Radeon HD 6730M and GeForce GT 445M - video card comparison
Radeon HD 6730M
GeForce GT 445M
Architecture
Terascale 2 (2009−2015)
Fermi (2010−2014)
GPU code name
Whistler-XT
N11E-GE
Market segment
Laptop
Laptop
Release date
January 2011
September 2010
Interface
MXM-A (3.0)
PCIe 2.0 x16
SLI options
-
+
Core clock speed
725 MHz
590 MHz
CUDA cores
-
144
Floating-point performance
696.0 gflops
339.8 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
716 million
1,170 million
Pipelines / CUDA cores
480
144
Power consumption (TDP)
35 Watt
35 Watt
Texture fill rate
17.40
10.6 billion/sec
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
3 GB
Memory bus width
128 Bit
192 Bit
Memory clock speed
800 MHz
1250 MHz
Memory bandwidth
25.6 GB/s
60.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
5.0
5.1
Vulkan
N/A
N/A