Lenovo ThinkPad X12 Detachable Gen 1 vs. Razer Blade 15 Base Edition (2021): Full specs comparison

The following is a comprehensive comparison of the Lenovo ThinkPad X12 Detachable Gen 1 and Razer Blade 15 Base Edition (2021) specifications, including details on CPU, memory, storage, battery life, display quality, and other features.

Lenovo ThinkPad X12 Detachable Gen 1 Pros

Reasons that Lenovo ThinkPad X12 Detachable Gen 1 is better than Razer Blade 15 Base Edition (2021).

Supports faster memory

Lenovo ThinkPad X12 Detachable Gen 1 supports a faster memory speed than the Razer Blade 15 Base Edition (2021). It supports up to 4267MHz versus 2933MHz of system memory on the Razer Blade 15 Base Edition (2021).

Memory type and speed
Lenovo ThinkPad X12 Detachable Gen 1 - LPDDR4X
4,267 MHz
Razer Blade 15 Base Edition (2021) - DDR4
2,933 MHz
About 60% lighter

Lenovo ThinkPad X12 Detachable Gen 1 weighed 1.85 pounds, 60% lighter than the 4.6 pounds Razer Blade 15 Base Edition (2021).

WeightLenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Pound
1.85 lbs.
4.6 lbs.
Kilogram
0.84 kg
2.09 kg

Razer Blade 15 Base Edition (2021) Pros

Reasons that Razer Blade 15 Base Edition (2021) is better than Lenovo ThinkPad X12 Detachable Gen 1.

Significantly faster CPU performance

Intel Core i7-10750H inside Razer Blade 15 Base Edition (2021) has a 20% better multi-core CPU performance score than the Intel Core i7-1180G7 inside Lenovo ThinkPad X12 Detachable Gen 1.

Geekbench 5 multi-core score
Razer Blade 15 Base Edition (2021) - Intel Core i7-10750H
5,412
Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i7-1180G7
4,474
Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i5-1140G7
4,085
Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i5-1130G7
4,079
Supports larger memory

Razer Blade 15 Base Edition (2021) supports a larger memory capacity than the Lenovo ThinkPad X12 Detachable Gen 1. It supports up to 64GB versus 16GB of system memory on the Lenovo ThinkPad X12 Detachable Gen 1.

Max system memory size
Razer Blade 15 Base Edition (2021)
64 GB
Lenovo ThinkPad X12 Detachable Gen 1
16 GB
Upgradable memory

Razer Blade 15 Base Edition (2021) 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 X12 Detachable Gen 1 since it has onboard memory.

MemoryLenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Slots
Onboard
x2
TypeLPDDR4XDDR4
Supports discrete graphics

Configurable up to NVIDIA GeForce RTX 3070 8GB GDDR6 vs. integrated

26% larger display

Razer Blade 15 Base Edition (2021) has a 15.6-inch screen size 26% larger than the 12.3-inch Lenovo ThinkPad X12 Detachable Gen 1.

Display size
Razer Blade 15 Base Edition (2021)
15.6-inch
Lenovo ThinkPad X12 Detachable Gen 1
12.3-inch

Prices

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

Lenovo ThinkPad X12 Detachable Gen 1 Price
Lenovo ThinkPad X13 Yoga Gen 2 13.3" WUXGA 2-in-1 Touchscreen (Intel 4-Core i5-1145G7, 16GB RAM, 512GB SSD) Business Laptop, Thunderbolt 4, Backlit, Fingerprint, 3-Yr Warranty, IST Cable, Win 11 Pro
Lenovo ThinkPad X13 Yoga Gen 2 13.3" WUXGA 2-in-1 Touchscreen (Intel 4-Core i5-1145G7, 16GB RAM, 512GB SSD) Business Laptop, Thunderbolt 4, Backlit, Fingerprint, 3-Yr Warranty, IST Cable, Win 11 Pro
By Lenovo
$899.98
ThinkPad X12 Case
ThinkPad X12 Case
By Lenovo
$50.29
Puccy 3 Pack Screen Protector, compatible with Lenovo ThinkPad X12 Detachable Gen 2 12.3" Laptop TPU Film Guard ( Not Tempered Glass Protectors)
Puccy 3 Pack Screen Protector, compatible with Lenovo ThinkPad X12 Detachable Gen 2 12.3" Laptop TPU Film Guard ( Not Tempered Glass Protectors)
By Puccy Film for Lenovo ThinkPad X12 Detachable Gen 2
$16.98
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
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
$1,549.99
Razer Blade 15 Gaming Laptop: NVIDIA GeForce RTX 3070 Ti - 12th Gen Intel 14-Core i7 CPU - 15.6” QHD 240Hz - 16GB DDR5 RAM - 1TB PCIe SSD - Windows 11 - CNC Aluminum - Chroma RGB - Thunderbolt 4
Razer Blade 15 Gaming Laptop: NVIDIA GeForce RTX 3070 Ti - 12th 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
$2,450.00
$2,999.99 18% OFF
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, Black
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, Black
By Razer
$1,799.99

Availability

Lenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Released20212021
Release Date
  • Announced on January 11, 2021 (CES 2021)
  • Available starting January 2021
Announced on January 12, 2021.
PricingStarting at $1,149Starting at $ 1,699.99

Exterior

Lenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Dimensions
  • 11.15” x 8.01” x 0.35” (283.3 x 203.5 x 8.8 mm)
    Tablet Only
  • 11.15” x 8.01” x 0.57” (283.3 x 203.5 x 14.5 mm)
    With Keyboard
13.98” x 9.25” x 0.78” (355 mm x 235 mm x 19.9 mm)
Weight
  • Starting at 1.85 lbs (840 g)
    Tablet Only
  • Starting at 2.65 lbs (1.2 kg)
    With Keyboard
4.6 lbs (2.09 kg)
Colors
Black
Anodized Black
Keyboard and Trackpad
  • Detachable Keyboard:
    • Backlit with white LED lighting keyboard.
  • Trackpad + TrackPoint® pointing device.
  • 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 X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Size12.3 Inches15.6 Inches
Info12.3" FHD+
1920 x 1280 3:2 IPS Anti-Reflective Anti-Smudge 400 nits Corning Gorilla® Glass 5
  • 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 X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
  • 1 x Thunderbolt™ 4
    Supports USB 4, Power Delivery, and DisplayPort.
  • 1 x USB-C
    Supports USB 3.2 Gen 2, Power Delivery, and DisplayPort.
  • 1 x Headphone / mic combo
  • 1 x Optional Nano SIM slot
  • 1 x Kensington lock 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 X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Processor
  1. 11th Gen Intel® Core™ i5-1130G7
    4 cores, 8 threads, 1.80 → 4.00 GHz, 8MB SmartCache, 15W
  2. 11th Gen Intel® Core™ i5-1140G7 with vPro™
    4 cores, 8 threads, 1.80 → 4.20 GHz, 8MB SmartCache, 15W
  3. 11th Gen Intel® Core™ i7-1180G7 with vPro™
    4 cores, 8 threads, 2.20 → 4.60 GHz, 12MB SmartCache, 15W
  1. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
Integrated Graphics
  1. 11th Gen Intel® Core™ i5-1130G7
    Intel® Iris® Xe Graphics
    80 Execution Units, 400 → 1100 MHz
  2. 11th Gen Intel® Core™ i5-1140G7 with vPro™
    Intel® Iris® Xe Graphics
    80 Execution Units, 400 → 1100 MHz
  3. 11th Gen Intel® Core™ i7-1180G7 with vPro™
    Intel® Iris® Xe Graphics
    96 Execution Units, 400 → 1100 MHz
  1. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
Memory
8GB 16GB
4267 MHz Dual-channel LPDDR4x Memory.
16GB 32GB 64GB
Dual-channel 2933 Hz DDR4 SDRAM
2 x DDR4 SODIMM slots.
Discrete Graphics-
  • NVIDIA® GeForce RTX™ 3060 (6GB GDDR6 VRAM, Optimus™ Technology)
  • NVIDIA® GeForce RTX™ 3070 (8GB GDDR6 VRAM, Optimus™ Technology)
Storage
256 GB 512 GB 1 TB
PCIe SSD
512GB 1TB 2TB
M.2 NVMe PCIe 3.0 x4.
2 x M.2 PCIe 3.0 x4 slots.

Connectivity

Lenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Wi-FiIntel® Wi-Fi 6™ AX201 802.11AX (2 x 2)
Up to 2400 Mbps, 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)
BluetoothBluetooth 5.1Bluetooth 5.1
Ethernet- Gigabit LAN
Speed: 10/100/1000 Mbps.
MoreOptional WWAN: 4x4 MIMO 4G (LTE CAT9)-

Battery

Lenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Size42 Wh65Wh lithium-ion polymer battery
Battery LifeUp to 10.18 hours
Based on MobileMark® 2018 battery-life benchmark test
Up to 6 hours of battery life
Power Supply65 W USB (Type-C) power adapter
Supports Rapid Charge.
230W Proprietary AC Adapter

Software

Lenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
OS
  • Windows 10 Home 64-bit
  • Windows 10 Pro 64-bit
Windows 10 Home 64-bit
Built-in Apps
Lenovo Vantage
Razer Synapse 3 enabled with programmable keyboard

Camera & Audio

Lenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
Camera
  • Front-facing camera with ThinkShutter privacy shutter
    720p (1280 x 720 HD) camera.
  • Hybrid Infrared (IR)
  • 8MP rear-facing camera
Front-facing camera
Top-mount front camera, 1 Megapixel (720p HD).
Audio
  • Dolby® Premium
  • Dual-array mics
  • 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 X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
InkingSupports Active Pen:
  • Lenovo Precision Pen (optional included)
  • Lenovo Digital Pen
-
Security
  • Discrete Trusted Platform Module (dTPM) 2.0
  • Windows Hello & IR camera for facial recognition login
  • The fingerprint reader on the optional keyboard
  • Webcam privacy cover
  • Kensington lock slot
  • Intel® Platform Trust Technology (Intel® PTT) security embedded
  • Kensington™ Security Slot
In the box
  • ThinkPad X12 Detachable
  • 65W AC Adapter (Supports Rapid Charge)
  • 4 Cell 42Whr Internal Battery
  • Keyboard (Select Models)
  • Pen (Select Models)
  • Quick Start Guide
  • Razer Blade 15" Base Edition
  • Power adapter + regional power cord
  • Micro-fiber cleaning cloth
  • Important Product Information Guide

Key Features

Lenovo ThinkPad X12 Detachable Gen 1Razer Blade 15 Base Edition (2021)
At Glance
Released in
2021
3:2 FHD+
12.3”
1280p 60Hz
Weight
1.85 lb
0.84 kg
Up to
Intel Core i7-1180G7
4C/8T, 2.20 → 4.60 GHz
Geekbench 5
1,364
Single Core
Geekbench 5
4,474
Multi-Core
With integrated
Intel® Iris® Xe Graphics
96 Execution Units, 400 → 1100 MHz
Configurable up to
16GB
4267 MHz LPDDR4X
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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