Now we know more about the graphics card in Surface Book


Inquisitive souls explored exhibition models.

Microsoft’s first Surface Book has a mysterious suit NVIDIA GPU, including making PC twice faster than the MacBook Pro.

Software giant has been sparse with details about the specific GPU, but some curious people might have revealed the version that sits in your PC.
People use demo units in Microsoft Store to run software GPUz and NVIDIA control panel to find out the secret graphics card.

Similar to 940m
Found their reveals that there is a GPU that seems to be very similar to GeForce 940m, which is chopped powerful than 920m as it was rumored about earlier.

This revealed GPUz test:

Operating System: Windows 10 Pro, 64-bit
DirectX version: 12.0
GPU processor: GeForce GPU
Driver version: 354.15
Direct3D API version: 12
Direct3D feature level: 11_0
CUDA Cores: 384
Core clock: 954 MHz
Memory data rate: 5010 MHz
Memory Interface: 64-bit
Memory bandwidth: 40.08 GB / s
Total available graphics memory: 5081 MB
Dedicated video memory: 1024MB GDDR5
System video memory: 0 MB
Shared system memory: 4057 MB
Video BIOS version: 82.08.4D.00.01
IRQ: Not used
Bus: PCI Express x4 Gen3
Device Id: 10th 134B 00081414
Part Number: 2702 0001