GeForce GTX 950 vs Mobility Radeon HD 3870 X2

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 950 and Mobility Radeon HD 3870 X2. 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 GeForce GTX 950 and Mobility Radeon HD 3870 X2. 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.

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 950 Mobility Radeon HD 3870 X2
Power consumption (TDP) 90 Watt 110 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pins
Memory type GDDR5 GDDR3
Maximum RAM amount 2 GB 512 MB
Display Connectors 1x DVI, 1x HDMI, 3x DisplayPort No outputs
Recommended system power (PSU) 350 Watt
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  • Mobility Radeon HD 3870 X2 has 22% more power consumption, than GeForce GTX 950.
  • GeForce GTX 950 is connected by PCIe 3.0 x16, 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 950.
  • GeForce GTX 950 is used in Desktops, and Mobility Radeon HD 3870 X2 - in Laptops.
  • GeForce GTX 950 is build with Maxwell architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of GeForce GTX 950 is 364 MHz higher, than Mobility Radeon HD 3870 X2.
  • GeForce GTX 950 is manufactured by 28 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
  • Memory clock speed of Mobility Radeon HD 3870 X2 is 844 MHz higher, than GeForce GTX 950.

Game benchmarks

high / 1080p 35−40 6−7
ultra / 1080p 21−24 4−5
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 16−18
medium / 1080p 40−45 8−9
The average gaming FPS of GeForce GTX 950 in Assassin's Creed Odyssey is 355% more, than Mobility Radeon HD 3870 X2.

Full Specs

  GeForce GTX 950 Mobility Radeon HD 3870 X2
Architecture Maxwell RV6xx
Code name GM206 M88-XT CF
Type Desktop Laptop
Release date 20 August 2015 1 September 2008
Pipelines 768 640
Core clock speed 1024 MHz 660 MHz
Boost Clock 1188 MHz
Transistor count 2,940 million 666 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 49.2 billion/sec 10.56
Floating-point performance 1,825 gflops 2x 422.4 gflops
Length 7.938" (20.2 cm)
Memory bus width 128 Bit 256 Bit
Memory clock speed 6.6 GB/s 850 MHz
Memory bandwidth 105.6 GB/s 54.4 GB/s
Shared memory - -
G-SYNC support +
DirectX 12 (12_1) 10.1 (10_1)
Shader Model 6.4 4.1
OpenGL 4.5 3.3
OpenCL 1.2 N/A
Vulkan 1.1.126 N/A
CUDA +
CUDA cores 768
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 233 Mh/s
Laptop size large
Ethereum / ETH (DaggerHashimoto) 9.97 Mh/s
GameStream +
GeForce ShadowPlay +
GPU Boost 2.0
GameWorks +
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