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Surface Book 3 15” vs. Surface Book - Detailed Specs Comparison

Here's what you need to know what's different between Surface Book 3 15” and Surface Book specs including CPU, RAM, storage, battery, display, and more.

BY Evan Forrest February 21, 2026

Surface Book 3 15” vs. Surface Book

The 2020 Surface Book 3 15” features the 15W 10th Generation Intel Ice Lake quad-core Intel Core i7-1065G7 with the boost speed up to 3.90 GHz. While the 2015 Surface Book features the 15W 6th Generation Intel Skylake dual-core Intel Core i5-6300U up to dual-core Intel Core i7-6600U with the boost speed up to 3.40 GHz.

If you are in the market looking for a laptop and don't know what's the difference between the 15″ Surface Book 3 15” (2020) and the 13.5″ Surface Book (2015), we have a detailed tech specs comparison between both devices for you to check out here.

Surface Book 3 15” vs. Surface Book: Specs Comparison

	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 Surface Book See at Amazon
Key Features
What's new		Performance Info Up to 6th Gen Intel® Core™ i7-6600U (2-Core, up to 3.40Ghz w/Turbo Boost) Up to NVIDIA® GeForce® GPU (1GB GDDR5) Up to 1TB SSD Up to 16GB (1866Mhz LPDDR3 RAM) Up to 12 hours battery life (69Wh) The most powerful Microsoft's Laptop Surface Book is a high-performance laptop with exceptional power and unprecedented versatility as a laptop, powerful tablet, detachable touchscreen, and a portable studio. Best-in-class screen 13.5-inch PixelSense™ display with 6 million pixels (3000x2000), 1700:1 contrast ratio, and 100% sRGB color gamut. It supports 10-point multitouch and Surface Pen with 1,024 pressure sensitivity (magnet attached to the side of the screen). More Features Magnet charging connector, Full-size USB 3.0 port, Bluetooth 4.0, 5MP front and 8MP rear camera.

Availability	Surface Book 3 15”	Surface Book
Released	2020	2015
Release Info	Introduced: May 6, 2020 Pre-ordered: May 6, 2020 Released: May 12, 2020	Introduced: October 7, 2015 Pre-ordered: October 7, 2015 Released: October 26, 2015
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 $3,699 - i7 \| 32GB \| 1TB \| RTX 3000	Starting at 1,499$
Amazon Deals	$899.00 Microsoft Surface Book 3 15 Detachable Detachable 2-in-1 Laptop Tablet Touch \| 15" 3240x2160 \| Core i7-1065G7-512GB SSD Hard Drive - 32GB RAM \| 4 cores @ 3.9 GHz Win 10 Pro Silver $959.00 Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 32GB Memory - 512GB SSD (Latest Model) - Platinum, Model Number: SMN-00001 $1,288.80 Microsoft Microsfot Surface book 3 15-inch Touch 2 in 1 Intel Core i7 32gb 1TB SSD (Renewed)	$399.99 Microsoft Surface Book 512GB Intel Core i7-6600U X2 2.6GHz 13.5", Silver (Renewed) $229.00 Microsoft Surface Book 2 (Intel Core i5, 8GB RAM, 256GB) - 13.5in (Renewed) $284.90 Microsoft Surface Book LCL-00001 2-in-1 Laptop, Intel Core i5-6300U, 8GB RAM, 256GB SSD (Renewed)

Surface Book 3 15” Price
	Microsoft Surface Book 3 15 Detachable Detachable 2-in-1 Laptop Tablet Touch \| 15" 3240x2160 \| Core i7-1065G7-512GB SSD Hard Drive - 32GB RAM \| 4 cores @ 3.9 GHz Win 10 Pro Silver By Microsoft $899.00	See at Amazon
	Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 32GB Memory - 512GB SSD (Latest Model) - Platinum, Model Number: SMN-00001 By Microsoft $959.00	See at Amazon
	Microsoft Microsfot Surface book 3 15-inch Touch 2 in 1 Intel Core i7 32gb 1TB SSD (Renewed) By Microsoft $1,288.80	See at Amazon
Microsoft Surface Book i5-6300U i7-6600U Price
	Microsoft Surface Book 512GB Intel Core i7-6600U X2 2.6GHz 13.5", Silver (Renewed) By Microsoft $399.99	See at Amazon
	Microsoft Surface Book 2 (Intel Core i5, 8GB RAM, 256GB) - 13.5in (Renewed) By Microsoft $229.00	See at Amazon
	Microsoft Surface Book LCL-00001 2-in-1 Laptop, Intel Core i5-6300U, 8GB RAM, 256GB SSD (Renewed) By Microsoft $284.90	See at Amazon

Display	Surface Book 3 15”	Surface Book
Size	15 Inches	13.5 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	Display Resolution: 3000 x 2000 (6M Pixels) Display Density: 267 PPI PixelSense™ Display Aspect ratio: 3:2 Contrast ratio: 1700:1 Inking: designed together with Surface Pen Touch: 10 points multi-touch

Exterior	Surface Book 3 15”	Surface Book
Size Comparison
Dimensions	13.5” x 9.87” x 0.568-0.90” (343 mm x 251 mm x 15 mm-23 mm)	12.3” x 9.14” x 0.51”-0.90” (312 mm x 232 mm x 13 mm-23 mm)
Weight	Total: 4.20 lbs (1,905 g) Tablet: 1.80 lbs (817 g)	Tablet Only: 1.6 lbs (726 g) Surface Book: 3.34 lbs (1,515 g) Surface Book with dGPU: 3.48 lbs (1,578 g)
Colors	Platinum
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.
Ports	2 x Full-size USB 3.1 Gen 2 1 x USB Type-C 3.1 Gen 2 Supports Power Delivery and DisplayPort. 2 x Surface Connect™ 1 in tablet, 1 in keyboard base, both supports charging and docking. 1 x Headset jack 1 x Full-size SDXC card reader UHS-II Performance	2 x Full-size USB 3.0 2 x Surface Connect™ 1 in tablet, 1 in keyboard base, both supports charging and docking. 1 x Mini DisplayPort 1 x Headset jack 1 x Full-size SDXC card reader (UHS-II performance)

Internal Specs	Surface Book 3 15”	Surface Book
Processor	10th Gen Intel® Core™ i7-1065G7 4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W	6th Gen Intel® Core™ i5-6300U 2 cores, 4 threads, 2.40 → 3.00 GHz, 3MB SmartCache, 15W 6th Gen Intel® Core™ i7-6600U 2 cores, 4 threads, 2.60 → 3.40 GHz, 4MB SmartCache, 15W
Integrated Graphics	10th Gen Intel® Core™ i7-1065G7 Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz	6th Gen Intel® Core™ i5-6300U Intel® HD Graphics 520 24 Execution Units, 300 → 1000 MHz 6th Gen Intel® Core™ i7-6600U Intel® HD Graphics 520 24 Execution Units, 300 → 1050 MHz
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® GPU Maxwell Architecture, 1GB GDDR5 128-bit, 954 - 993 MHz, 384 CUDA Cores.
Memory	16GB 32GB 3733 MHz LPDDR4x	8GB 16GB 1866 MHz LPDDR3 RAM
Storage	256 GB 512 GB 1 TB 2TB PCIe SSD	128GB 256 GB 512 GB 1 TB NVMe PCIe 3.0 SSD

Connectivity	Surface Book 3 15”	Surface Book
Wi-Fi	Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible.	Wi-Fi 5: IEEE 802.11 a/b/g/n/ac compatible.
Bluetooth	Bluetooth Wireless 5.0 technology	Bluetooth Wireless 4.0 technology
	Xbox Wireless built-in

Battery	Surface Book 3 15”	Surface Book
Size	Total: 90Wh Clipboard: 23Wh Base: 67Wh	Total: 69Wh Clipboard: 18Wh Base: 51Wh
Battery Life	Up to 17.5 hours of typical device usage	Up to 12 hours of video playback
Power Supply	127W Surface Power Supply with USB-A (7W) charging port.	Surface Book 36W power supply with USB-A (5W) charging port. Surface Book with dGPU 65W power supply with USB-A (5W) charging port.

Software	Surface Book 3 15”	Surface Book
OS	For Consumer: Windows 10 Home 64-bit For Commercial: Windows 10 Pro 64-bit Free upgrade to Windows 11	Windows 10 Pro
Built-in Apps	Microsoft Office 365 30-days trial

Camera & Audio	Surface Book 3 15”	Surface Book
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
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	Dual microphones Front-facing stereo speakers with Dolby® Audio™ Premium

Misc	Surface Book 3 15”	Surface Book
Inking	Supports Surface Pen 4096 levels of pressure Tilt sensing Best in class latency Paper feel 0.1mm precision	Supports Surface Pen 1024 levels of pressure Magnetic storage
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	HW TPM 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	Surface Book Surface Pen 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.	Supports Surface Dial Supports off-screen interaction only.