AMD Radeon HD 6450M vs AMD Radeon HD 6490M

Comparative analysis of AMD Radeon HD 6450M and AMD Radeon HD 6490M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

AMD Radeon HD 6450M

AMD Radeon HD 6490M

Differences

Reasons to consider the AMD Radeon HD 6450M

2x more maximum memory size: 1 GB vs 512 MB

Maximum memory size	1 GB vs 512 MB

Reasons to consider the AMD Radeon HD 6490M

Around 33% higher core clock speed: 800 MHz vs 600 MHz
Around 33% higher texture fill rate: 6.4 GTexel / s vs 4.8 GTexel / s
Around 33% better floating-point performance: 256 gflops vs 192 gflops
2x more memory clock speed: 3200 MHz vs 1600 MHz

Core clock speed	800 MHz vs 600 MHz
Texture fill rate	6.4 GTexel / s vs 4.8 GTexel / s
Floating-point performance	256 gflops vs 192 gflops
Memory clock speed	3200 MHz vs 1600 MHz

Compare benchmarks

GPU 1: AMD Radeon HD 6450M
GPU 2: AMD Radeon HD 6490M

Name	AMD Radeon HD 6450M	AMD Radeon HD 6490M
PassMark - G3D Mark		378
PassMark - G2D Mark		514
Geekbench - OpenCL		4866
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.554
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		96.344
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0
CompuBench 1.5 Desktop - Video Composition (Frames/s)		6.001
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		10.814
GFXBench 4.0 - Manhattan (Frames)		1405
GFXBench 4.0 - T-Rex (Frames)		2543
GFXBench 4.0 - Manhattan (Fps)		1405
GFXBench 4.0 - T-Rex (Fps)		2543

Compare specifications (specs)

	AMD Radeon HD 6450M	AMD Radeon HD 6490M
Essentials
Architecture	TeraScale 2	TeraScale 2
Code name	Seymour	Seymour
Launch date	4 January 2011	4 January 2011
Place in performance rating	not rated	1208
Type	Laptop	Laptop
Launch price (MSRP)		$1,193.03
Price now		$1,193.03
Value for money (0-100)		0.39
Technical info
Core clock speed	600 MHz	800 MHz
Floating-point performance	192 gflops	256 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	160	160
Texture fill rate	4.8 GTexel / s	6.4 GTexel / s
Transistor count	370 million	370 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
API support
DirectX	11.2 (11_0)	11.2 (11_0)
OpenGL	4.4	4.4
Memory
Maximum RAM amount	1 GB	512 MB
Memory bandwidth	12.8 GB / s	25.6 GB / s
Memory bus width	64 Bit	64 Bit
Memory clock speed	1600 MHz	3200 MHz
Memory type	DDR3	DDR3 / GDDR5
Shared memory	0	0