GeForce GT 330M and Radeon HD 6450M - video card comparison
GeForce GT 330M
Radeon HD 6450M
Architecture
GT2xx (2009−2012)
Terascale 2 (2009−2015)
GPU code name
N11P-GE1
Seymour-PRO
Market segment
Laptop
Laptop
Release date
January 2010
January 2011
Bus support
PCI-E 2.0
-
Interface
MXM-A (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
-
SLI options
+
-
Core clock speed
575 MHz
600 MHz
CUDA cores
48
-
Floating-point performance
121.44 gflops
192 gflops
Gigaflops
182
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
486 million
370 million
Pipelines / CUDA cores
48
160
Power consumption (TDP)
23 Watt
-
Texture fill rate
9.200
4.800
Memory type
GDDR2, GDDR3, DDR3
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
Up to 1066 (DDR3), Up to 800 (GDDR3) MHz
800 MHz
Memory bandwidth
25.6 GB/s
12.8 GB/s
Shared memory
-
-
Display Connectors
HDMIDual Link DVISingle Link DVIVGADisplayPort
No outputs
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
DirectX
11.1 (10_1)
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
2.1
4.4
Shader Model
4.1
5.0
Vulkan
N/A
N/A
Power management
8.0
-