Radeon HD 6950 vs Radeon RX 550X mobile

When comparing Radeon HD 6950 and Radeon RX 550X mobile, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 6950 and Radeon RX 550X mobile is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon RX 550X mobile is a Laptop Graphics Card

Note: Radeon RX 550X mobile 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 RX 550X mobile here:

Main Specs

  Radeon HD 6950 Radeon RX 550X mobile
Power consumption (TDP) 500 Watt 50 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 6950 has 900% more power consumption, than Radeon RX 550X mobile.
  • Radeon HD 6950 is connected by PCIe 2.0 x16, and Radeon RX 550X mobile uses PCIe 3.0 x8 interface.
  • Radeon RX 550X mobile has 2 GB more memory, than Radeon HD 6950.
  • Radeon HD 6950 is used in Desktops, and Radeon RX 550X mobile - in Laptops.
  • Radeon HD 6950 is build with TeraScale 3 architecture, and Radeon RX 550X mobile - with Polaris.
  • Radeon HD 6950 is manufactured by 40 nm process technology, and Radeon RX 550X mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550X mobile is 5750 MHz higher, than Radeon HD 6950.

Game benchmarks

high / 1080p 14−16 14−16
ultra / 1080p 8−9 9−10
QHD / 1440p 3−4 3−4
low / 720p 27−30 30−35
medium / 1080p 16−18 20−22
The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 14% more, than Radeon HD 6950.

Full Specs

  Radeon HD 6950 Radeon RX 550X mobile
Architecture TeraScale 3 Polaris
Code name Cayman Polaris 12
Type Desktop Laptop
Release date 14 December 2010 10 January 2019
Pipelines 1408 640
Core clock speed 1176 MHz
Boost Clock 800 MHz 1287 MHz
Transistor count 2,640 million 2,200 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 70.40 51.48
Floating-point performance 2,252.8 gflops
Length 267 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 1250 MHz 7000 MHz
Memory bandwidth 96 GB/s
Shared memory -
DirectX 12 (12_0)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131
FreeSync +
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 244 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
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