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Lenovo ThinkPad X1 Extreme Gen 1 vs. Dell Precision 5550: Full specs comparison

We thoroughly analyzed technical specifications for Lenovo ThinkPad X1 Extreme Gen 1 and Dell Precision 5550 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 Extreme Gen 1 See at Amazon	Compare With Please enter device name or part of it Dell Precision 5550 See at Amazon

Lenovo ThinkPad X1 Extreme Gen 1 Pros

Reasons that Lenovo ThinkPad X1 Extreme Gen 1 is better than Dell Precision 5550.

Lenovo ThinkPad X1 Extreme Gen 1 weighed 3.76 pounds, 8% lighter than the 4.06 pounds Dell Precision 5550.

Weight	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Pound	3.76 lbs.	4.06 lbs.
Kilogram	1.71 kg	1.84 kg

Dell Precision 5550 Pros

Reasons that Dell Precision 5550 is better than Lenovo ThinkPad X1 Extreme Gen 1.

2020 vs. 2018

Intel Core i9-10885H inside Dell Precision 5550 has a 50% better multi-core CPU performance score than the Intel Core i7-8850H inside Lenovo ThinkPad X1 Extreme Gen 1.

Geekbench 5 multi-core score

Dell Precision 5550 - Intel Core i7-10875H

6,874

Dell Precision 5550 - Intel Core i9-10885H

6,788

Dell Precision 5550 - Intel Core i7-10750H

5,412

Dell Precision 5550 - Intel Xeon W-10855M

5,372

Lenovo ThinkPad X1 Extreme Gen 1 - Intel Core i7-8850H

4,497

Lenovo ThinkPad X1 Extreme Gen 1 - Intel Core i7-8750H

4,470

Dell Precision 5550 - Intel Core i5-10400H

4,252

Lenovo ThinkPad X1 Extreme Gen 1 - Intel Core i5-8400H

3,470

Dell Precision 5550 supports a faster memory speed than the Lenovo ThinkPad X1 Extreme Gen 1. It supports up to 2933MHz versus 2666MHz of system memory on the Lenovo ThinkPad X1 Extreme Gen 1.

Memory type and speed

Dell Precision 5550 - DDR4 ECC

2,933 MHz

Lenovo ThinkPad X1 Extreme Gen 1 - DDR4

2,666 MHz

Key Similars

Similar characteristics share between Lenovo ThinkPad X1 Extreme Gen 1 and Dell Precision 5550.

Both laptops supports up to 64GB of system memory.

Max system memory size

Lenovo ThinkPad X1 Extreme Gen 1

64 GB

Dell Precision 5550

64 GB

Prices

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

Lenovo ThinkPad X1 Extreme Gen 1 Price
	Lenovo ThinkPad X1 Extreme Gen 4 16" 2K QHD (Intel Core i7-11800H, 32GB RAM, 1TB SSD, Geforce RTX 3050 Ti) Business & Mobile Workstation Laptop, Backlit, FP, 3-Yr WRT, IST Cable, Win 11 Pro, Black By Lenovo $1,699.99	See at Amazon
	Lenovo ThinkPad X1 Extreme Gen 5 Business Laptop, 16" WUXGA IPS Display, Core i7-12700H, Windows 11 Pro, 32GB RAM, 1TB SSD, GeForce RTX 3050 Ti, Wi-Fi 6E, Fingerprint Reader, Backlit Keyboard, TD By Lenovo $1,885.77 $2,029.00 7% OFF	See at Amazon
	Lenovo Newest ThinkPad X1 Extreme Gen 3 15.6” FHD IPS Display Business Laptop, Intel Hexa Core i7-10750H, 32GB RAM 1TB SSD, GeForce GTX 1650 Ti, Fingerprint, Windows 10 Pro \| 32GB Tela USB Card By Lenovo $1,989.00	See at Amazon
Dell Precision 5550 Price
	Dell Precision 5550 Laptop 15.6 - Intel Core i7 10th Gen - i7-10750H - Six Core 5Ghz - 512GB SSD - 32GB RAM - Nvidia Quadro T1000 - 3840x2400 4k Touchscreen - Windows 10 Pro (Renewed) By Dell $637.79 $799.99 20% OFF	See at Amazon
	2020 Dell Precision 5550 Laptop 15.6" - Intel Core i9 10th Gen - i9-10885H - Eight Core 5.3Ghz - 1TB SSD - 32GB RAM - Nvidia Quadro T2000 - 1920x1200 FHD+ - Windows 10 Home (Renewed) By Dell $795.98	See at Amazon
	Dell 2020 Precision 5550 Laptop 15.6-inch - Xeon W-10855M - Six Core 5.1Ghz - 1TB SSD + 1TB SSD - 16GB RAM - Nvidia Quadro T2000 - 1920x1200 FHD+ - Windows 10 Pro (Renewed) By Dell $999.99	See at Amazon

Availability	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Released	2018	2020
Generations	-	2022 Dell Precision 5570 2021 Dell Precision 5560 2020 Dell Precision 5550 2019 Dell Precision 5540

Exterior	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Dimensions	FHD non-touch: 14.24” x 9.67” x .72” / 361.8 x 245.7 x 18.4 (mm) 4K UHD touchscreen: 14.24” x 9.67” x .74” / 361.8 x 245.7 x 18.7 (mm)	13.56” x 9.07” x 0.46” (344.4 mm x 230.30 mm x 11.65 mm)
Weight	FHD non-touch: 3.76 lbs (1.7 kg) 4K UHD touchscreen: 4.06 lbs (1.8 kg)	4.06 lb (1.84 kg)
Colors	Black	-
Keyboard and Trackpad	Spill-resistant, Backlit with white LED lighting keyboard Trackpad + TrackPoint® pointing device Multitouch glass touchpad	Full-size backlit keyboard. 5.90” x 3.54” (150 mm x 90 mm) touchpad with 5 multi-touch gesture support.

Display	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Size	15.6 Inches	15.6 Inches
Info	15.6” FHD (1920 x 1080) IPS, anti-glare, 300nits, 72% color gamut. 15.6” 4K UHD HDR (3840 x 2160) IPS multi-touch, anti-reflective, anti-smudge, 400 nits, 100% Adobe 8+2 color depth with Dolby Vision™.	15.6” FHD+ 1920 x 1200 InfinityEdge 60 Hz anti-glare low blue light non-touch 500 nits sRGB 100% min wide-viewing angle 15.6-inch UHD+ with Touch 3840 x 2400 InfinityEdge 60 Hz anti-reflective low blue light touch 500 nits 100% AdobeRGB wide-viewing angle Gorilla Glass

Ports	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
2 x Thunderbolt™ 3 Supports DisplayPort and data transfer. 2 x USB 3.1 Gen 1 Full-size USB-A ports (1 port always on). 1 x HDMI 2.0 1 x Headphone / mic combo 1 x 4-in-1 SD card reader 1 x Network extension 1 x AC power in 1 x Kensington slot	Image Source: Dell 2 x Thunderbolt™ 3 Supports Power Delivery, USB 3.2 Gen 2, and DisplayPort 1.4. 1 x USB Type-C 3.2 Gen 2 Supports Power Delivery and DisplayPort 1.4. 1 x Headset jack 1 x SD-card reader 1 x Noble Wedge-shaped lock slot

Internal Specs	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Processor	8th Gen Intel® Core™ i5-8400H 4 cores, 8 threads, 2.50 → 4.20 GHz, 8MB SmartCache, 45W 8th Gen Intel® Core™ i7-8750H 6 cores, 12 threads, 2.20 → 4.10 GHz, 9MB SmartCache, 45W 8th Gen Intel® Core™ i7-8850H 6 cores, 12 threads, 2.60 → 4.30 GHz, 9MB SmartCache, 45W	10th Gen Intel® Core™ i5-10400H 4 cores, 8 threads, 2.60 → 4.60 GHz, 8MB SmartCache, 45W 10th Gen Intel® Core™ i7-10750H 6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W Intel Xeon W-10855M 6 cores, 12 threads, 2.80 → 5.10 GHz, 12MB SmartCache, 45W 10th Gen Intel® Core™ i7-10875H 8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W 10th Gen Intel® Core™ i9-10885H 8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W
Integrated Graphics	8th Gen Intel® Core™ i5-8400H Intel® UHD Graphics 630 24 Execution Units, 350 → 1100 MHz 8th Gen Intel® Core™ i7-8750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1100 MHz 8th Gen Intel® Core™ i7-8850H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz	10th Gen Intel® Core™ i5-10400H Intel® UHD Graphics 630 24 Execution Units, 350 → 1100 MHz 10th Gen Intel® Core™ i7-10750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz Intel Xeon W-10855M Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz 10th Gen Intel® Core™ i7-10875H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz 10th Gen Intel® Core™ i9-10885H Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz
Memory	8GB 16GB 32GB 64GB 2666 MHz Dual-channel DDR4 RAM.	Memory Slots 2 x DDR4 SODIMM slots Memory Configurations Speed: 2993 MHz Memory Type: ECC or Non-ECC Minimum Memory: 8GB Maximum Memory: 64GB
Discrete Graphics	NVIDIA® GeForce® GTX 1050Ti with Max-Q (Optional) Pascal Architecture, 4GB GDDR5 128-bit, 1291 → 1418 MHz, 768 CUDA Cores.	NVIDIA Quadro T1000 (Optional) Turning Architecture, 4GB GDDR5 128-bit, 1395 → 1455 MHz, 768 CUDA Cores. NVIDIA Quadro T2000 (Optional) Turning Architecture, 4GB GDDR6 128-bit, 1575 → 1785 MHz, 1024 CUDA Cores.
Storage	256 GB 512 GB 1 TB M.2 2280 PCIe NVMe (Replaceable). Up to 2 SSDs (2 x M.2 2280 PCIe TLC & SATA) up to 2TB max	Hard Drive Slots 2 x M.2 PCIe SSD slot Hard Drive Configurations Supports RAID 0 and RAID 1 Up to 2TB M.2 NVMe PCIe SSD

Connectivity	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Wi-Fi	Intel® Dual Band 9560 Wireless AC (2 x 2) Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac.	Intel AX201 Up to 2400 Mbps Dual band 2.4 GHz/5 GHz WiFi 802.11 a/b/g WiFi-4 (802.11n) WiFi-5 (802.11ac) WiFi-6 (802.11ax) Bluetooth 5.1
Bluetooth	Bluetooth 5.0	Bluetooth 5.1

Battery	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Size	4-cell smart lithium-ion Battery Capacity: 80 Wh	56 Wh - 3-cell lithium-ion, ExpressCharge capable 86 Wh - 4-cell lithium-ion, ExpressCharge capable
Battery Life	Up to 15 hours * Tested with MobileMark 2014	-
Power Supply	135 W USB (Type-C) power adapter Supports Rapid Charge.	90 W - USB-C power adapter 130 W - USB-C power adapter

Software	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
OS	Windows 10 Home 64-bit Windows 10 Pro 64-bit	Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 8.2 Upgradable to Windows 11
Built-in Apps	-	Microsoft Office 30-days trial

Camera & Audio	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Camera	Front-facing camera 720p HD with ThinkShutter privacy cover.	Front-facing camera Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps. Optional Infrared camera For Windows Hello Facial Recognition.
Audio	Dolby Audio™ Premium Dolby Atmos® for headset Noise-cancelling dual-array far-field microphones	Stereo woofer 2.5 W x 2 Stereo tweeter 1.5 W x 2 8 W total peak Dual integrated noise-canceling digital array microphones MaxxAudio® Pro by Waves

Misc	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
Sensors	Ambient light sensor Fingerprint Reader Infrared (IR) Camera (optional; required for use with Windows Hello & doesn’t include ThinkShutter)	Ambient light sensor The fingerprint reader in the power button (optional) IR Camera (optional)
Security	Fast Online Identity (FIDO) authentication capabilities dTPM 2.0 Match-on-Chip touch fingerprint reader Windows Hello with facial recognition software (requires IR camera) ThinkShutter on 720p HD Camera Smart Card Reader (Optional) 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 external SmartCard Reader Touch Fingerprint Reader with Control Vault 3.0 (Advanced Authentication with FIPS 140-2 Level 3 Certification)
Warranty	-	Basic Onsite Service 12 Months, 12 Month(s)

Key Features	Lenovo ThinkPad X1 Extreme Gen 1	Dell Precision 5550
At Glance	Released in 2018 16:9 4K UHD 15.6” 2160p 60Hz Weight 3.76 lb 1.71 kg Up to Intel Core i7-8850H 6C/12T, 2.60 → 4.30 GHz Geekbench 5 1,006 Single Core Geekbench 5 4,497 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz Up to 64GB 2666 MHz DDR4 NVIDIA GeForce GTX 1050Ti 4GB GDDR5	Released in 2020 16:10 UHD+ 15.6” 2400p 60Hz Weight 4.06 lb 1.84 kg Up to Intel Core i9-10885H 8C/16T, 2.40 → 5.30 GHz Geekbench 5 1,196 Single Core Geekbench 5 6,788 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz Upgradable up to 64GB 2933 MHz DDR4 ECC Nvidia Quadro T2000 4GB GDDR5