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Surface Book 3 15” vs. 2021 ROG Flow X13: Full specs comparison

Here is a comparison of the specs between Surface Book 3 15” and 2021 ROG Flow X13, including CPU, RAM, storage, battery, display, and more.

Compare With Please enter device name or part of it Surface Book 3 15” See at Amazon	Compare With Please enter device name or part of it 2021 ROG Flow X13 See at Amazon

Surface Book 3 15” Pros

Reasons that Surface Book 3 15” is better than 2021 ROG Flow X13.

Surface Book 3 15” has a 15-inch screen size 11% larger than the 13.4-inch 2021 ROG Flow X13.

Display size

Surface Book 3 15”

15-inch

2021 ROG Flow X13

13.4-inch

Surface Book 3 15” has more ports and slots count than the 2021 ROG Flow X13. It has seven versus six amount of ports and slots on the 2021 ROG Flow X13.

Ports	Surface Book 3 15”	2021 ROG Flow X13
full-size SD card slot	Yes	No
HDMI	No	Yes
headphone jack	Yes	Yes
power port	Yes x2	No
ROG XG Mobile Interface	No	Yes
USB-A	Yes x2	Yes
USB-C	Yes	Yes x2
Total	7	6

Surface Book 3 15” has better versatile I/O connectivity than the 2021 ROG Flow X13. It has five versus four commonly used ports and slots on the 2021 ROG Flow X13.

Ports	Surface Book 3 15”	2021 ROG Flow X13
headphone jack	Yes	Yes
USB-A	Yes	Yes
USB-C	Yes	Yes
full-size SD card slot	Yes	No
HDMI	No	Yes
power port	Yes	No

2021 ROG Flow X13 Pros

Reasons that 2021 ROG Flow X13 is better than Surface Book 3 15”.

2021 vs. 2020

AMD Ryzen 9-5980HS inside 2021 ROG Flow X13 has a 108% better multi-core CPU performance score than the Intel Core i7-1065G7 inside Surface Book 3 15”.

Geekbench 5 multi-core score

2021 ROG Flow X13 - AMD Ryzen 9-5980HS

7,773

2021 ROG Flow X13 - AMD Ryzen 9-5900HS

7,162

Surface Book 3 15” - Intel Core i7-1065G7

3,722

The 2021 ROG Flow X13 supports a faster memory speed than the Surface Book 3 15”. It supports up to 4267MHz versus 3733MHz of system memory on the Surface Book 3 15”.

Memory type and speed

2021 ROG Flow X13 - LPDDR4X

4,267 MHz

Surface Book 3 15” - LPDDR4X

3,733 MHz

The 2021 ROG Flow X13 weighed 2.87 pounds, 32% lighter than the 4.20 pounds Surface Book 3 15”.

Weight	Surface Book 3 15”	2021 ROG Flow X13
Pound	4.20 lbs.	2.87 lbs.
Kilogram	1.91 kg	1.30 kg

Key Similars

Similar characteristics share between Surface Book 3 15” and 2021 ROG Flow X13.

Both laptops supports up to 32GB of system memory.

Max system memory size

Surface Book 3 15”

32 GB

2021 ROG Flow X13

32 GB

Prices

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

Surface Book 3 15” Price
	NEW Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 16GB Memory - 256GB SSD (Latest Model) - Platinum By Microsoft $1,299.00	See at Amazon
	Microsoft New Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-16GB Memory - 256GB SSD (Latest Model) - Platinum (Renewed) By Microsoft $999.95	See at Amazon
	Microsoft Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-32GB Memory - 512GB SSD (Latest Model) - Platinum (Renewed) By Microsoft $1,349.00	See at Amazon
2021 ROG Flow X13 Price
	ASUS ROG Flow X13 Ultra Slim 2-in-1 Gaming Laptop, 13.4” 120Hz FHD+ Display, GeForce GTX 1650, AMD Ryzen 9 5900HS, 16GB LPDDR4X, 1TB PCIe SSD, Wi-Fi 6, Windows 10 Home, GV301QH-DS96 By ASUS $1,259.00 $1,359.99 7% OFF	See at Amazon
	ASUS ROG Flow Z13 (2023) Gaming Laptop Tablet, 13.4” Nebula Display 16:10 QHD 165Hz, GeForce RTX 4050, Intel Core i9-13900H, 16GB LPDDR5, 1TB PCIe SSD, Wi-Fi 6E, Windows 11, GZ301VU-DS94,Black By ASUS $1,749.99	See at Amazon
	Asus ROG Flow X13 Gaming 2-in-1 Laptop \| 13.4" FHD+ 120Hz Glossy Touch 100% sRGB \| AMD 8-Core Zen 4 Ryzen 9 7940HS (>i9-12900H) \| 16GB DDR5 512GB SSD \| Backlit FHD IR Camera Win11 Black + HDMI Cable By Asus $899.00	See at Amazon

Availability	Surface Book 3 15”	2021 ROG Flow X13
Released	2020	2021
Release Date	Introduced: May 6, 2020 Pre-ordered: May 6, 2020 Released: May 12, 2020	Announced on January 13, 2021 (CES 2021)
Pricing	For Consumer $2,299 - i7 \| 16GB \| 256GB \| GTX 1660 Ti $2,799 - i7 \| 32GB \| 512GB \| GTX 1660 Ti $2,999 - i7 \| 32GB \| 1TB \| GTX 1660 Ti $3,399 - i7 \| 32GB \| 2TB \| GTX 1660 Ti For Commercial $2,399 - i7 \| 16GB \| 256GB \| GTX 1660 Ti $2,899 - i7 \| 32GB \| 512GB \| GTX 1660 Ti $3,099 - i7 \| 32GB \| 1TB \| GTX 1660 Ti $3,499 - i7 \| 32GB \| 2TB \| GTX 1660 Ti $3,499 - i7 \| 32GB \| 512GB \| RTX 3000 $3,699 - i7 \| 32GB \| 1TB \| RTX 3000	-
Generations	2020 Surface Book 3 15” 2020 Surface Book 3 13.5” 2017 Surface Book 2 15” 2017 Surface Book 2 13.5” 2016 Surface Book i7 2015 Surface Book	2023 ROG Flow X13 2022 ROG Flow X13 2021 ROG Flow X13

Exterior	Surface Book 3 15”	2021 ROG Flow X13
Dimensions	13.5” x 9.87” x 0.568-0.90” (343 mm x 251 mm x 15 mm-23 mm)	11.77 x 8.74 x 0.62” (299 x 222 x 15.8 mm)
Weight	Total: 4.20 lbs (1,905 g) Tablet: 1.80 lbs (817 g)	2.87 lbs (1.30 kg)
Colors	Platinum	Black
Keyboard and Trackpad	Keyboard: Full-size mechanical backlit keyset with 1.55mm travel. Mechanical friction attaches the Clipboard to the keyboard. Trackpad: Larger size 105 mm x 70 mm, glass. Supports up to Five-finger multitouch gesture.	Full size 15” white backlit chicklet keyboard 1.7mm key travel Hotkeys: Volume up Volume down Microphone mute ROG Armoury Crate N-KEY rollover

Display	Surface Book 3 15”	2021 ROG Flow X13
Size	15 Inches	13.4 Inches
Info	Display Resolution: 3240 x 2160 (7M Pixels) Display Density: 260 PPI PixelSense™ Display Aspect ratio: 3:2 Contrast ratio: 1600:1 Inking: designed together with Surface Pen Touch: 10 points multi-touch	13.4” WQUXGA 60Hz 16:10 3840 x 2400 60Hz 116% sRGB 86% Adobe RGB 85% DCI-P3 Pantone Validated Touch Screen IPS Level Anti-Glare Adaptive-Sync Pantone Validated 13.4” WUXGA 120Hz 16:10 1920 x 1200 120Hz 100% sRGB 75% Adobe RGB 75% DCI-P3 Pantone Validated Touch Screen IPS Level Anti-Glare Adaptive-Sync Pantone Validated

Ports	Surface Book 3 15”	2021 ROG Flow X13
Image Source: Microsoft Left (3) 2 x USB-A USB 3.1 Gen 2 (10 Gbps) 1 x full-size SD card slot UHS-II performance Right (3) 1 x power port Charging, Docking 1 x USB-C USB 3.1 Gen 2 (10 Gbps), DisplayPort, Power Delivery 1 x headphone jack Headphone/Microphone, On the tablet Bottom (1) 1 x power port Charging, Docking, On the tablet	Image Source: ASUS Left (4) 1 x ROG XG Mobile Interface Exclusive interface with PCIe 3.0 x8 (Up to 63Gbps) 1 x USB-C USB 3.2 Gen 2 (10 Gbps) 1 x HDMI v2.0b 1 x headphone jack Headphone/Microphone Right (2) 1 x USB-C USB 3.2 Gen 2 (10 Gbps), DisplayPort 1.4, Power Delivery 1 x USB-A USB 3.2 Gen 2 (10 Gbps)

Internal Specs	Surface Book 3 15”	2021 ROG Flow X13
Processor	10th Gen Intel® Core™ i7-1065G7 4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W	AMD Ryzen™ 9 5900HS 8 cores, 16 threads, 3.00 → 4.60 GHz, 4MB L2 Cache, 16MB L3 Cache, 35W AMD Ryzen™ 9 5980HS 8 cores, 16 threads, 3.00 → 4.80 GHz, 4MB L2 Cache, 16MB L3 Cache, 35W
Integrated Graphics	10th Gen Intel® Core™ i7-1065G7 Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz	AMD Ryzen™ 9 5900HS AMD Radeon™ Graphics 8 Graphics Cores, 2100 MHz AMD Ryzen™ 9 5980HS AMD Radeon™ Graphics 8 Graphics Cores, 2100 MHz
Memory	16GB 32GB 3733 MHz LPDDR4x	16GB 32GB Dual-Channel LPDDR4X 4266MHz Onboard Memory
Discrete Graphics	NVIDIA® GeForce® GTX 1660 Ti with Max-Q Turning Architecture, 6GB GDDR6, 192-bit, 1245 → 1425 MHz, 1536 CUDA Cores. NVIDIA® Quadro® RTX™ 3000 with Max-Q Turning Architecture, 6GB GDDR6, 192-bit, 765 → 1305 MHz, 1920 CUDA Cores, 240 Tensor Cores, 30 RT Cores, Real-time ray tracing, AI hardware acceleration, ODE, QNF,	NVIDIA® GeForce® GTX 1650 4GB GDDR6 VRAM (With ROG Boost up to 1255MHz at 35W (40W with Dynamic Boost)).
Storage	256 GB 512 GB 1 TB 2TB PCIe SSD	512GB 1TB M.2 NVMe PCIe 3.0

Connectivity	Surface Book 3 15”	2021 ROG Flow X13
Wi-Fi	Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible.	Intel® Wi-Fi 6 with Gig+ performance (802.11ax)
Bluetooth	Bluetooth Wireless 5.0 technology	Bluetooth 5.0
More	Xbox Wireless built-in	-

Battery	Surface Book 3 15”	2021 ROG Flow X13
Size	Total: 90Wh Clipboard: 23Wh Base: 67Wh	62 Wh 4-cell lithium-ion
Battery Life	Up to 17.5 hours of typical device usage	Up to 10 hours Video playback.
Power Supply	127W Surface Power Supply with USB-A (7W) charging port.	100W USB-C power adaptor

Software	Surface Book 3 15”	2021 ROG Flow X13
OS	For Consumer: Windows 10 Home 64-bit For Commercial: Windows 10 Pro 64-bit Free upgrade to Windows 11	Windows 10 Home Windows 10 Pro
Built-in Apps	Microsoft Office 365 30-days trial	Armoury Crate GameVisual 1M Xbox Game Pass

Camera & Audio	Surface Book 3 15”	2021 ROG Flow X13
Camera	Windows Hello face authentication camera (front-facing) 5.0MP front-facing camera with 1080p HD video 8.0MP rear-facing autofocus camera with 1080p HD video	Front-facing camera Top-mount front camera, 0.92 Megapixels (1280 x 720 HD).
Audio	Dual far-field Studio Mics Front-facing stereo speakers with Dolby Atmos® Support for Windows Sonic for Headphones Support for Dolby® Atmos for Headphones	2x 1W speaker with Smart Amp Technology Built-in array microphone Two-Way AI Noise Cancelation

Misc	Surface Book 3 15”	2021 ROG Flow X13
Inking	Supports Surface Pen 4096 levels of pressure Tilt sensing Best in class latency Paper feel 0.1mm precision	Supports ASUS Pen.
Sensors	Ambient light sensor Proximity sensor Accelerometer Gyroscope Magnetometer	-
Security	HW TPM 2.0 chip for enterprise security Enterprise-grade protection with Windows Hello face sign-in	-
In the box	Surface Book 3 15” Power supply Quick Start Guide Safety and warranty documents	-
Warranty	One-year limited hardware warranty	-
More	Supports Surface Dial Supports both on-screen and off-screen interaction.	-

Key Features	Surface Book 3 15”	2021 ROG Flow X13
At Glance	Released in Mid 2020 3:2 3.2K 15” 2160p 60Hz Weight 4.20 lb 1.91 kg Powered By Intel Core i7-1065G7 4C/8T, 1.30 → 3.90 GHz Geekbench 5 1,088 Single Core Geekbench 5 3,722 Multi-Core With integrated Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz Configurable up to 32GB 3733 MHz LPDDR4X Nvidia GeForce RTX 3000 6GB GDDR6 with Max-Q	Released in Early 2021 16:10 13.4” 1200p 120Hz Weight 2.87 lb 1.30 kg Up to AMD Ryzen 9-5980HS 8C/16T, 3.00 → 4.80 GHz Geekbench 5 1,450 Single Core Geekbench 5 7,773 Multi-Core With integrated AMD Radeon™ Graphics 8 Graphics Cores, 2100 MHz Configurable up to 32GB 4267 MHz LPDDR4X NVIDIA GeForce GTX 1650 4GB GDDR6