Lenovo Legion Slim 7i (15”, Intel, 2020) vs. 2021 ROG Strix G17: Which is better?

Here is a side by side comparison between Lenovo Legion Slim 7i (15”, Intel, 2020) and 2021 ROG Strix G17 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 2021 ROG Strix G17.

About 23% lighter

Lenovo Legion Slim 7i (15”, Intel, 2020) weighed 4.1 pounds, 23% lighter than the 5.29 pounds 2021 ROG Strix G17.

WeightLenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
Pound
4.1 lbs.
5.29 lbs.
Kilogram
1.86 kg
2.40 kg

2021 ROG Strix G17 Pros

Reasons that 2021 ROG Strix G17 is better than Lenovo Legion Slim 7i (15”, Intel, 2020).

Slightly faster CPU performance

AMD Ryzen 9-5900HX inside 2021 ROG Strix G17 has a 9% better multi-core CPU performance score than the Intel Core i9-10980HK inside Lenovo Legion Slim 7i (15”, Intel, 2020).

Geekbench 5 multi-core score
2021 ROG Strix G17 - AMD Ryzen 9-5900HX
7,663
2021 ROG Strix G17 - AMD Ryzen 7-5800H
7,098
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
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10870H
6,596
2021 ROG Strix G17 - AMD Ryzen 7-4800H
6,440
2021 ROG Strix G17 - AMD Ryzen 5-5600H
5,476
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
10% larger display

The 2021 ROG Strix G17 has a 17.3-inch screen size 10% larger than the 15.6-inch Lenovo Legion Slim 7i (15”, Intel, 2020).

Display size
2021 ROG Strix G17
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 2021 ROG Strix G17.

Supports the same maximum memory size of up to 32GB

Both laptops supports up to 32GB of system memory.

Max system memory size
Lenovo Legion Slim 7i (15”, Intel, 2020)
32 GB
2021 ROG Strix G17
32 GB
Uses the same memory type and speed

Both laptops supports the same 3200MHz DDR4 RAM.

Memory type and speed
Lenovo Legion Slim 7i (15”, Intel, 2020) - DDR4
3,200 MHz
2021 ROG Strix G17 - DDR4
3,200 MHz
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)2021 ROG Strix G17
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
2021 ROG Strix G17 Price
ASUS ROG Strix G17 (2021) Gaming Laptop, 17.3” 144Hz IPS Type FHD, NVIDIA GeForce RTX 3050 Ti, AMD Ryzen 7 4800H, 16GB DDR4, 512B PCIe NVMe SSD, RGB Keyboard, Windows 10, G713IE-EB74
ASUS ROG Strix G17 (2021) Gaming Laptop, 17.3” 144Hz IPS Type FHD, NVIDIA GeForce RTX 3050 Ti, AMD Ryzen 7 4800H, 16GB DDR4, 512B PCIe NVMe SSD, RGB Keyboard, Windows 10, G713IE-EB74
By ASUS
$999.00
ASUS 2021 ROG Strix G17 17.3" FHD 144Hz Gaming Laptop, AMD Ryzen 7-4800H, 64GB RAM, 2TB PCIe SSD, Backlit Keyboard, NVIDIA GeForce RTX 3060 Graphics, Windows 10, Gray, 32GB USB SnowBell Card
ASUS 2021 ROG Strix G17 17.3" FHD 144Hz Gaming Laptop, AMD Ryzen 7-4800H, 64GB RAM, 2TB PCIe SSD, Backlit Keyboard, NVIDIA GeForce RTX 3060 Graphics, Windows 10, Gray, 32GB USB SnowBell Card
By ASUS
$1,448.00
ASUS ROG Strix G17 (2021) Gaming Laptop, 17.3” 300Hz IPS Type FHD, NVIDIA GeForce RTX 3070, AMD Ryzen 9 5900HX, 16GB DDR4, 1TB PCIe NVMe SSD, RGB Keyboard, Windows 10, G713QR-ES96
ASUS ROG Strix G17 (2021) Gaming Laptop, 17.3” 300Hz IPS Type FHD, NVIDIA GeForce RTX 3070, AMD Ryzen 9 5900HX, 16GB DDR4, 1TB PCIe NVMe SSD, RGB Keyboard, Windows 10, G713QR-ES96
By ASUS
$1,299.00
$1,799.99 28% OFF

Availability

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
Released20202021
Release DateAnnounced on December 04, 2020Announced on January 13, 2021 (CES 2021)
Applicable Models-
  • 2021 ROG Strix G17
  • ROG Strix G17 (2021)
  • ROG Strix G17 G713
Generations-

Exterior

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
Dimensions14.01 x 9.84 x 0.6 - 0.7 inches (356 x 250 x 15.9 - 17.9 mm)15.55 x 11.10 x 0.84 - 0.97” (395 x 282 x 21.4 - 24.6 mm)
WeightStarting at 4.1 lbs (1.86 kg)5.29 lbs (2.40 kg)
Colors
Slate grey
Original Black Eclipse Gray
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 with Numpad
    ROG Overstroke Calibrated Keystrokes N-Key Rollover Aura Sync Bigger arrow keys Gaps between function keys
  • Hotkeys 
    Volume down volume up mute HyperFan Armoury Crate
  • RGB Lighting Options
    Per-Key RGB lighting 4 x Zone RGB lighting
  • Touchpad 
    85% larger glass surface matte finish

Display

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
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 300Hz
    16:9 1920 x 1080 300Hz 3ms 100% sRGB 75% Adobe RGB Non-touch IPS Level Anti-Glare Adaptive-Sync
  • 17.3” WQHD 165Hz
    16:9 2560 x 1440 165Hz 3ms 100% DCI-P3 Non-touch IPS Level Anti-Glare Adaptive-Sync

Ports

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
  • 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
2021 ROG Strix G17 Ports
Image Source: ASUS
Left (3)
  • 2 x USB-A
    USB 3.2 Gen 1 (5 Gbps)
  • 1 x headphone jack
    Headphone/Microphone
Back (5)
  • 1 x USB-C
    USB 3.2 Gen 2 (10 Gbps), DisplayPort, Power Delivery
  • 1 x USB-A
    USB 3.2 Gen 1 (5 Gbps)
  • 1 x HDMI
    v2.0b
  • 1 x RJ-45
    1 Gbps
  • 1 x power port

Internal Specs

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
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. AMD Ryzen™ 7 4800H
    8 cores, 16 threads, 2.90 → 4.20 GHz, 4MB L2 Cache, 8MB L3 Cache, 45W
  2. AMD Ryzen™ 5 5600H
    6 cores, 12 threads, 3.30 → 4.20 GHz, 3MB L2 Cache, 16MB L3 Cache, 45W
  3. AMD Ryzen™ 7 5800H
    8 cores, 16 threads, 3.20 → 4.40 GHz, 4MB L2 Cache, 16MB L3 Cache, 45W
  4. AMD Ryzen™ 9 5900HX
    8 cores, 16 threads, 3.30 → 4.60 GHz, 4MB L2 Cache, 16MB L3 Cache, 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. AMD Ryzen™ 7 4800H
    AMD Radeon™ Graphics
    7 Graphics Cores, 1600 MHz
  2. AMD Ryzen™ 5 5600H
    AMD Radeon™ Graphics
    7 Graphics Cores, 1800 MHz
  3. AMD Ryzen™ 7 5800H
    AMD Radeon™ Graphics
    8 Graphics Cores, 2000 MHz
  4. AMD Ryzen™ 9 5900HX
    AMD Radeon™ Graphics
    8 Graphics Cores, 2100 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
Dual-Channel DDR4 3200MHz SDRAM.
2 x 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 GTX™ 1650
    4GB GDDR6 VRAM, with ROG Boost up to 1615MHz at 50W (65W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 VRAM, with ROG Boost up to 1802MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 VRAM, with ROG Boost up to 1660MHz at 115W (130W with Dynamic Boost).
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.
2 x M.2 SSD slots.

Connectivity

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
Wi-FiKiller Wi-Fi 6 AX1650, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 CardIntel® Wi-Fi 6 with Gig+ performance (802.11ax) 2x2 multi-antenna
BluetoothBluetooth 5.1Bluetooth 5.1
Ethernet- Gigabit LAN
Speed: 10/100/1000 Mbps.

Battery

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
Size71 WHr (Integrated 3-Cell Li-Polymer battery)
Supports Rapid Charge Boost (get 2 hours of runtime with a 15-minute charge)
56Wh 90Wh
4-cell lithium-ion battery.
Battery LifeUp to 5.8 hours
Tested with MobileMark® 2018
Up to 12 hours of video playback.
Power Supply
170W 230W
Slim tip AC adapter.
  • 240W
      ø6.0 mm power adapter.
  • 100W
      USB-C power adapter.
  • Supports fast charging technology with up to 50% in 30 minutes.

Software

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
OS
  • Windows 10 Home 64
  • Windows 10 Pro 64
  • FreeDOS
  • No operating system
  • Windows 10 Home
  • Windows 10 Pro
Built-in Apps
Lenovo Vantage Dolby Atmos® Speaker System Dolby Vision® McAfee® Antivirus
Armoury Crate GameVisual Aura Creator Scenario Profiles

Camera & Audio

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
CameraTop-placed Built-in HD Webcam (720p) with Privacy ShutterNo Built-in camera.
Audio
  • 2 x 2W Dolby Atmos® Speaker System for Gaming
  • Dual array microphone
  • Speakers
    • 2 x 4W speaker with Smart Amp Technology.
    • 2.8x Louder Volume.
    • 3x More Bass.
    • 6.5dBa Dynamic Range.
  • Microphones
    • Built-in array microphone.
    • Two-Way AI Noise Cancelation.

Misc

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
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
-
In the box
  • Lenovo Legion Slim 7i 15”
  • AC adapter
  • Internal Battery
  • Quick Start Guide
-
Warranty1-year depot service-

Key Features

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17
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
2021
16:9 WQHD
17.3”
1440p 165Hz
Weight
5.29 lb
2.40 kg
Up to
AMD Ryzen 9-5900HX
8C/16T, 3.30 → 4.60 GHz
Geekbench 5
1,416
Single Core
Geekbench 5
7,663
Multi-Core
With integrated
AMD Radeon™ Graphics
8 Graphics Cores, 2100 MHz
Upgradable up to
32GB
3200 MHz DDR4
2021 ROG Strix G17 Ports
Nvidia GeForce
RTX 3070
8GB GDDR6 115W TGP

Comparison Summary

Lenovo Legion Slim 7i (15”, Intel, 2020) vs. 2021 ROG Strix G17

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 ROG Strix G17 was introduced by ASUS about a year later in 2021. It comes with up to an octa-core AMD Ryzen 9-5900HX with a boost clock speed up to 4.60 GHz. It has a dedicated GPU option up to Nvidia GeForce RTX 3070 with 8GB GDDR6 115W TGP.

Geekbench 5 Single Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H1,06174.93%
2
10th Gen Intel® Core™ i7-10750H1,13480.08%
3
10th Gen Intel® Core™ i7-10870H1,15981.85%
4
10th Gen Intel® Core™ i7-10875H1,19284.18%
5
10th Gen Intel® Core™ i9-10980HK1,22386.37%
2021 ROG Strix G171
AMD Ryzen™ 7 4800H1,07876.13%
2
AMD Ryzen™ 5 5600H1,24087.57%
3
AMD Ryzen™ 7 5800H1,33494.21%
4
AMD Ryzen™ 9 5900HX1,416100.00%
01,416

Geekbench 5 Multi Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H3,74748.90%
2
10th Gen Intel® Core™ i7-10750H5,41270.63%
3
10th Gen Intel® Core™ i7-10870H6,59686.08%
4
10th Gen Intel® Core™ i7-10875H6,87489.70%
5
10th Gen Intel® Core™ i9-10980HK7,01391.52%
2021 ROG Strix G171
AMD Ryzen™ 7 4800H6,44084.04%
2
AMD Ryzen™ 5 5600H5,47671.46%
3
AMD Ryzen™ 7 5800H7,09892.63%
4
AMD Ryzen™ 9 5900HX7,663100.00%
07,663

The Lenovo Legion Slim 7i (15”, Intel, 2020) has a 15.6-inch display which is slightly smaller than the 17.3-inch 2021 ROG Strix G17. In addition, The Lenovo Legion Slim 7i (15”, Intel, 2020) weighs 4.1 lbs. about 29% lighter than the 5.29 lbs. 2021 ROG Strix G17. 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 2021 ROG Strix G17 at 15.55” x 11.10” x 0.97”.

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Strix G17

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 2021 ROG Strix G17, it supports up to 32GB 3200 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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