Maxwell GPU Surface Book and Mobility Radeon HD 2600 XT - video card comparison
Maxwell GPU Surface Book
Mobility Radeon HD 2600 XT
Architecture
Maxwell (2014−2018)
RV6xx (2007−2010)
GPU code name
Surface Book
M76-XT
Market segment
Laptop
Laptop
Release date
October 2015
May 2007
Interface
-
MXM-II
Boost clock speed
993 MHz
-
Core clock speed
954 MHz
700 MHz
Floating-point performance
-
163.2 gflops
Manufacturing process technology
28 nm
65 nm
Number of transistors
-
390 million
Pipelines / CUDA cores
384
120
Texture fill rate
-
5.440
Memory type
GDDR5
DDR2, GDDR3
Maximum RAM amount
1 GB
256+ MB
Memory bus width
64 Bit
128 Bit
Memory clock speed
5012 MHz
750 MHz
Memory bandwidth
-
24 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12 (FL 11_0)
10.0 (10_0)
CUDA
+
-
OpenCL
-
N/A
OpenGL
-
3.3
Shader Model
-
4.0
Vulkan
-
N/A
Optimus
+
-