Lenovo ThinkPad T14s Gen 6 (AMD) vs Lenovo ThinkPad T420

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ThinkPad T14s Gen 6 (AMD) compared with ThinkPad T420

	LenovoThinkPad T14s Gen 6 (AMD)	LenovoThinkPad T420
Overview
Released
Released	November 2024	March 2011
Display
Screen size
Screen size	14″	14″
Resolution
Resolution	1920 × 1200 or 2880 × 1800 (better)	1366 × 768 or 1600 × 900
Panel
Panel	IPS LCD or OLED	–
Refresh rate
Refresh rate	60 Hz or 120 Hz	–
Brightness
Brightness	400 nits or 500 nits (better)	200 nits or 250 nits
Touchscreen
Touchscreen	No or Yes	No
Display type
Display type	WUXGA IPS (400-nit non-touch or on-cell touch, 400-nit or 500-nit low power, or 500-nit on-cell touch with ThinkPad Privacy Guard) or 2.8K OLED with add-on film touch, all 16:10; the Ryzen AI 7 PRO 360 is offered with the WUXGA touch and 400-nit low-power screens only	14-inch 1366 × 768 (200 nits) or 1600 × 900 (250 nits) LED-backlit LCD; 300:1 contrast
Colour range
Colour range	45% NTSC (400-nit IPS); 100% sRGB (low-power and Privacy Guard IPS); 100% DCI-P3 (OLED)	–
Screen finish
Screen finish	Anti-glare (IPS); anti-glare, anti-reflection and anti-smudge (OLED)	Anti-glare
Display features
Display features	IPS 600:1 contrast (400-nit), 800:1 (400-nit low power) or 1,500:1 (500-nit); OLED 100,000:1 contrast, 120 Hz VRR and Dolby Vision; 3M DBEF5 on the 45% NTSC panels; Eyesafe Certified 2.0; 88% screen-to-body ratio	–
Performance
Processor
Processor	AMD Ryzen AI 5 PRO 340, AMD Ryzen AI 7 PRO 350 or AMD Ryzen AI 7 PRO 360	Intel Core i5-2520M
CPU cores
CPU cores	6 or 8	2
CPU threads
CPU threads	12 or 16	4
Graphics
Graphics	Radeon 840M Graphics, Radeon 860M Graphics or Radeon 880M Graphics	Intel HD Graphics 3000 or NVIDIA NVS 4200M
AI engine (NPU)
AI engine (NPU)	50 TOPS	–
Memory
Memory	16 GB, 32 GB or 64 GB (better)	4 GB
Storage
Storage	512 GB to 1 TB (better)	128 GB to 500 GB
CPU
CPU	Ryzen AI 5 PRO 340 (6 cores) or Ryzen AI 7 PRO 350 (8 cores), codenamed Krackan Point; Ryzen AI 7 PRO 360 (8 cores), codenamed Strix Point	Second-generation Intel Core i3, i5 and i7 dual-core processors; QM67 chipset
GPU
GPU	Integrated AMD Radeon 840M, 860M or 880M, shared memory, DirectX 12	Integrated Intel HD Graphics 3000; optional NVIDIA NVS 4200M with 1 GB and Optimus
AI engine
AI engine	Copilot+ PC; NPU up to 50 TOPS	–
Memory type
Memory type	LPDDR5X-7500 (Krackan Point models fit LPDDR5X-8533 running at 7500 MT/s), soldered, dual-channel, not upgradable; 16 GB with Krackan Point only, 64 GB with Strix Point only	DDR3-1333; two SO-DIMM sockets, up to 8 GB
Storage type
Storage type	One M.2 2280 PCIe 4.0 x4 slot; NVMe SSD up to 1 TB, Opal 2.0	Removable 2.5-inch SATA HDD or SSD; removable Ultrabay Enhanced DVD burner; optional second drive adapter
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 23.87 hours	Up to 9 hours
Battery capacity
Battery capacity	58 Wh (better)	57 Wh
Weight
Weight	1.25 kg (better)	2.2 kg
Thickness
Thickness	16.4 mm (better)	30.5 mm
Width × depth
Width × depth	313.6 × 219.4 mm	340.5 × 233 mm
Battery life detail
Battery life detail	58 Wh Li-ion; Ryzen AI 7 PRO 360 with WUXGA non-touch, MobileMark 25 up to 17.1 hr, JEITA 3.0 up to 15.48 hr video and 29.8 hr idle, local video up to 23.87 hr; with WUXGA touch, local video up to 22.3 hr	MobileMark 2007: integrated graphics, six-cell 57 Wh up to 9 hours, nine-cell 94 Wh up to 15 hours, nine-cell plus slice up to 30 hours; Optimus up to 8.8 / 14.7 / 29.5 hours; four-cell option; weight shown with six-cell battery
Charger
Charger	65 W USB-C (PD 3.0) adapter, including nano GaN, slim and slim GaN versions; offerings vary by country	65 W; 90 W on Optimus models
Fast charging
Fast charging	Rapid Charge to 80% in 1 hour with the 65 W adapter (when off, in standby or hibernating)	–
Materials
Materials	Carbon fibre hybrid top cover; aluminium bottom cover	Carbon-fibre/glass-fibre hybrid display cover; carbon-fibre reinforced plastic bottom; magnesium roll cage
Colours
Colours	Black	Black
Connections
Ports
Ports	2 × Thunderbolt 4, 2 × USB-A, HDMI, headphone jack	4 × USB-A, Ethernet, SD card slot, headphone jack
Wi-Fi
Wi-Fi	Wi-Fi 7	802.11b/g/n or 802.11a/b/g/n
Bluetooth
Bluetooth	5.4 or 5.3	Optional Bluetooth 3.0
Webcam
Webcam	5MP, optional IR	Optional 720p
Operating system
Operating system	Windows	Windows
Port detail
Port detail	2 × USB-C (Thunderbolt 4 / USB4 40 Gbps) with USB PD 15–65 W and DisplayPort 2.1; 2 × USB-A 5 Gbps (one Always On); HDMI 2.1 up to 4K 60 Hz; 3.5 mm headphone/mic combo jack; optional smart card reader and nano-SIM slot (4G or 5G models)	Three USB 2.0 (one powered), one USB 2.0/eSATA combo, VGA, DisplayPort, Gigabit Ethernet, audio combo, 4-in-1 SD reader and ExpressCard/34; optional modem, FireWire and smart card reader
External displays
External displays	Up to three external displays (four including the built-in); USB-C up to 8K 30 Hz, HDMI up to 4K 60 Hz	Up to 2560 × 1600 at 60 Hz via DisplayPort; 2048 × 1536 at 75 Hz via VGA; Optimus variants support three independent displays
Keyboard
Keyboard	6-row, spill-resistant, backlit or non-backlit; 1.5 mm key travel (1.35 mm on Fn row and G/H/B); Copilot key; TrackPoint	Seven-row spill-resistant keyboard; TrackPoint; ThinkLight overhead illumination
Trackpad
Trackpad	Mylar 3-button trackpad, 60 × 115 mm	UltraNav multi-touch touchpad
Speakers
Speakers	Stereo 2 W × 2, Dolby Atmos	1 W × 2 stereo speakers
Microphones
Microphones	Dual-microphone array, 360° far-field, Dolby Voice	Dual-array microphone
Biometrics
Biometrics	Optional fingerprint reader in the power button (match-on-chip); optional IR camera for Windows Hello	Optional swipe fingerprint reader; TPM 1.2