Radeon HD 6550A vs Radeon R9 M290X

If you are going to buy a new graphics card and are choosing between Radeon HD 6550A and Radeon R9 M290X, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6550A stacks up against Radeon R9 M290X, check out specs charts below.

Radeon R9 M290X is a Laptop Graphics Card

Note: Radeon R9 M290X 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 R9 M290X here:

Main Specs

  Radeon HD 6550A Radeon R9 M290X
Power consumption (TDP) 35 Watt 100 Watt
Interface MXM-A (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR3 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon R9 M290X has 185% more power consumption, than Radeon HD 6550A.
  • Radeon HD 6550A is connected by MXM-A (3.0), and Radeon R9 M290X uses PCIe 3.0 x16 interface.
  • Radeon R9 M290X has 2 GB more memory, than Radeon HD 6550A.
  • Radeon HD 6550A is used in Desktops, and Radeon R9 M290X - in Laptops.
  • Radeon HD 6550A is build with TeraScale 2 architecture, and Radeon R9 M290X - with GCN.
  • Core clock speed of Radeon R9 M290X is 300 MHz higher, than Radeon HD 6550A.
  • Radeon HD 6550A is manufactured by 40 nm process technology, and Radeon R9 M290X - by 28 nm process technology.
  • Memory clock speed of Radeon HD 6550A is 400 MHz higher, than Radeon R9 M290X.

Game benchmarks

high / 1080p 0−1 16−18
ultra / 1080p 10−11
QHD / 1440p 0−1 4−5
4K / 2160p 4−5
low / 720p 1−2 30−35
medium / 1080p 0−1 20−22
The average gaming FPS of Radeon R9 M290X in Assassin's Creed Odyssey is 3100% more, than Radeon HD 6550A.

Full Specs

  Radeon HD 6550A Radeon R9 M290X
Architecture TeraScale 2 GCN
Code name Pinewood Neptune
Type Desktop Laptop
Release date 7 February 2011 7 January 2014
Pipelines 480 1280
Core clock speed 550 MHz 850 MHz
Boost Clock 900 MHz
Transistor count 627 million 2,800 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 13.20 72.00
Floating-point performance 624.0 gflops 2,304 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1600 MHz 1200 MHz
Memory bandwidth 25.6 GB/s 153.6 GB/s
Shared memory -
DirectX 11.2 (11_0)
Shader Model 5.0 5.1
OpenGL 4.4 4.4
OpenCL 1.2 Not Listed
Vulkan N/A
FreeSync +
Bus support PCIe 3.0 x16
Bitcoin / BTC (SHA256) 300 Mh/s
Laptop size large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 20
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