Lenovo Legion Slim 7i (15”, Intel, 2020) vs. Razer Blade Pro 17 (2021): Which is better?

Here is a side by side comparison between Lenovo Legion Slim 7i (15”, Intel, 2020) and Razer Blade Pro 17 (2021) specs including CPU, RAM, storage, battery, display, and more.

Lenovo Legion Slim 7i (15”, Intel, 2020) Pros

Reasons that Lenovo Legion Slim 7i (15”, Intel, 2020) is better than Razer Blade Pro 17 (2021).

Supports faster memory

Lenovo Legion Slim 7i (15”, Intel, 2020) supports a faster memory speed than the Razer Blade Pro 17 (2021). It supports up to 3200MHz versus 2933MHz of system memory on the Razer Blade Pro 17 (2021).

Memory type and speed
Lenovo Legion Slim 7i (15”, Intel, 2020) - DDR4
3,200 MHz
Razer Blade Pro 17 (2021) - DDR4
2,933 MHz
About 33% lighter

Lenovo Legion Slim 7i (15”, Intel, 2020) weighed 4.1 pounds, 33% lighter than the 6.06 pounds Razer Blade Pro 17 (2021).

WeightLenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Pound
4.1 lbs.
6.06 lbs.
Kilogram
1.86 kg
2.75 kg

Razer Blade Pro 17 (2021) Pros

Reasons that Razer Blade Pro 17 (2021) is better than Lenovo Legion Slim 7i (15”, Intel, 2020).

Supports larger memory

Razer Blade Pro 17 (2021) supports a larger memory capacity than the Lenovo Legion Slim 7i (15”, Intel, 2020). It supports up to 64GB versus 32GB of system memory on the Lenovo Legion Slim 7i (15”, Intel, 2020).

Max system memory size
Razer Blade Pro 17 (2021)
64 GB
Lenovo Legion Slim 7i (15”, Intel, 2020)
32 GB
10% larger display

Razer Blade Pro 17 (2021) has a 17.3-inch screen size 10% larger than the 15.6-inch Lenovo Legion Slim 7i (15”, Intel, 2020).

Display size
Razer Blade Pro 17 (2021)
17.3-inch
Lenovo Legion Slim 7i (15”, Intel, 2020)
15.6-inch

Key Similars

Similar characteristics share between Lenovo Legion Slim 7i (15”, Intel, 2020) and Razer Blade Pro 17 (2021).

Similar CPU performance

Both laptops has a similar multi-core CPU performance score.

Geekbench 5 multi-core score
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i9-10980HK
7,013
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10875H
6,874
Razer Blade Pro 17 (2021) - Intel Core i7-10875H
6,874
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10870H
6,596
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10750H
5,412
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i5-10300H
3,747
Upgradable memory

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

MemoryLenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Slots
x1
x2
TypeDDR4DDR4

Prices

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

Lenovo Legion Slim 7i (15”, Intel, 2020) Price
Lenovo Legion Pro 7i Gen 9 16" Gaming Laptop (2024 Model) Intel Core i9-14900HX 24C, NVIDIA GeForce RTX 4090 16GB, 32GB RAM, 2TB (1TB+1TB) NVMe SSD, 16.0" IPS QHD+ 500 nits 240Hz, Windows 11 Home
Lenovo Legion Pro 7i Gen 9 16" Gaming Laptop (2024 Model) Intel Core i9-14900HX 24C, NVIDIA GeForce RTX 4090 16GB, 32GB RAM, 2TB (1TB+1TB) NVMe SSD, 16.0" IPS QHD+ 500 nits 240Hz, Windows 11 Home
By Lenovo
$3,295.00
Lenovo Legion Pro 7i 16" QHD+ 500nits Gaming Laptop 240Hz Intel Core i9-13900HX 16GB RAM 1TB SSD NVIDIA GeForce RTX 4080 12GB Windows 11 Onyx Grey
Lenovo Legion Pro 7i 16" QHD+ 500nits Gaming Laptop 240Hz Intel Core i9-13900HX 16GB RAM 1TB SSD NVIDIA GeForce RTX 4080 12GB Windows 11 Onyx Grey
By Lenovo
$2,299.99
Lenovo 82VB0002US, Slim 7i - Laptop Computer - Intel Core i7-12700H - 16" WQXGA Touchscreen Display - 16GB - 1TB SSD - Intel Arc A370M Graphics - Windows 11
Lenovo 82VB0002US, Slim 7i - Laptop Computer - Intel Core i7-12700H - 16" WQXGA Touchscreen Display - 16GB - 1TB SSD - Intel Arc A370M Graphics - Windows 11
By Lenovo
$975.00
Razer Blade Pro 17 (2021) Price
Razer Blade Pro 17 Gaming Laptop 2021: Intel Core i7-11800H 8-Core, NVIDIA GeForce RTX 3070, 17.3" FHD 360Hz, 16GB RAM, 1TB SSD - Chroma RGB - Thunderbolt 3 - SD Card Reader
Razer Blade Pro 17 Gaming Laptop 2021: Intel Core i7-11800H 8-Core, NVIDIA GeForce RTX 3070, 17.3" FHD 360Hz, 16GB RAM, 1TB SSD - Chroma RGB - Thunderbolt 3 - SD Card Reader
By Razer
$2,329.97
Razer Blade Pro 17 Gaming Laptop 2021: Intel Core i7-10875H 8-Core, NVIDIA GeForce RTX 3070, 17.3" QHD 165Hz, 16GB RAM, 512GB SSD - Chroma RGB - Thunderbolt 3 - SD Card Reader
Razer Blade Pro 17 Gaming Laptop 2021: Intel Core i7-10875H 8-Core, NVIDIA GeForce RTX 3070, 17.3" QHD 165Hz, 16GB RAM, 512GB SSD - Chroma RGB - Thunderbolt 3 - SD Card Reader
By Razer
$1,999.00
Razer Blade Pro 17 Gaming Laptop 2020: Intel Core i7-10875H 8-Core, NVIDIA GeForce RTX 2080 Super Max-Q, 17.3" FHD 300Hz, 16GB RAM, 512GB SSD, CNC Aluminum, Chroma RGB, Thunderbolt 3, SD Card Reader
Razer Blade Pro 17 Gaming Laptop 2020: Intel Core i7-10875H 8-Core, NVIDIA GeForce RTX 2080 Super Max-Q, 17.3" FHD 300Hz, 16GB RAM, 512GB SSD, CNC Aluminum, Chroma RGB, Thunderbolt 3, SD Card Reader
By Razer
$1,999.97

Availability

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Released20202021
Release DateAnnounced on December 04, 2020Announced on January 12, 2021
Pricing-
  • $2,299 - QHD 165Hz | i7 | RTX 3060 | 16GB | 512GB SSD
  • $2,399 - FHD 360Hz | i7 | RTX 3060 | 16GB | 512GB SSD
  • $2,599 - QHD 165Hz | i7 | RTX 3070 | 16GB | 512GB SSD
  • $2,699 - FHD 360Hz | i7 | RTX 3070 | 16GB | 512GB SSD
  • $3,199 - FHD 360Hz | i7 | RTX 3080 | 32GB | 1TB SSD
  • $3,599 - UHD 120Hz | i7 | RTX 3080 | 32GB | 1TB SSD

Exterior

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Dimensions14.01 x 9.84 x 0.6 - 0.7 inches (356 x 250 x 15.9 - 17.9 mm)15.55” x 10.24” x 0.78” (395 mm x 260 mm x 19.9 mm)
WeightStarting at 4.1 lbs (1.86 kg)6.06 lbs (2.75 kg)
Colors
Slate grey
Anodized Matte Black
Keyboard and Trackpad
  • Keyboard
    • 6-row, spill-resistant, multimedia Fn keys, numeric keypad.
  • Keyboard Backlight
    • RGB LED backlight
    • White LED backlight
  • Touchpad
    • Buttonless glass surface multi-touch touchpad supports Precision TouchPad (PTP).
  • Full-size backlit keyboard
    • Per-Key RGB powered by Razer Chroma™
    • Anti-ghosting keyboard
    • Half arrow keys.
  • Precision Glass Touchpad
    • A large, clickable glass touchpad with Microsoft Precision Touchpad support.

Display

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Size15.6 Inches17.3 Inches
Info
  • 15.6" FHD 60Hz
    1920 x 1080 IPS 60 Hz 100% sRGB Dolby Vision® Supported 300 nits
  • 15.6" FHD 144Hz
    1920 x 1080 IPS 144 Hz Up to 5 ms Response Time 100% sRGB Dolby Vision® Supported 300 nits
  • 15.6" UHD 60Hz
    3840 x 2160 IPS 60 Hz 100% Adobe RGB VESA DisplayHDR 400 Certified Dolby Vision® Supported 500 nits
  • 17.3” FHD 360Hz
    1920 x 1080 16:9 300Hz IPS 100% sRGB 3ms response time 6 mm side bezel
  • 17.3” QHD 165Hz
    2560 x 1440 16:9 165Hz IPS 100% sRGB 300-nits 6 mm side bezel
  • 17.3” UHD 120Hz
    3840 x 2160 16:9 120Hz IPS 100% Adobe RGB 400-nits Touchscreen Corning Gorilla Glass 6 mm side bezel

Ports

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
  • 1 x Thunderbolt™ 3
    Supports USB 3.2 Gen 2, DisplayPort™ 1.4, and Power Delivery 100W.
  • 1 x USB-A 3.2 Gen 2
  • 1 x USB-A 3.2 Gen 2 (Always On)
  • 1 x 4-in-1 Full-size SD Card Reader
  • 1 x Audio jack
  • 1 x Power adapter
  • 1 x USB-C with Thunderbolt 3.
    Supports power delivery required 20V PD3.0, 4 lanes of PCI Express.
  • 1 x USB-C 3.2 Gen 2.
    Support power delivery required 20V PD3.0.
  • 3 x USB-A 3.2 Gen 2.
  • 1 x RJ-45 2.5 Gigabit Ethernet port.
  • 1 x HDMI 2.1.
  • 1 x 3.5mm combo audio jack.
  • 1 x UHS-III SD Card reader.
  • 1 x AC power port.
  • 1 x Kensington lock slot.

Internal Specs

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Processor
  1. 10th Gen Intel® Core™ i5-10300H
    4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
  3. 10th Gen Intel® Core™ i7-10870H
    8 cores, 16 threads, 2.20 → 5.00 GHz, 16MB SmartCache, 45W
  4. 10th Gen Intel® Core™ i7-10875H
    8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
  5. 10th Gen Intel® Core™ i9-10980HK
    8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W
  1. 10th Gen Intel® Core™ i7-10875H
    8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
Integrated Graphics
  1. 10th Gen Intel® Core™ i5-10300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 10th Gen Intel® Core™ i7-10870H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  4. 10th Gen Intel® Core™ i7-10875H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  5. 10th Gen Intel® Core™ i9-10980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
  1. 10th Gen Intel® Core™ i7-10875H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
Memory
8GB 16GB 32GB
2933 MHz or 3200 MHz DDR4 Memory
  • Memory Slots
    • 1 x Onboard Memory
    • 1 x SO-DIMM DDR4 Slot
16GB 32GB 64GB
Dual-channel 2933 Hz DDR4 SDRAM
2 x DDR4 SODIMM slots.
Discrete Graphics
  • NVIDIA® GeForce® GTX 1650 Ti
    4GB GDDR6
  • NVIDIA® GeForce® GTX 1660 Ti
    Max-Q Design, 6GB GDDR6
  • NVIDIA® GeForce RTX™ 2060
    Max-Q Design, 6GB GDDR6
  • Supports External eGPU Support
  • NVIDIA® GeForce RTX™ 3060 (6GB GDDR6 VRAM, Optimus™ Technology)
  • NVIDIA® GeForce RTX™ 3070 (8GB GDDR6 VRAM, Optimus™ Technology)
  • NVIDIA® GeForce RTX™ 3080 (16GB GDDR6 VRAM, Optimus™ Technology)
Storage
512 GB 1TB 2TB
M.2 2280 SSD
  • 2 x PCIe NVMe, PCIe 3.0 x4 slots
512GB 1TB 2TB
M.2 NVMe PCIe 3.0 x4.
2 x M.2 PCIe 3.0 x4 slots.

Connectivity

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Wi-FiKiller Wi-Fi 6 AX1650, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 CardIntel® Wi-Fi 6E AX210
(IEEE 802.11a/b/g/n/ac/ax)
BluetoothBluetooth 5.1Bluetooth 5.2
Ethernet-2.5 Gigabit LAN
Speed: 10/100/1000/2500 Mbps.

Battery

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Size71 WHr (Integrated 3-Cell Li-Polymer battery)
Supports Rapid Charge Boost (get 2 hours of runtime with a 15-minute charge)
70.5 Wh lithium-ion polymer
Battery LifeUp to 5.8 hours
Tested with MobileMark® 2018
-
Power Supply
170W 230W
Slim tip AC adapter.
230W Proprietary AC Adapter

Software

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
OS
  • Windows 10 Home 64
  • Windows 10 Pro 64
  • FreeDOS
  • No operating system
Windows 10 Home 64-bit
Built-in Apps
Lenovo Vantage Dolby Atmos® Speaker System Dolby Vision® McAfee® Antivirus
Razer Synapse 3 enabled with programmable keyboard

Camera & Audio

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
CameraTop-placed Built-in HD Webcam (720p) with Privacy Shutter
  • Front-facing camera
    Top-mount front camera, 1 Megapixel (720p HD).
  • Windows® Hello built-in IR camera
Audio
  • 2 x 2W Dolby Atmos® Speaker System for Gaming
  • Dual array microphone
  • 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 Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
Sensors
  • Fingerprint Reader Combined with Power Button
-
Security
  • Fingerprint Reader
    • Touch style fingerprint reader on the power button
  • BIOS Security
    • Power-on password
    • Supervisor password
  • Other Security
    • Camera privacy shutter
  • Intel® Platform Trust Technology (Intel® PTT) security embedded
  • Kensington™ Security Slot
  • Windows Hello Facial Recognition
In the box
  • Lenovo Legion Slim 7i 15”
  • AC adapter
  • Internal Battery
  • Quick Start Guide
  • Razer Blade Pro 17”
  • Power adapter + regional power cord
  • Micro-fiber cleaning cloth
  • Important Product Information Guide
Warranty1-year depot service-

Key Features

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)
At Glance
Released in
2020
16:9 4K UHD
15.6”
2160p 60Hz
Weight
4.1 lb
1.86 kg
Up to
Intel Core i9-10980HK
8C/16T, 2.40 → 5.30 GHz
Geekbench 5
1,223
Single Core
Geekbench 5
7,013
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Upgradable up to
32GB
3200 MHz DDR4
NVIDIA GeForce
RTX 2060
6GB GDDR6 with Max-Q
Released in Early
2021
16:9 4K UHD
17.3”
2160p 120Hz
Weight
6.06 lb
2.75 kg
Powered By
Intel Core i7-10875H
8C/16T, 2.30 → 5.10 GHz
Geekbench 5
1,192
Single Core
Geekbench 5
6,874
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1200 MHz
Upgradable up to
64GB
2933 MHz DDR4
NVIDIA GeForce
RTX 3080
16GB GDDR6

Comparison Summary

Lenovo Legion Slim 7i (15”, Intel, 2020) vs. Razer Blade Pro 17 (2021)

Lenovo has released the Legion Slim 7i (15”, Intel, 2020), a 15.6-inch machine, in 2020. It is powered by up to an octa-core Intel Core i9-10980HK with a boost clock speed up to 5.30 GHz. The laptop has a dedicated GPU option up to NVIDIA GeForce RTX 2060 with 6GB GDDR6 with Max-Q.

On the other hand, we have the 17.3-inch Blade Pro 17 was introduced by Razer about a year later in early-2021. It comes with an octa-core Intel Core i7-10875H with a boost clock speed up to 5.10 GHz. It has a dedicated GPU option up to NVIDIA GeForce RTX 3080 with 16GB GDDR6.

Geekbench 5 Single Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H1,06186.75%
2
10th Gen Intel® Core™ i7-10750H1,13492.72%
3
10th Gen Intel® Core™ i7-10870H1,15994.77%
4
10th Gen Intel® Core™ i7-10875H1,19297.47%
5
10th Gen Intel® Core™ i9-10980HK1,223100.00%
Razer Blade Pro 17 (2021)1
10th Gen Intel® Core™ i7-10875H1,19297.47%
01,223

Geekbench 5 Multi Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H3,74753.43%
2
10th Gen Intel® Core™ i7-10750H5,41277.17%
3
10th Gen Intel® Core™ i7-10870H6,59694.05%
4
10th Gen Intel® Core™ i7-10875H6,87498.02%
5
10th Gen Intel® Core™ i9-10980HK7,013100.00%
Razer Blade Pro 17 (2021)1
10th Gen Intel® Core™ i7-10875H6,87498.02%
07,013

The Lenovo Legion Slim 7i (15”, Intel, 2020) has a 15.6-inch display which is slightly smaller than the 17.3-inch Razer Blade Pro 17 (2021). In addition, The Lenovo Legion Slim 7i (15”, Intel, 2020) weighs 4.1 lbs. about 47% lighter than the 6.06 lbs. Razer Blade Pro 17 (2021). Moreover, measured at 14.01” x 9.84” x 0.7”, the Lenovo Legion Slim 7i (15”, Intel, 2020) is much more portable than the Razer Blade Pro 17 (2021) at 15.55” x 10.24” x 0.78”.

Lenovo Legion Slim 7i (15”, Intel, 2020)Razer Blade Pro 17 (2021)

Moving over to upgradability, Lenovo claims that the Lenovo Legion Slim 7i (15”, Intel, 2020) supports up to 32GB 3200 MHz DDR4 memory that you can upgrade with memory module slots on the motherboard. It also comes with two M.2 slots that users can easily upgrade and install an additional SSD to expand the storage on the device.

For Razer Blade Pro 17 (2021), it supports up to 64GB 2933 MHz DDR4 memory that you can upgrade with two memory module slots on the motherboard. It also has two M.2 slots that users can easily swap or add an extra SSD to get extra space when needed.

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