Maxwell GPU Surface Book and Iris Graphics 550 - video card comparison
Maxwell GPU Surface Book
Iris Graphics 550
Architecture
Maxwell (2014−2018)
Gen. 9 Skylake (2015−2016)
GPU code name
Surface Book
Skylake GT3e
Market segment
Laptop
Laptop
Release date
October 2015
September 2015
Interface
-
PCIe 3.0 x1
Boost clock speed
993 MHz
1100 MHz
Core clock speed
954 MHz
300 MHz
Manufacturing process technology
28 nm
14 nm
Number of transistors
-
189 million
Pipelines / CUDA cores
384
48
Power consumption (TDP)
-
15 Watt
Texture fill rate
-
52.80
Memory type
GDDR5
eDRAM
Maximum RAM amount
1 GB
64 MB
Memory bus width
64 Bit
eDRAM + 64/128 Bit
Memory clock speed
5012 MHz
System Shared
Shared memory
-
+
Display Connectors
-
No outputs
DirectX
12 (FL 11_0)
12 (12_1)
CUDA
+
-
OpenCL
-
2.1
OpenGL
-
4.6
Shader Model
-
6.4
Vulkan
-
1.1.97
Optimus
+
-
Quick Sync
-
+