Radeon HD 7870M vs Radeon R6 Carrizo

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7870M and Radeon R6 Carrizo. 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 7870M and Radeon R6 Carrizo. 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 7870M and Radeon R6 Carrizo are Laptop Graphics Cards

Note: Radeon HD 7870M and Radeon R6 Carrizo are only used in laptop graphics. They have 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 7870M or Radeon R6 Carrizo here:

Main Specs

  Radeon HD 7870M Radeon R6 Carrizo
Power consumption (TDP) 45 Watt 12-35 Watt
Interface PCIe 3.0 x16
Memory type GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • Radeon HD 7870M has 275% more power consumption, than Radeon R6 Carrizo.
  • Both cards are used in Laptops.
  • Radeon HD 7870M is build with GCN architecture, and Radeon R6 Carrizo - with GCN 1.2/2.0.
  • Radeon HD 7870M and Radeon R6 Carrizo are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 6−7 0−1
ultra / 1080p 4−5 0−1
QHD / 1440p 0−1 0−1
low / 720p 16−18 10−12
medium / 1080p 8−9 2−3
The average gaming FPS of Radeon HD 7870M in Assassin's Creed Odyssey is 100% more, than Radeon R6 Carrizo.

Full Specs

  Radeon HD 7870M Radeon R6 Carrizo
Architecture GCN GCN 1.2/2.0
Code name Heathrow XT Carrizo
Type Laptop Laptop
Release date 24 April 2012 4 June 2015
Pipelines 640 384
Core clock speed 800 MHz
Boost Clock 800 MHz
Transistor count 1,500 million 2410 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 32.00
Floating-point performance 1,024 gflops
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 4000 MHz
Memory bandwidth 64 GB/s
Shared memory - +
DirectX 12 (11_1) DirectX 12 (FL 12_0)
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Laptop size large medium sized
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