Radeon 550X vs Radeon HD 6850M

Find out if it is worth upgrading your current GPU setup by comparing Radeon 550X and Radeon HD 6850M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon 550X and Radeon HD 6850M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 6850M is a Laptop Graphics Card

Note: Radeon HD 6850M 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 6850M here:

Main Specs

  Radeon 550X Radeon HD 6850M
Power consumption (TDP) 50 Watt 50 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 DDR3, GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Both graphics cards have the same power consumption of 50 Watt.
  • Radeon 550X is connected by PCIe 3.0 x8, and Radeon HD 6850M uses PCIe 2.0 x16 interface.
  • Radeon 550X has 1 GB more memory, than Radeon HD 6850M.
  • Radeon 550X is used in Desktops, and Radeon HD 6850M - in Laptops.
  • Radeon 550X is build with GCN 4.0 architecture, and Radeon HD 6850M - with Terascale 2.
  • Core clock speed of Radeon 550X is 507 MHz higher, than Radeon HD 6850M.
  • Radeon 550X is manufactured by 14 nm process technology, and Radeon HD 6850M - by 40 nm process technology.
  • Memory clock speed of Radeon 550X is 6200 MHz higher, than Radeon HD 6850M.

Game benchmarks

high / 1080p 7−8 2−3
ultra / 1080p 4−5 0−1
QHD / 1440p 0−1 0−1
low / 720p 16−18 12−14
medium / 1080p 9−10 3−4
The average gaming FPS of Radeon 550X in Assassin's Creed Odyssey is 83% more, than Radeon HD 6850M.

Full Specs

  Radeon 550X Radeon HD 6850M
Architecture GCN 4.0 Terascale 2
Code name Lexa Granville Pro/LP
Type Desktop Laptop
Release date 27 March 2019 6 January 2011
Pipelines 512 800
Core clock speed 1082 MHz 575 / 675 MHz
Boost Clock 1218 MHz
Transistor count 2,200 million 1,040 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 38.98 27.00
Floating-point performance 1,080.0 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 7000 MHz 800 MHz
Memory bandwidth 112.0 GB/s 25.6 GB/s
Shared memory -
DirectX 12 (12_0) 11.2 (11_0)
Shader Model 6.4 5.0
OpenGL 4.6 4.4
OpenCL 2.0 1.2
Vulkan 1.2.131 N/A
Laptop size large
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