Home » Laptops » MSI » Gaming » GS Stealth Series » MSI GS66 Stealth: Full specs, analysis, and user reviews

MSI GS66 Stealth specs, features, and analysis

Here's what you need to know about 2020 MSI GS66 Stealth including price, display info, CPU, RAM, storage, battery, and more.

MSI GS66 Stealth See at Amazon Compare

Availability	MSI GS66 Stealth
Released	2020

MSI GS66 Stealth Price
	MSI Stealth GS66 15.6” 240Hz Gaming Laptop: 12th Gen Intel Core i7, NVIDIA Geforce RTX 3070Ti, 32GB DDR5, 512GB NVMe SSD, Thunderbolt 4, Cooler Boost Trinity+, Win 11 PRO: Black 12UGS-246 By MSI $1,299.95 $1,999.99 35% OFF	See at Amazon
	MSI GS66 Stealth 15.6" FHD 240Hz 2.5ms Ultra Thin and Light Gaming Laptop, Intel Core i7-11800H, Geforce RTX3060, 32GB RAM, 1TB NVMe SSD, Win11 VR Ready - Black By MSI $1,599.99	See at Amazon
	MSI GS66 Stealth 15.6" 240Hz 3ms Ultra Thin and Light Gaming Laptop Intel Core i7-10750H RTX2070 Max-Q 16GB 1TB NVMe SSD Win10 VR Ready (10SF-683) By MSI $1,699.00	See at Amazon
	MSI GS66 Stealth 15.6" FHD 240Hz 2.5ms Ultra Thin and Light Gaming Laptop Intel Core i7-11800H RTX3060 16GB 1TB NVMe SSD Win11 VR Ready - Black (11UE-662) By MSI $1,787.63	See at Amazon
	MSI GS66 Stealth GS66 Stealth 11UG-658 15.6 Gaming Notebook - QHD - 2560 x 1440 - Intel Core i9 11th Gen i9-11900H 2.50 GHz - 32 GB Total RAM - 1 TB SSD - Core Black By MSI $2,059.00	See at Amazon

Exterior	MSI GS66 Stealth
Dimensions	14.10” x 9.76” x 0.72 ~ 0.79” (358.3 x 248 x 18.3 ~ 19.8 mm)
Weight	4.62 lbs (2.1 kg)
Keyboard and Trackpad	Per-Key RGB gaming keyboard by SteelSeries Silky smooth touchpad with multi-touch gesture

Display	MSI GS66 Stealth
Size	15.6 Inches
Info	15.6" UHD (3840x2160), IPS-Level 15.6" FHD (1920x1080), 240Hz, IPS-Level 15.6" FHD (1920x1080), 300Hz, IPS-Level

Ports	MSI GS66 Stealth
Ports	Image Source: MSI Left (4) 1 x Thunderbolt 3 40 Gpbs, USB 3.2 Gen 2 (10 Gbps), DisplayPort, Power Delivery 1 x USB-A USB 3.2 Gen 2 (10 Gbps) 1 x HDMI 4K@60Hz 1 x power port Right (5) 1 x USB-C USB 3.2 Gen 2 (10 Gbps) 2 x USB-A USB 3.2 Gen 2 (10 Gbps) 1 x RJ-45 1 Gbps 1 x headphone jack Headphone/Microphone

Internal Specs	MSI GS66 Stealth
Processor	10th Gen Intel® Core™ i7-10750H 6 cores, 12 threads, 2.60 → 5.00 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™ i9-10980HK 8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W
Geekbench 5 Single Core MSI GS66 Stealth1 10th Gen Intel® Core™ i7-10750H1,13492.72% 2 10th Gen Intel® Core™ i7-10875H1,19297.47% 3 10th Gen Intel® Core™ i9-10980HK1,223100.00% 01,223 Geekbench 5 Multi-Core MSI GS66 Stealth1 10th Gen Intel® Core™ i7-10750H5,41277.17% 2 10th Gen Intel® Core™ i7-10875H6,87498.02% 3 10th Gen Intel® Core™ i9-10980HK7,013100.00% 07,013
Integrated Graphics	10th Gen Intel® Core™ i7-10750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 10th Gen Intel® Core™ i7-10875H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz 10th Gen Intel® Core™ i9-10980HK Intel® UHD Graphics 630 24 Execution Units, 350 → 1250 MHz
Memory	Up to 64GB 3200MHz Dual-channel DDR4 SDRAM 2 x SO-DIMM slots.
Discrete Graphics	GS66 Stealth 10SGS NVIDIA® GeForce® RTX 2080 SUPER™ With Max-Q Design Video memory: 8GB GDDR6 VRAM. GS66 Stealth 10SFS NVIDIA® GeForce® RTX 2070 SUPER™ With Max-Q Design Video memory: 8GB GDDR6 VRAM. GS66 Stealth 10SF NVIDIA® GeForce RTX™ 2070 With Max-Q Design Video memory: 8GB GDDR6 VRAM. GS66 Stealth 10SE NVIDIA® GeForce RTX™ 2060 Video memory: 6GB GDDR6 VRAM. GS66 Stealth 10SD NVIDIA® GeForce® GTX 1660 Ti Video memory: 6GB GDDR6 VRAM.
Storage	1x M.2 SSD slot (NVMe PCIe Gen3) 1x M.2 SSD Combo slot (NVMe PCIe Gen3 / SATA)

Connectivity	MSI GS66 Stealth
Wi-Fi	802.11 AX Wi-Fi 6
Bluetooth	Bluetooth 5.1
Ethernet	Killer Gigabit LAN Speed: 10/100/1000 Mbps.

Battery

MSI GS66 Stealth

Size

99.9 Wh (4-cell Li-Polymer battery)

Power Supply

MSI GS66 Stealth 10SD/SE

180W slim power adapter

MSI GS66 Stealth 10SF/SFS/SGS

230W slim power adapter

Software	MSI GS66 Stealth
OS	Windows 10 Home

Camera & Audio	MSI GS66 Stealth
Camera	Front-facing camera 720p (1280 x 720 HD) camera. IR camera for Windows Hello support.
Audio	2x 2W Speaker Sound by Dynaudio and Duo wave speaker Array Microphone

Misc	MSI GS66 Stealth
Security	Enterprise-grade protection with Windows Hello face sign-in

Key Features	MSI GS66 Stealth
At Glance	Released in 2020 16:9 FHD 15.6” 1080p 300Hz Weight 4.62 lb 2.10 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 64GB 3200 MHz DDR4 NVIDIA GeForce RTX 2080 SUPER 8GB GDDR6 with Max-Q

Photos

Our analysis and reviews

What we like

Reasons to like about MSI GS66 Stealth.

MSI GS66 Stealth exceed all minimum system requirements for Windows 11.

Requirements	MSI GS66 Stealth
Secure Boot	Yes
TPM 2.0	TPM 2.0
Processor	Intel Core i7-10750H → Intel Core i9-10980HK
4GB RAM	8GB → 64GB
64GB Drive	256GB → 4TB
2 Cores CPU	6 → 8 cores

MSI GS66 Stealth comes with two M.2 slots that you can easily upgrade and install an additional SSD to expand the storage on the device. On top of that, it also has a single SATA slot that users can use to install a 2.5-inch SATA SSD, SSHD, or a hard disk drive to add even more storage. Learn more

Storage Slots	MSI GS66 Stealth
M.2	x2
SATA	1

The MSI GS66 Stealth has two RAM slots which you can use to add or replace with a larger one if it isn't already at the maximum size that the system chipset support. Learn more

Memory	MSI GS66 Stealth
Slots	x2
Type	DDR4
Speed	3200 MHz

Configurable up to NVIDIA GeForce RTX 2080 SUPER 8GB GDDR6 with Max-Q