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Lenovo ThinkPad X1 Yoga Gen 4 vs. Dell Precision 5540: Full specs comparison

We thoroughly analyzed technical specifications for Lenovo ThinkPad X1 Yoga Gen 4 and Dell Precision 5540 models, including CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it Lenovo ThinkPad X1 Yoga Gen 4 See at Amazon	Compare With Please enter device name or part of it Dell Precision 5540 See at Amazon

Lenovo ThinkPad X1 Yoga Gen 4 Pros

Reasons that Lenovo ThinkPad X1 Yoga Gen 4 is better than Dell Precision 5540.

Lenovo ThinkPad X1 Yoga Gen 4 weighed 2.99 pounds, 24% lighter than the 3.93 pounds Dell Precision 5540.

Weight	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Pound	2.99 lbs.	3.93 lbs.
Kilogram	1.36 kg	1.78 kg

Dell Precision 5540 Pros

Reasons that Dell Precision 5540 is better than Lenovo ThinkPad X1 Yoga Gen 4.

Intel Core i9-9980HK inside Dell Precision 5540 has a 35% better multi-core CPU performance score than the Intel Core i7-10710U inside Lenovo ThinkPad X1 Yoga Gen 4.

Geekbench 5 multi-core score

Dell Precision 5540 - Intel Core i9-9980HK

6,504

Dell Precision 5540 - Intel Core i9-9880H

6,100

Dell Precision 5540 - Intel Xeon E-2276M

5,165

Dell Precision 5540 - Intel Core i7-9850H

4,914

Dell Precision 5540 - Intel Core i7-9750H

4,880

Lenovo ThinkPad X1 Yoga Gen 4 - Intel Core i7-10710U

4,786

Lenovo ThinkPad X1 Yoga Gen 4 - Intel Core i7-8665U

4,209

Dell Precision 5540 - Intel Core i5-9400H

3,690

Lenovo ThinkPad X1 Yoga Gen 4 - Intel Core i5-8365U

3,442

Lenovo ThinkPad X1 Yoga Gen 4 - Intel Core i7-10510U

2,942

Lenovo ThinkPad X1 Yoga Gen 4 - Intel Core i5-10210U

2,933

Lenovo ThinkPad X1 Yoga Gen 4 - Intel Core i7-8565U

2,327

Lenovo ThinkPad X1 Yoga Gen 4 - Intel Core i5-8265U

2,132

Dell Precision 5540 supports a larger memory capacity than the Lenovo ThinkPad X1 Yoga Gen 4. It supports up to 64GB versus 16GB of system memory on the Lenovo ThinkPad X1 Yoga Gen 4.

Max system memory size

Dell Precision 5540

64 GB

Lenovo ThinkPad X1 Yoga Gen 4

16 GB

Dell Precision 5540 supports a faster memory speed than the Lenovo ThinkPad X1 Yoga Gen 4. It supports up to 3200MHz versus 2133MHz of system memory on the Lenovo ThinkPad X1 Yoga Gen 4.

Memory type and speed

Dell Precision 5540 - DDR4

3,200 MHz

Lenovo ThinkPad X1 Yoga Gen 4 - LPDDR3

2,133 MHz

Dell Precision 5540 comes with two SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Lenovo ThinkPad X1 Yoga Gen 4 since it has onboard memory.

Memory	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Slots	Onboard	x2
Type	LPDDR3	DDR4

Configurable up to Nvidia Quadro T2000 4GB GDDR5 vs. integrated

Dell Precision 5540 has a 15.6-inch screen size 11% larger than the 14-inch Lenovo ThinkPad X1 Yoga Gen 4.

Display size

Dell Precision 5540

15.6-inch

Lenovo ThinkPad X1 Yoga Gen 4

14-inch

Prices

Here are the latest price updates and offers for both devices.

Lenovo ThinkPad X1 Yoga Gen 4 Price
	Lenovo ThinkPad X1 Yoga (4th Gen 4) Touchscreen 2-in-1 Convertible Laptop 14" FHD(1920x1080), Intel i7-8665U, 16GB RAM, 512GB SSD, Backlit Keyboard, Wi-Fi, Bluetooth Windows 10 pro (Renewed) By Lenovo $361.96	See at Amazon
	Lenovo ThinkPad X1 Yoga 4th Gen 20QF0007US 14" Touchscreen 2 in 1 Ultrabook - 1920 x 1080 - Core i5 i5-8365U - 16 GB RAM - 256 GB SSD - Gray - Windows 10 Pro 64-bit (Renewed) By Lenovo $289.00	See at Amazon
	Lenovo Thinkpad X1 Yoga Gen 6 14" FHD 2-in-1 Touchscreen Laptop, Intel Core i7-1165G7, 16GB RAM, 1TB PCIe SSD, Fingerprint, Backlit KYB, Garaged Pen, Thunderbolt 4, Win 11 Pro, CUE Accessories By Lenovo $799.99 $1,019.99 22% OFF	See at Amazon
Dell Precision 5540 Price
	Dell Precision M5540 15.6 UHD Touchscreen Intel Core i7-9750H 2.60Ghz 32GB 1TB SSDR Windows 10 Professional (Renewed) By Dell $639.00	See at Amazon
	Dell Precision 5540 Workstation 15.6-inch Full HD IPS Display Intel Core i7-9850H 32GB RAM 1TB SSD NVIDIA Quadro 4GB Win 10 Pro (Renewed) By Dell $555.66	See at Amazon
	Dell Precision 5540 15.6-inch FHD Laptop - Intel Core i9 9th Gen - i9-9880H - Eight Core 4.8Ghz - 512GB SSD - 32GB RAM - Nvidia Quadro T2000 - Windows 10 Pro (Renewed) By Dell $635.35 $699.99 9% OFF	See at Amazon

Availability	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Released	2019	2019
Release Date	Announced at Lenovo Tech Life (Sep 2019)	Announced at Computex 2019. Available from early July 2019.
Pricing	-	Starting at $1,339
Generations	-	2022 Dell Precision 5570 2021 Dell Precision 5560 2020 Dell Precision 5550 2019 Dell Precision 5540

Exterior	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Dimensions	12.71” x 8.58” x 0.61” (333 x 218 x 15.5 mm) Width: 12.71” (333 mm) Depth: 8.58” (218 mm) Height: 0.61” (15.5 mm)	14.06 x 9.26 x 0.44 in (357 x 235 x 11.2 mm) Width: 14.06” (357 mm) Depth: 9.26” (235 mm) Height: 0.44” (11.2 mm)
Weight	Starting at 2.99 lbs (1.35 kg)	3.93 lbs (1.78 kg)
Colors	Iron Grey	Aluminum Platinum Silver LCD Cover Aluminum Titan Gray LCD Cover
Keyboard and Trackpad	Spill-resistant, Backlit with white LED lighting keyboard. Trackpad + TrackPoint® pointing device.	Full-size backlit keyboard. 4.03 x 2.45 in (102.40 mm x 62.40 mm) touchpad with 5 multi-touch gesture support.

Display	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Size	14 Inches	15.6 Inches
Info	14” FHD (1920 x 1080) IPS, low power, anti-reflection, anti-smudge, touchscreen, 400 nits. 14” WQHD (2560 x 1440) IPS, anti-reflection, anti-smudge, touchscreen, 300 nits. 14” 4K UHD (3840 x 2160) IPS, anti-reflection, anti-smudge, touchscreen, with Dolby Vision™ HDR400, 500 nits. * All supports inking capability.	15.6" UltraSharp FHD IGZO4 1920x1080, AG, NT, w/Prem Panel Guar, 100% sRGB. 15.6" Ultrasharp UHD IGZO4 3840x2160, Touch, w/Prem Panel Guar, 100% Adobe, 15.6" Ultrasharp OLED UHD 3840x2160, Non-Touch,w/Prem Panel Guar, 100% DCI-P3

Ports	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
2 x Thunderbolt™ 3 Supports Power Delivery & DisplayPort. 2 x USB 3.1 Gen 1 Full-size USB-A ports (1 always on). 1 x Network extension for Ethernet/side mechanical docking 1 x HDMI 1.4 1 x Headphone / mic combo 1 x WWAN slot (Fibocom L850-GL 4G LTE-A cat 9) (optional) 1 x Power button 1 x Kensington lock slot 1 x Ethernet Extension Connector (Dongle for Native Ethernet sold separately) 1 x Pen Storage	Image Source: Dell Left (5) 1 x power port 1 x USB-A USB 3.1 Gen 1 (5 Gbps), PowerShare 1 x HDMI v2.0 1 x Thunderbolt 3 40 Gpbs, DisplayPort, Power Delivery 1 x headphone jack Headphone/Microphone Right (3) 1 x full-size SD card slot 1 x USB-A USB 3.1 Gen 1 (5 Gbps), PowerShare 1 x lock slot

Internal Specs	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Processor	8th Gen Intel® Core™ i5-8265U 4 cores, 8 threads, 1.60 → 3.90 GHz, 6MB SmartCache, 15W 8th Gen Intel® Core™ i5-8365U 4 cores, 8 threads, 1.60 → 4.10 GHz, 6MB SmartCache, 15W 8th Gen Intel® Core™ i7-8565U 4 cores, 8 threads, 1.80 → 4.60 GHz, 8MB SmartCache, 15W 8th Gen Intel® Core™ i7-8665U 4 cores, 8 threads, 1.90 → 4.80 GHz, 8MB SmartCache, 15W 10th Gen Intel® Core™ i5-10210U 4 cores, 8 threads, 1.60 → 4.20 GHz, 6MB SmartCache, 15W 10th Gen Intel® Core™ i7-10510U 4 cores, 8 threads, 1.80 → 4.90 GHz, 8MB SmartCache, 15W 10th Gen Intel® Core™ i7-10710U 6 cores, 12 threads, 1.10 → 4.70 GHz, 12MB SmartCache, 15W	9th Gen Intel® Core™ i5-9400H 4 cores, 8 threads, 2.50 → 4.30 GHz, 8MB SmartCache, 45W 9th Gen Intel® Core™ i7-9750H 6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W 9th Gen Intel® Core™ i7-9850H 6 cores, 12 threads, 2.60 → 4.60 GHz, 12MB SmartCache, 45W Intel Xeon E-2276M 6 cores, 12 threads, 2.80 → 4.70 GHz, 12MB SmartCache, 45W 9th Gen Intel® Core™ i9-9880H 8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W 9th Gen Intel® Core™ i9-9980HK 8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W
Integrated Graphics	8th Gen Intel® Core™ i5-8265U Intel® UHD Graphics 620 24 Execution Units, 300 → 1100 MHz 8th Gen Intel® Core™ i5-8365U Intel® UHD Graphics 620 24 Execution Units, 300 → 1100 MHz 8th Gen Intel® Core™ i7-8565U Intel® UHD Graphics 620 24 Execution Units, 300 → 1150 MHz 8th Gen Intel® Core™ i7-8665U Intel® UHD Graphics 620 24 Execution Units, 300 → 1150 MHz 10th Gen Intel® Core™ i5-10210U Intel® UHD Graphics 24 Execution Units, 300 → 1100 MHz 10th Gen Intel® Core™ i7-10510U Intel® UHD Graphics 24 Execution Units, 300 → 1150 MHz 10th Gen Intel® Core™ i7-10710U Intel® UHD Graphics 24 Execution Units, 300 → 1150 MHz	9th Gen Intel® Core™ i5-9400H Intel® UHD Graphics 630 24 Execution Units, 350 → 1100 MHz 9th Gen Intel® Core™ i7-9750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 9th Gen Intel® Core™ i7-9850H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz Intel Xeon E-2276M Intel® UHD Graphics P630 24 Execution Units, 350 → 1200 MHz 9th Gen Intel® Core™ i9-9880H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz 9th Gen Intel® Core™ i9-9980HK Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz
Memory	8GB 16GB 2133 MHz Dual-channel LPDDR3 SRAM.	Memory Slots 2 x DDR4 SoDIMM Memory Configurations Minimum Memory: 8GB Maximum Memory: 64GB
Discrete Graphics	-	NVIDIA Quadro T1000 (Optional) Turning Architecture, 4GB GDDR5 128-bit, 1395 → 1455 MHz, 768 CUDA Cores. NVIDIA Quadro T2000 (Optional) Turning Architecture, 4GB GDDR5 128-bit, 1575 → 1785 MHz, 1,024 CUDA Cores.
Storage	256 GB 512 GB 1 TB M.2 2280 PCIe SSD.	Hard Drive Slots 1 x M.2 PCIe SSD slot 1 x 2.5 inches hard drive slot Available only on a 3-cell 56Wh battery model. Hard Drive Configurations Up to 2TB M.2 NVMe PCIe SSD Up to 2TB SATA Hard Drive

Connectivity	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Wi-Fi	Intel Wireless-AC 9560 2x2 AC Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac.	Intel Wi-Fi 6 AX200 2x2 802.11ax 160MHz Intel Wireless-AC 9260 2x2 802.11ac Qualcomm QCA6174A 2x2 802.11ac
Bluetooth	Bluetooth 5.0	Bluetooth 5.0
More	NFC WWAN: Fibocom L850-GL 4G LTE-A cat 9	-

Battery	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Size	4-cell smart lithium-ion Battery Capacity: 51 Wh	56 Wh (3-cell lithium-ion) 97 Wh (6-cell lithium-ion)
Battery Life	Up to 18.3 hours * Tested with MobileMark 2014	-
Power Supply	65 W USB (Type-C) power adapter Supports Rapid Charge.	130 W power adapter Power rated at 19.5VDC/6.67A.

Software	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
OS	Windows 10 Home 64-bit Windows 10 Pro 64-bit	Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 7.5 Upgradable to Windows 11
Built-in Apps	-	Microsoft Office 30-days trial McAfee® Small Business Security 30 Day Free Trial

Camera & Audio	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Camera	Front-facing camera 720p (1280 x 720 HD) camera. IR & 720p HD Camera with microphone	Front-facing camera Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
Audio	Dolby Atmos™ Speaker System 4 x 360-degree far-field microphones	Waves MaxxAudio Pro Two speakers dual-array microphones

Misc	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
Inking	Supports ThinkPad Pen Pro (included)	-
Sensors	Windows Hello compliant Match-on-Chip fingerprint reader on the palm rest Optional IR Camera Ambient light sensor	Ambient light sensor Windows Hello compliant fingerprint reader in the power button (optional)
Security	Fast Identity Online (FIDO) authentication capabilities Match-on-Chip Fingerprint Reader dTPM 2.0 chip ThinkShutter camera cover Optional: ThinkPad PrivacyGuard Optional: ThinkPad PrivacyAlert (required IR Camera) Optional IR Camera Kensington lock slot	Intel® vPro™ Technology (iAMT 12) (optional, requires Intel WiFi® Link WLAN and a vPro compatible processor), Dell Client Command Suite available (dell.com/command), Factory Installed Dell Client Command \| Update, Dell Command \| Power Manager Intel® Platform Trust Technology Trusted Platform Module (TPM) 2.0 Chassis wedge-shaped security lock Support for Computrace and SmartCard Reader Touch Fingerprint Reader with Control Vault 3.0 (Advanced Authentication with FIPS 140-2 Level 3 Certification)
Warranty	-	1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis

Key Features	Lenovo ThinkPad X1 Yoga Gen 4	Dell Precision 5540
At Glance	Released in 2019 16:9 4K UHD 14” 2160p 60Hz Weight 2.99 lb 1.36 kg Up to Intel Core i7-10710U 6C/12T, 1.10 → 4.70 GHz Geekbench 5 1,051 Single Core Geekbench 5 4,786 Multi-Core With integrated Intel® UHD Graphics 24 Execution Units, 300 → 1150 MHz Configurable up to 16GB 2133 MHz LPDDR3	Released in 2019 16:9 4K UHD 15.6” 2160p OLED Weight 3.93 lb 1.78 kg Up to Intel Core i9-9980HK 8C/16T, 2.40 → 5.00 GHz Geekbench 5 1,114 Single Core Geekbench 5 6,504 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz Upgradable up to 64GB 3200 MHz DDR4 Nvidia Quadro T2000 4GB GDDR5