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Lenovo ThinkPad X1 Extreme Gen 4 vs. Razer Blade 15 Base Edition (2021): Full specs comparison

We thoroughly analyzed technical specifications for Lenovo ThinkPad X1 Extreme Gen 4 and Razer Blade 15 Base Edition (2021) 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 4 See at Amazon	Compare With Please enter device name or part of it Razer Blade 15 Base Edition (2021) See at Amazon

Lenovo ThinkPad X1 Extreme Gen 4 Pros

Reasons that Lenovo ThinkPad X1 Extreme Gen 4 is better than Razer Blade 15 Base Edition (2021).

Intel Core i9-11950H inside Lenovo ThinkPad X1 Extreme Gen 4 has a 56% better multi-core CPU performance score than the Intel Core i7-10750H inside Razer Blade 15 Base Edition (2021).

Geekbench 5 multi-core score

Lenovo ThinkPad X1 Extreme Gen 4 - Intel Core i9-11950H

8,450

Lenovo ThinkPad X1 Extreme Gen 4 - Intel Core i7-11850H

8,205

Lenovo ThinkPad X1 Extreme Gen 4 - Intel Core i7-11800H

7,908

Razer Blade 15 Base Edition (2021) - Intel Core i7-10750H

5,412

Lenovo ThinkPad X1 Extreme Gen 4 supports a faster memory speed than the Razer Blade 15 Base Edition (2021). It supports up to 3200MHz versus 2933MHz of system memory on the Razer Blade 15 Base Edition (2021).

Memory type and speed

Lenovo ThinkPad X1 Extreme Gen 4 - DDR4

3,200 MHz

Razer Blade 15 Base Edition (2021) - DDR4

2,933 MHz

Lenovo ThinkPad X1 Extreme Gen 4 weighed 3.99 pounds, 14% lighter than the 4.6 pounds Razer Blade 15 Base Edition (2021).

Weight	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Pound	3.99 lbs.	4.6 lbs.
Kilogram	1.81 kg	2.09 kg

Razer Blade 15 Base Edition (2021) Pros

We couldn't find any advantages of Razer Blade 15 Base Edition (2021) over Lenovo ThinkPad X1 Extreme Gen 4.

Key Similars

Similar characteristics share between Lenovo ThinkPad X1 Extreme Gen 4 and Razer Blade 15 Base Edition (2021).

Both laptops supports up to 64GB of system memory.

Max system memory size

Lenovo ThinkPad X1 Extreme Gen 4

64 GB

Razer Blade 15 Base Edition (2021)

64 GB

Both laptops come with available RAM slots that allow you to replace or upgrade when needed.

Memory	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Slots	x2	x2
Type	DDR4	DDR4

Prices

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

Lenovo ThinkPad X1 Extreme Gen 4 Price
	Lenovo ThinkPad X1 Extreme Gen 4 16" 2K QHD (Intel Core i7-11800H, 64GB RAM, 2TB SSD, Geforce RTX 3050 Ti) Business & Mobile Workstation Laptop, Backlit, FP, 3-Yr WRT, IST Cable, Win 11 Pro, Black By Lenovo $1,799.99	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 ThinkPad X1 Extreme Gen 4 20Y50011US 16" Notebook - WQUXGA - 3840 x 2400 - Intel Core i7 11th Gen i7-11850H Octa-core (8 Core) 2.50 GHz - 16 GB RAM - 512 GB SSD - Black Weave By Lenovo $1,399.00	See at Amazon
Razer Blade 15 Base Edition (2021) Price
	Razer Blade 15 Base Gaming Laptop 2021: Intel Core i7-10750H 6 Core, NVIDIA GeForce RTX 3070, 15.6" FHD 1080p 144Hz, 16GB, 512GB SSD - CNC Aluminum - Chroma RGB Lighting - Thunderbolt 3 By Razer $3,199.99	See at Amazon
	Razer Blade 15 Gaming Laptop: NVIDIA GeForce RTX 4060-13th Gen Intel 14-Core i7 CPU - 15.6” QHD 240Hz - 16GB DDR5 RAM, 1TB PCIe SSD - Windows 11 - CNC Aluminum - Chroma RGB - Thunderbolt 4 By Razer $1,999.99 $2,199.99 9% OFF	See at Amazon
	Razer Blade 15 Base Gaming Laptop 2020: Intel Core i7-10750H 6-Core, NVIDIA GeForce RTX 2070 Max-Q,15.6" 4K OLED,16GB RAM,512GB SSD, CNC Aluminum,Chroma RGB,Thunderbolt 3,Creator Ready, Mercury White By Razer $999.99	See at Amazon

Availability	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Released	2021	2021
Release Date	Announced on June 23, 2021 (MWC 2021). Available starting August 2021.	Announced on January 12, 2021.
Pricing	Starting at €2,099	Starting at $ 1,699.99
Applicable Models	Lenovo ThinkPad X1 Extreme Gen 4	-

Exterior	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Dimensions	14.15 x 9.99 x 0.70 inches (359.5 x 253.8 x 17.7 mm) Non-touch models. 14.15 x 9.99 x 0.72 inches (359.5 x 253.8 x 18.2 mm) Touch models.	13.98” x 9.25” x 0.78” (355 mm x 235 mm x 19.9 mm)
Weight	3.99 lbs (1.81 kg ) Non-touch models. 4.1 lbs (1.86 kg) Touch models.	4.6 lbs (2.09 kg)
Colors	Black	Anodized Black
Keyboard and Trackpad	Bottom-load backlit keyboard with white LED, 1.5mm stroke 6-row, spill-resistant, multimedia Fn keys with Unified Communications controls Trackpad + TrackPoint® pointing device Multitouch glass touchpad (115 x 67mm)	Full-size backlit keyboard. Single-zone RGB powered by Razer Chroma™ Anti-ghosting keyboard Precise Glass Touchpad A large, clickable glass touchpad with Microsoft Precision Touchpad support.

Display	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Size	16 Inches	15.6 Inches
Info	16” QHD+ Non-touch Display 16:10, IPS, Anti-Glare, Non-touch, 2560x1600, 400nit, 100% sRGB, 1200:1, 60Hz, Low Blue Light. 16” UHD+ Non-touch Display 16:10, IPS, Anti-Glare, Non-touch, 3840x2400, 600nit, 100% Adobe RGB, HDR400 Dolby Vision, 1500:1, 60Hz, Low Blue Light, 8+2 bit color. 16” UHD+ Touch Display 16:10, IPS, Anti-Reflective, Anti-Smudge, Touch, 3840x2400, 600nit, 100% Adobe RGB, HDR400 Dolby Vision, 1500:1, 60Hz, Low Blue Light, 8+2 bit color.	15.6” FHD 144Hz 1920 x 1080 16:9 144Hz IPS 100% sRGB 8ms response time 4.9 mm side bezel factory calibrated 15.6” QHD 165Hz 2560 x 1440 16:9 165Hz IPS 100% DCI-P3 3ms response time 4.9 mm side bezel factory calibrated

Ports	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Left 2 x Thunderbolt™️ 4 Supports USB 4 with 40Gbps data transfer, DisplayPort 1.4, and Power Delivery 3.0. 1 x HDMI HDMI 2.0 on models with integrated graphics. HDMI 2.1 on models with discrete graphics. 1 x Headset jack 3.5mm 1 x Power connector Right 2 x USB-A 1 x USB 3.2 Gen 1 (5 Gbps). 1 x USB 3.2 Gen 1 (5Gbps) with Always On. 1 x SD Card Reader Full-size with UHS-II supports 1 x Kensington nano security slot.	1 x USB-C with Thunderbolt 3. 1 x USB-C 3.2 Gen 2. 3 x USB-A 3.2 Gen 2. 1 x HDMI 2.1 Supports up to 4K@120Hz 1 x RJ-45 Gigabit Ethernet port. 1 x 3.5mm combo audio jack. 1 x Kensington lock slot. 1 x AC power port.

Internal Specs	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Processor	11th Gen Intel® Core™ i7-11800H 8 cores, 16 threads, 2.30 → 4.60 GHz, 24MB SmartCache, 45W 11th Gen Intel® Core™ i7-11850H 8 cores, 16 threads, 2.50 → 4.80 GHz, 24MB SmartCache, 45W 11th Gen Intel® Core™ i9-11950H 8 cores, 16 threads, 2.60 → 5.00 GHz, 24MB SmartCache, 45W	10th Gen Intel® Core™ i7-10750H 6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
Integrated Graphics	11th Gen Intel® Core™ i7-11800H Intel® UHD Graphics 32 Execution Units, 350 → 1450 MHz 11th Gen Intel® Core™ i7-11850H Intel® UHD Graphics 32 Execution Units, 350 → 1450 MHz 11th Gen Intel® Core™ i9-11950H Intel® UHD Graphics 32 Execution Units, 350 → 1450 MHz	10th Gen Intel® Core™ i7-10750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz
Memory	4GB 8GB 16GB 32GB 64GB Memory Slots: 2 x SO-DIMM slots Memory Type: Dual Channel Non-ECC DDR4 Memory Memory Speed: 3200 MHz Memory Per Slot: 4GB 8GB 16GB 32GB	16GB 32GB 64GB Dual-channel 2933 Hz DDR4 SDRAM 2 x DDR4 SODIMM slots.
Discrete Graphics	NVIDIA® GeForce® RTX™ 3050 Ti - 4GB GDDR6 NVIDIA GeForce RTX 3060 Laptop GPU - 6GB GDDR6 NVIDIA GeForce RTX 3070 Laptop GPU - 8GB GDDR6 NVIDIA GeForce RTX 3080 Laptop GPU - 16GB GDDR6 All supports Advanced Optimus, Resizable BAR, Dynamic Boost 2.0, DirectX 12.	NVIDIA® GeForce RTX™ 3060 (6GB GDDR6 VRAM, Optimus™ Technology) NVIDIA® GeForce RTX™ 3070 (8GB GDDR6 VRAM, Optimus™ Technology)
Storage	512GB 1TB 2TB 4TB 1 x M.2 2280 PCIe NVMe slot Models with RTX 3060/3070/3080. 2 x M.2 2280 PCIe NVMe slot Models with integrated graphics and RTX 3050 Ti. With RAID 0/1 support.	512GB 1TB 2TB M.2 NVMe PCIe 3.0 x4. 2 x M.2 PCIe 3.0 x4 slots.

Connectivity	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Wi-Fi	Intel® AX210 Wi-Fi 6E 802.11AX (2 x 2) Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac/ax.	Intel® Wireless-AX201 (IEEE 802.11a/b/g/n/ac/ax)
Bluetooth	Bluetooth 5.2	Bluetooth 5.1
Ethernet	Ethernet support via optional Lenovo USB-C to Ethernet Adapter	Gigabit LAN Speed: 10/100/1000 Mbps.
More	Optional 5G supports. Qualcomm® Snapdragon™ X55 5G Modem M.2 card - RF System with embedded eSIM functionality No support	-

Battery	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Size	90 Wh Integrated Li-Polymer battery	65Wh lithium-ion polymer battery
Battery Life	Up to 10.7 hours of battery life Tested with MobileMark 2018.	Up to 6 hours of battery life
Power Supply	[featurs items="135W, 170W, 230W"] slim tip (3-pin) AC adapter with RapidCharge supports.	230W Proprietary AC Adapter

Software	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
OS	Windows® 10 Pro 64 Windows 10 Home 64 Windows 11 Pro 64 Windows 11 Home 64 Windows 11 DG Windows 10 Pro 64 Linux Ubuntu Linux No operating system	Windows 10 Home 64-bit
Built-in Apps	-	Razer Synapse 3 enabled with programmable keyboard

Camera & Audio	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Camera	Front-facing camera 1080p FHD with ThinkShutter privacy cover. Windows Hello IR support (optional).	Front-facing camera Top-mount front camera, 1 Megapixel (720p HD).
Audio	High Definition (HD) Audio, Realtek® ALC3306 codec Stereo speakers, 2W x2, Dolby® Atmos® Dual array microphone, far-field	Built-in stereo speakers THX® Spatial Audio 3.5mm headphone/microphone combo port Dolby® Atmos support, 7.1 Codec support (via HDMI) Built-in array microphone

Misc	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
Inking	Optional inking supports. Lenovo Precision Pen 2 No pen (pen sold separately) No support (non-touch display doesn't support pen input)	-
Sensors	Infrared (IR) Camera (optional; required for use with Windows Hello)	-
Security	Security Chip Discrete TPM 2.0, TCG certified Firmware TPM 2.0 integrated into the chipset Disabled (in some regions) Physical Locks Kensington® Nano Security Slot Fingerprint Reader Touch style fingerprint reader on the power button, match-on-chip BIOS Security Supervisor password Power-on password NVMe password Self-healing BIOS Other Security (Optional) Camera privacy shutter (Optional) IR camera for Windows Hello	Intel® Platform Trust Technology (Intel® PTT) security embedded Kensington™ Security Slot
In the box	-	Razer Blade 15" Base Edition Power adapter + regional power cord Micro-fiber cleaning cloth Important Product Information Guide
Warranty	1-year depot service 1-year depot with 2-year system board service 1-year limited onsite service 1-year + 2-year depot service 1-year + 2-year limited onsite service 3-year (1-yr battery) depot service 3-year (1-yr battery) limited onsite service No base warranty	-

Key Features	Lenovo ThinkPad X1 Extreme Gen 4	Razer Blade 15 Base Edition (2021)
At Glance	Released in Mid 2021 16:10 4K UHD+ 16” 2400p 60Hz Weight 3.99 lb 1.81 kg Up to Intel Core i9-11950H 8C/16T, 2.60 → 5.00 GHz Geekbench 5 1,581 Single Core Geekbench 5 8,450 Multi-Core With integrated Intel® UHD Graphics 32 Execution Units, 350 → 1450 MHz Upgradable up to 64GB 3200 MHz DDR4 NVIDIA GeForce RTX 3080 16GB GDDR6	Released in Early 2021 16:9 QHD 15.6” 1440p 165Hz Weight 4.6 lb 2.09 kg Powered By Intel Core i7-10750H 6C/12T, 2.60 → 5.00 GHz Geekbench 5 1,134 Single Core Geekbench 5 5,412 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz Upgradable up to 64GB 2933 MHz DDR4 NVIDIA GeForce RTX 3070 8GB GDDR6

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