GeForce GTX 960A vs Mobility Radeon HD 3870 X2

If you are going to buy a new graphics card and are choosing between GeForce GTX 960A and Mobility Radeon HD 3870 X2, 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 GeForce GTX 960A stacks up against Mobility Radeon HD 3870 X2, check out specs charts below.

Mobility Radeon HD 3870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 here:

Main Specs

  GeForce GTX 960A Mobility Radeon HD 3870 X2
Power consumption (TDP) 75 Watt 110 Watt
Interface MXM-B (3.0) PCIe 2.0 x16
Memory type GDDR5 GDDR3
Maximum RAM amount 2 GB 512 MB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 3870 X2 has 46% more power consumption, than GeForce GTX 960A.
  • GeForce GTX 960A is connected by MXM-B (3.0), and Mobility Radeon HD 3870 X2 uses PCIe 2.0 x16 interface.
  • Mobility Radeon HD 3870 X2 has 510 GB more memory, than GeForce GTX 960A.
  • GeForce GTX 960A is used in Desktops, and Mobility Radeon HD 3870 X2 - in Laptops.
  • GeForce GTX 960A is build with Maxwell architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of GeForce GTX 960A is 369 MHz higher, than Mobility Radeon HD 3870 X2.
  • GeForce GTX 960A is manufactured by 28 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
  • Memory clock speed of GeForce GTX 960A is 4162 MHz higher, than Mobility Radeon HD 3870 X2.

Game benchmarks

high / 1080p 12−14 6−7
ultra / 1080p 7−8 4−5
QHD / 1440p 2−3 0−1
low / 720p 24−27 16−18
medium / 1080p 14−16 8−9
The average gaming FPS of GeForce GTX 960A in Assassin's Creed Odyssey is 66% more, than Mobility Radeon HD 3870 X2.

Full Specs

  GeForce GTX 960A Mobility Radeon HD 3870 X2
Architecture Maxwell RV6xx
Code name GM107 M88-XT CF
Type Desktop Laptop
Release date 13 March 2015 1 September 2008
Pipelines 640 640
Core clock speed 1029 MHz 660 MHz
Boost Clock 1085 MHz
Transistor count 1,870 million 666 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 43.40 10.56
Floating-point performance 1,389 gflops 2x 422.4 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 5012 MHz 850 MHz
Memory bandwidth 80.19 GB/s 54.4 GB/s
Shared memory -
DirectX 12 (11_0) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.6 3.3
OpenCL 1.2 N/A
Vulkan 1.1.126 N/A
CUDA 5.0
Bitcoin / BTC (SHA256) 180 Mh/s
Laptop size large
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