Radeon HD 7640G + HD 7610M Dual Graphics and Radeon HD 7470M - video card comparison
Radeon HD 7640G + HD 7610M Dual Graphics
Radeon HD 7470M
Architecture
Terascale 3 (2010−2013)
Terascale 2 (2009−2015)
GPU code name
-
Seymour XT / XTX
Market segment
Laptop
Laptop
Release date
May 2012
December 2011
Interface
-
PCIe 2.0 x16
Boost clock speed
-
800 MHz
Core clock speed
655 / 450 MHz
750 / 800 MHz
Floating-point performance
-
240.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
-
370 million
Pipelines / CUDA cores
656
160
Power consumption (TDP)
-
7 Watt
Texture fill rate
-
6.400
Memory type
-
DDR3/GDDR5
Maximum RAM amount
-
512 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1800 MHz
3200 / 1800 MHz
Memory bandwidth
-
14.4 GB/s
Shared memory
+
-
Display Connectors
-
No outputs
DirectX
11
11.2 (11_0)
OpenCL
-
1.2
OpenGL
-
4.4
Shader Model
-
5.0
Vulkan
-
N/A