AMD Radeon HD 7430M vs AMD Radeon HD 7490M

Comparative analysis of AMD Radeon HD 7430M and AMD Radeon HD 7490M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

 

Differences

Reasons to consider the AMD Radeon HD 7430M

  • Around 29% lower typical power consumption: 7 Watt vs 9 Watt
Thermal Design Power (TDP) 7 Watt vs 9 Watt

Reasons to consider the AMD Radeon HD 7490M

  • 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: 256.0 gflops vs 192.0 gflops
  • 2.4x more memory clock speed: 3800 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 256.0 gflops vs 192.0 gflops
Memory clock speed 3800 MHz vs 1600 MHz

Compare specifications (specs)

AMD Radeon HD 7430M AMD Radeon HD 7490M

Essentials

Architecture TeraScale 2 TeraScale 2
Code name Seymour Seymour
Launch date 7 January 2012 7 January 2012
Place in performance rating not rated not rated
Type Laptop Laptop

Technical info

Core clock speed 600 MHz 800 MHz
Floating-point performance 192.0 gflops 256.0 gflops
Manufacturing process technology 40 nm 40 nm
Pipelines 160 160
Texture fill rate 4.8 GTexel / s 6.4 GTexel / s
Thermal Design Power (TDP) 7 Watt 9 Watt
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 1 GB
Memory bandwidth 12.8 GB / s 30.4 GB / s
Memory bus width 64 Bit 64 Bit
Memory clock speed 1600 MHz 3800 MHz
Memory type DDR3 GDDR5
Shared memory 0 0

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