Maxwell GPU Surface Book and Mobility Radeon HD 4830 - video card comparison
Maxwell GPU Surface Book
Mobility Radeon HD 4830
Architecture
Maxwell (2014−2018)
Terascale 1 (2008−2010)
GPU code name
Surface Book
M97
Market segment
Laptop
Laptop
Release date
October 2015
March 2009
Interface
-
PCIe 2.0 x16
Boost clock speed
993 MHz
-
Core clock speed
954 MHz
550 MHz
Floating-point performance
-
704.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
-
826 million
Pipelines / CUDA cores
384
640
Texture fill rate
-
17.60
Memory type
GDDR5
GDDR3, DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
5012 MHz
700 MHz
Memory bandwidth
-
44.8 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12 (FL 11_0)
10.1 (10_1)
CUDA
+
-
OpenCL
-
1.1
OpenGL
-
3.3
Shader Model
-
4.1
Vulkan
-
N/A
Optimus
+
-