Radeon HD 7730M vs Radeon HD 7870

In this comparison between Radeon HD 7730M and Radeon HD 7870 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 7730M will be the best choice, for others Radeon HD 7870 will be their preference. Study the comparison tables below and make your choice.

Radeon HD 7730M is a Laptop Graphics Card

Note: Radeon HD 7730M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon HD 7730M here:

Main Specs

  Radeon HD 7730M Radeon HD 7870
Power consumption (TDP) 25 Watt 175 Watt
Interface PCIe 2.0 x16
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs
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  • Radeon HD 7870 has 600% more power consumption, than Radeon HD 7730M.
  • Radeon HD 7730M and Radeon HD 7870 have maximum RAM of 2 GB.
  • Radeon HD 7730M is used in Laptops, and Radeon HD 7870 - in Desktops.
  • Radeon HD 7730M and Radeon HD 7870 are build with GCN architecture.
  • Core clock speed of Radeon HD 7870 is 425 MHz higher, than Radeon HD 7730M.
  • Radeon HD 7730M and Radeon HD 7870 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7870 is 3000 MHz higher, than Radeon HD 7730M.

Game benchmarks

high / 1080p 0−1 24−27
ultra / 1080p 14−16
QHD / 1440p 0−1 9−10
4K / 2160p 6−7
low / 720p 1−2 45−50
medium / 1080p 0−1 30−33
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 4600% more, than Radeon HD 7730M.

Full Specs

  Radeon HD 7730M Radeon HD 7870
Architecture GCN GCN
Code name Lombok GL Pitcairn XT
Type Laptop Desktop
Release date 24 April 2012 5 March 2012
Pipelines 512 1280
Core clock speed 575 MHz 1000 MHz
Boost Clock 675 MHz
Transistor count 1,500 million 2800 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 21.60
Floating-point performance 691.2 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 4800 MHz
Memory bandwidth 28.8 GB/s
Shared memory - -
DirectX 12 (11_1) DirectX 11.1, Shader 5.1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Monero / XMR (CryptoNight) 0.39 kh/s
Bitcoin / BTC (SHA256) 70 Mh/s
Laptop size medium sized
Eyefinity +
Decred / DCR (Decred) 0.63 Gh/s
Ethereum / ETH (DaggerHashimoto) 16.6 Mh/s
Zcash / ZEC (Equihash) 145 Sol/s
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