Radeon HD 7870 vs Radeon RX 550 mobile

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7870 and Radeon RX 550 mobile. 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 HD 7870 and Radeon RX 550 mobile. 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 RX 550 mobile is a Laptop Graphics Card

Note: Radeon RX 550 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 550 mobile here:

Main Specs

  Radeon HD 7870 Radeon RX 550 mobile
Power consumption (TDP) 175 Watt 50 Watt
Interface PCIe 3.0 x8
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs
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  • Radeon HD 7870 has 250% more power consumption, than Radeon RX 550 mobile.
  • Radeon RX 550 mobile has 2 GB more memory, than Radeon HD 7870.
  • Radeon HD 7870 is used in Desktops, and Radeon RX 550 mobile - in Laptops.
  • Radeon HD 7870 is build with GCN architecture, and Radeon RX 550 mobile - with Polaris.
  • Core clock speed of Radeon RX 550 mobile is 287 MHz higher, than Radeon HD 7870.
  • Radeon HD 7870 is manufactured by 28 nm process technology, and Radeon RX 550 mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550 mobile is 1200 MHz higher, than Radeon HD 7870.

Game benchmarks

high / 1080p 24−27 18−20
ultra / 1080p 14−16 10−12
QHD / 1440p 9−10 5−6
4K / 2160p 6−7 4−5
low / 720p 45−50 35−40
medium / 1080p 30−33 24−27
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 29% more, than Radeon RX 550 mobile.

Full Specs

  Radeon HD 7870 Radeon RX 550 mobile
Architecture GCN Polaris
Code name Pitcairn XT Polaris 12
Type Desktop Laptop
Release date 5 March 2012 21 March 2017
Pipelines 1280 640
Core clock speed 1000 MHz 1287 MHz
Boost Clock 1476 MHz
Transistor count 2800 Million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 51.48
Floating-point performance 1,647 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 4800 MHz 6000 MHz
Memory bandwidth 96 GB/s
Shared memory - -
DirectX DirectX 11.1, Shader 5.1 12 (12_0)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
Monero / XMR (CryptoNight) 0.39 kh/s
FreeSync +
Laptop size large
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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