Maxwell GPU Surface Book and Radeon 625 - video card comparison
Maxwell GPU Surface Book
Radeon 625
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
Surface Book
Polaris 24
Market segment
Laptop
Laptop
Release date
October 2015
August 2019
Interface
-
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
993 MHz
1024 MHz
Core clock speed
954 MHz
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
-
1,550 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
-
50 Watt
Texture fill rate
-
24.58
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
1 GB
4 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
5012 MHz
2250 MHz
Memory bandwidth
-
14.4 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12 (FL 11_0)
12 (12_0)
CUDA
+
-
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.3
Vulkan
-
1.2.131
Optimus
+
-