GeForce GTX 1070 Ti and Maxwell GPU Surface Book (940M, GDDR5) - video card comparison
GeForce GTX 1070 Ti
Maxwell GPU Surface Book (940M, GDDR5)
Architecture
Pascal (2016−2021)
Maxwell (2014−2018)
GPU code name
Pascal GP104
Surface Book
Market segment
Desktop
Laptop
Release date
November 2017
October 2015
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1x 8-pin
-
Boost clock speed
1683 MHz
993 MHz
Core clock speed
1607 MHz
954 MHz
Floating-point performance
8,186 gflops
-
Manufacturing process technology
16 nm
28 nm
Number of transistors
7,200 million
-
Pipelines / CUDA cores
2432
384
Power consumption (TDP)
180 Watt
-
Texture fill rate
255.8
-
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
8000 MHz
5012 MHz
Memory bandwidth
256.3 GB/s
-
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
-
HDMI
+
-
G-SYNC support
+
-
DirectX
12 (12_1)
DirectX 12 (FL 11_0), Shader 5.0
CUDA
6.1
+
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
6.4
-
Vulkan
1.2.131
-
Optimus
-
+
VR Ready
+
-