Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS Laptop

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS 2-in-1 Laptop Intel Core i3-1005G1 1.20 GHz 15.6" Windows 10 S

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Processor Manufacturer: Intel
Processor Type: Core I3
Processor Generation: 10Th Gen
Processor Model: I3-1005G1
Processor Speed: 1.20 Ghz

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS image 1

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS image 2

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS image 3

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS image 4

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS image 5

Specifications Overview

Model	81X3000BUS
Release Date	June 2020 * First availability for purchase, it may not correspond to the actual market launch date.
CPU	Intel i3-1005G1
CPU Cores	2
CPU Clock Rate	1200 MHz
CPU Turbo Clock Rate	3400 MHz
RAM Size	8 GB
Memory Type	DDR4
GPU	Intel UHD Graphics
SSD Capacity	128 GB
Screen Size	15.6"
Resolution	1920 x 1080
Panel Type	IPS
Refresh Rate	60 Hz
Front Camera	Yes
Front Camera Resolution	HD
Dimensions	357.6 mm x 237.9 mm x 20.90 mm
Operating System	Windows 10 Home S
Weight	1.8 Kg
Battery Capacity	52.5 Wh
USB 3.2 Gen 1 Type A Ports	2
USB 3.2 Gen 1 Type C Ports	1
HDMI Ports	1
HDMI Version	1.4b
Wi-Fi Generation	5

	Old Name	Current Name	Branding	Data Speed	Port
USB 2.0	USB 2.0	USB 2.0	Hi-Speed USB	480 Mbit/s	diverse
USB 3.0	USB 3.1 Gen 1	USB 3.2 Gen 1x1	SuperSpeed USB	5 Gbit/s	diverse
USB 3.1	USB 3.1 Gen 2	USB 3.2 Gen 2x1	SuperSpeed USB 10Gbps	10 Gbit/s	diverse
USB 3.2	USB 3.2 Gen 2x2	USB 4.0 Gen 2x2	USB4 20Gbps	20 Gbit/s	only USB-C
USB4	USB 4.0 Gen 3x2	USB4 1.0	USB4 40Gbps	40 Gbit/s	only USB-C
USB4v2	USB 4.0 Gen 4	USB4 2.0	USB4 80Gbps	80-120 Gbit/s	only USB-C

🚀 Performance

CPU Single-Core

35%

(Charts)

CPU Multi-Core

(Charts)

(Higher is better)

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS Mobile CPU Performance

PassMark - CPU Mark Single Thread Performance

Single-thread laptop performance directly affects everyday tasks like web browsing, app launching, and office work. A higher score means snappier responsiveness, faster file operations, and smoother in applications that rely on a single CPU core.

Intel i7-10810U (6 Cores)		103%
Intel i7-10610U (4 Cores)		103%
Intel i7-10510U (4 Cores)		103%
AMD 2700 (8 Cores)		102%
Intel i7-8705G (4 Cores)		102%
Intel i5-1035G1 (4 Cores)		101%
Intel i7-8665U (4 Cores)		101%
Intel i5-1035G7 (4 Cores)		~
Intel i5-1035G4 (4 Cores)		~
AMD 3700C (4 Cores)		~
Intel i3-1005G1 (2 Cores)		100%
Intel i3-10110U (2 Cores)		99%
Intel i7-7660U (2 Cores)		99%
Intel i5-10210U (4 Cores)		98%
Intel i5-10310U (4 Cores)		98%
Intel i7-8565U (4 Cores)		98%
Intel i7-8650U (4 Cores)		98%
Intel i3-8145U (2 Cores)		96%
Intel i5-8365U (4 Cores)		96%
AMD 3750H (4 Cores)		96%
Intel i7-7700HQ (4 Cores)		95%

View chart ►

(Higher is better)

Lenovo IdeaPad Flex 5 15IIL05 81X3000BUS Mobile Workstation Performance

PassMark - CPU Mark Multi Thread Performance

Multi-thread performance determines how well a laptop handles demanding workloads like video editing, 3D rendering, compiling code, and running multiple applications simultaneously. A higher score means faster export times, smoother content creation, and better overall productivity under heavy parallel workloads.

Intel i7-8565U (4 Cores)		123%
Intel i5-8365U (4 Cores)		123%
Intel i5-10310U (4 Cores)		123%
AMD 3500C (4 Cores)		122%
Intel i3-1115G4 (2 Cores)		121%
Intel i5-8250U (4 Cores)		120%
Intel i5-8265U (4 Cores)		120%
Intel i7-8550U (4 Cores)		120%
Intel N100 (4 Cores)		111%
Intel 7505 (2 Cores)		107%
Intel i3-1005G1 (2 Cores)		100%
Intel N200 (4 Cores)		95%
Intel i7-7660U (2 Cores)		83%
Intel i3-1110G4 (2 Cores)		81%
AMD 4980U (8 Cores)		81%
Intel i3-10110U (2 Cores)		79%
Intel i3-8145U (2 Cores)		78%
AMD 3200U (2 Cores)		77%
AMD 3250U (2 Cores)		76%
Intel i7-7500U (2 Cores)		75%
Intel i5-7300U (2 Cores)		75%