Radeon HD 7730M vs Radeon HD 7870 XT

When choosing between Radeon HD 7730M and Radeon HD 7870 XT, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7730M and Radeon HD 7870 XT.

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 XT
Power consumption (TDP) 25 Watt 185 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7870 XT has 640% more power consumption, than Radeon HD 7730M.
  • Radeon HD 7730M is connected by PCIe 2.0 x16, and Radeon HD 7870 XT uses PCIe 3.0 x16 interface.
  • Radeon HD 7730M and Radeon HD 7870 XT have maximum RAM of 2 GB.
  • Radeon HD 7730M is used in Laptops, and Radeon HD 7870 XT - in Desktops.
  • Radeon HD 7730M is build with GCN architecture, and Radeon HD 7870 XT - with GCN 1.0.
  • Core clock speed of Radeon HD 7870 XT is 350 MHz higher, than Radeon HD 7730M.
  • Radeon HD 7730M and Radeon HD 7870 XT are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7870 XT is 4200 MHz higher, than Radeon HD 7730M.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 1−2 60−65
medium / 1080p 0−1 40−45
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 6100% more, than Radeon HD 7730M.

Full Specs

  Radeon HD 7730M Radeon HD 7870 XT
Architecture GCN GCN 1.0
Code name Lombok GL Tahiti
Type Laptop Desktop
Release date 24 April 2012 19 November 2012
Pipelines 512 1536
Core clock speed 575 MHz 925 MHz
Boost Clock 675 MHz 975 MHz
Transistor count 1,500 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 21.60 93.60
Floating-point performance 691.2 gflops 2,995 gflops
Length 267 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 6000 MHz
Memory bandwidth 28.8 GB/s 192.0 GB/s
Shared memory -
DirectX 12 (11_1) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 70 Mh/s 346 Mh/s
Laptop size medium sized
Ethereum / ETH (DaggerHashimoto) 14.5 Mh/s
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