
USB 3.1 (Always On)
USB 2.0
HDMI
LAN
USB-C 3.1 Gen 2 (Power Delivery/data/video)
Headphone/microphone combo jack
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1 (Power Delivery)
USB-C 3.1 Gen 1 (supports DisplayPort 1.2a, VGA, HDMI) (Power Delivery)
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Home 64-bit Edition
Software Included Lenovo Companion, McAfee LiveSafe (30 days trial), PC Manager -
MISCELLANEOUS Lenovo ThinkPad E585 (20KV) Lenovo IdeaPad 720S-13ARR (Lenovo IdeaPad 720S)
Included Accessories USB-C power adapter USB-C power adapter
Security - Fingerprint reader
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password Administrator password, hard drive password, power-on password
Compliant Standards RoHS RoHS
ENERGY STAR Certified Yes Yes
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Model Number - 13ARR 81BR
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