Maxwell GPU Surface Book (940M, GDDR5) and Radeon RX Vega 9 - video card comparison
Maxwell GPU Surface Book (940M, GDDR5)
Radeon RX Vega 9
Architecture
Maxwell (2014−2018)
Vega (2017−2021)
GPU code name
Surface Book
Vega Raven Ridge
Market segment
Laptop
Laptop
Release date
October 2015
October 2017
Boost clock speed
993 MHz
1300 MHz
Core clock speed
954 MHz
-
Manufacturing process technology
28 nm
14 nm
Pipelines / CUDA cores
384
576
Power consumption (TDP)
-
15 Watt
Memory type
GDDR5
-
Maximum RAM amount
1 GB
-
Memory bus width
64 Bit
-
Memory clock speed
5012 MHz
-
Shared memory
-
-
DirectX
DirectX 12 (FL 11_0), Shader 5.0
12_1
CUDA
+
-
Optimus
+
-