Radeon HD 7870 XT vs Radeon R8 M365DX

If you are going to buy a new graphics card and are choosing between Radeon HD 7870 XT and Radeon R8 M365DX, 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 7870 XT stacks up against Radeon R8 M365DX, check out specs charts below.

Radeon R8 M365DX is a Laptop Graphics Card

Note: Radeon R8 M365DX 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 R8 M365DX here:

Main Specs

  Radeon HD 7870 XT Radeon R8 M365DX
Power consumption (TDP) 185 Watt
Interface PCIe 3.0 x16 IGP
Supplementary power connectors 2x 6-pin
Memory type GDDR5 DDR3
Maximum RAM amount 2 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 7870 XT is connected by PCIe 3.0 x16, and Radeon R8 M365DX uses IGP interface.
  • Radeon HD 7870 XT is used in Desktops, and Radeon R8 M365DX - in Laptops.
  • Radeon HD 7870 XT is build with GCN 1.0 architecture, and Radeon R8 M365DX - with GCN.
  • Core clock speed of Radeon HD 7870 XT is 205 MHz higher, than Radeon R8 M365DX.
  • Radeon HD 7870 XT and Radeon R8 M365DX are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7870 XT is 5200 MHz higher, than Radeon R8 M365DX.

Game benchmarks

high / 1080p 35−40 0−1
ultra / 1080p 21−24
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 1−2
medium / 1080p 40−45 0−1
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 6100% more, than Radeon R8 M365DX.

Full Specs

  Radeon HD 7870 XT Radeon R8 M365DX
Architecture GCN 1.0 GCN
Code name Tahiti Meso
Type Desktop Laptop
Release date 19 November 2012 3 June 2015
Pipelines 1536 768
Core clock speed 925 MHz 720 / 1125 MHz
Boost Clock 975 MHz 1125 MHz
Transistor count 4,313 million 1,550 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 93.60 27.00
Floating-point performance 2,995 gflops
Length 267 mm
Memory bus width 256 Bit 128 + 64 Bit
Memory clock speed 6000 MHz 800 / 1000 MHz
Memory bandwidth 192.0 GB/s
Shared memory -
DirectX 12 (11_1) 12 (12_0)
Shader Model 5.1 6.0
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 346 Mh/s
Laptop size medium sized
Ethereum / ETH (DaggerHashimoto) 14.5 Mh/s
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