AMD Radeon HD 7490M vs AMD Radeon HD 7550M

Comparative analysis of AMD Radeon HD 7490M and AMD Radeon HD 7550M 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.

AMD Radeon HD 7490M

AMD Radeon HD 7550M

Differences

Reasons to consider the AMD Radeon HD 7490M

Around 78% higher core clock speed: 800 MHz vs 450 MHz
Around 56% lower typical power consumption: 9 Watt vs 14 Watt
2.1x more memory clock speed: 3800 MHz vs 1800 MHz

Core clock speed	800 MHz vs 450 MHz
Thermal Design Power (TDP)	9 Watt vs 14 Watt
Memory clock speed	3800 MHz vs 1800 MHz

Reasons to consider the AMD Radeon HD 7550M

Around 88% higher texture fill rate: 12 GTexel / s vs 6.4 GTexel / s
2.5x more pipelines: 400 vs 160
Around 88% better floating-point performance: 480.0 gflops vs 256.0 gflops
2x more maximum memory size: 2 GB vs 1 GB

Texture fill rate	12 GTexel / s vs 6.4 GTexel / s
Pipelines	400 vs 160
Floating-point performance	480.0 gflops vs 256.0 gflops
Maximum memory size	2 GB vs 1 GB

Compare benchmarks

GPU 1: AMD Radeon HD 7490M
GPU 2: AMD Radeon HD 7550M

Name	AMD Radeon HD 7490M	AMD Radeon HD 7550M
PassMark - G3D Mark		465
PassMark - G2D Mark		403
Geekbench - OpenCL		5371

Compare specifications (specs)

	AMD Radeon HD 7490M	AMD Radeon HD 7550M
Essentials
Architecture	TeraScale 2	TeraScale 2
Code name	Seymour	Thames
Launch date	7 January 2012	7 January 2012
Place in performance rating	not rated	564
Type	Laptop	Laptop
Technical info
Core clock speed	800 MHz	450 MHz
Floating-point performance	256.0 gflops	480.0 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	160	400
Texture fill rate	6.4 GTexel / s	12 GTexel / s
Thermal Design Power (TDP)	9 Watt	14 Watt
Transistor count	370 million	716 million
Boost clock speed		550 MHz
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Laptop size		medium sized
API support
DirectX	11.2 (11_0)	11.2 (11_0)
OpenGL	4.4	4.4
Memory
Maximum RAM amount	1 GB	2 GB
Memory bandwidth	30.4 GB / s	28.8 GB / s
Memory bus width	64 Bit	64 Bit
Memory clock speed	3800 MHz	1800 MHz
Memory type	GDDR5	GDDR5 / DDR3
Shared memory	0	0