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Key specs
CPU
12th Gen Intel Core i7 1255U
GPU
Iris Xe Graphics
RAM
16 GB DDR4
Storage
1 TB SSD
Display
15.6 inches
OS
Windows 11 Home (64-bit)
Chipset performance
Chipset
Intel Core i7 1255U
Chip rating
45
Perf.
41
iGPU
47
Energy
55
Cinebench 2024 Single-Core
95
Cinebench 2024 Multi-Core
446
TDP
12-15 W
Cache L3
12MB
Cinebench 2024 (Single)
95
Cinebench 2024 (Multi)
446
Geekbench 6 (Single-Core)
2248
Geekbench 6 (Multi-Core)
7160
Passmark CPU (Single-Core)
3149
Passmark CPU (Multi-Core)
12,978
Blender CPU
77.28
iGPU FLOPS
1.9 TFLOPS
General
Series
Thinkbook 15
Model
21DJA0D8IH
Utility
Everyday Use
Device Type
Ultrabook
OS
Windows 11 Home (64-bit)
Warranty
1 year Warranty
Display
Type
FHD IPS
Touch
No
Size
15.6 inches
Resolution
1920 x 1080 pixels
PPI
~ 141 PPI
Aspect Ratio
16:9
Anti Glare Screen
Yes
Features
100% sRGB Color Gamut, Contrast Ratio: 1200:1, 170° Viewing Angle
Connectivity
Ethernet
Yes
WiFi
Wi-Fi 6, 802.11ax 2x2
Bluetooth
v5.1
USB Ports
2 x USB Type-C, 2 x USB 3.0
Thunderbolt
Yes
HDMI
1 x HDMI Port
Card Reader
Yes
Fingerprint Sensor
Yes
Microphone In
Yes
Headphone Jack
Yes
Security Lock Port
Kensington Nano Security Slot
Input
Camera
Yes
Keyboard Backlit
Yes
Touchpad
Yes
Inbuilt Microphone
Dual Array Microphone
Speakers
Stereo speakers
Sound
Dolby Audio
Optical Drive
No
Processor
Processor
12th Gen Intel Core i7 1255U
Speed
2 x 1.7 GHz (Turbo Speed upto 4.7 GHz) Performance Cores · 8 x 1.2 GHz (Turbo Speed upto 3.5 GHz) Efficient Cores
Cores
10 Cores (2P + 8E), 12 Threads
Cache
12 MB
Brand
Intel
Series
Core i7
Model
1255U
Generation
12th Gen
Process Node
10 nm
Graphics
GPU
Iris Xe Graphics
Brand
Intel
Memory
RAM
16 GB DDR4
RAM Bus Speed
3200 MHz
Solid State Drive
1 TB SSD
Max SSD Supported
Upto 2 TB
SSD Interface
NVMe
Battery
Battery
45 Wh, 3 Cell Battery
Adapter Type
65W AC adapter
Battery Backup
Upto 6 hours
Battery Details
45 WHrs Li-ion
Extra
Sales Package
Laptop, Adapter & User Manuals