GeForce GTX 980MX and Radeon HD 3870 - video card comparison
GeForce GTX 980MX
Radeon HD 3870
Architecture
Maxwell 2.0 (2015−2019)
TeraScale (2005−2013)
GPU code name
GM204
RV670
Market segment
Desktop
Desktop
Release date
June 2016
November 2007
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
1x 6-pin
Boost clock speed
1178 MHz
-
Core clock speed
1050 MHz
777 MHz
Floating-point performance
3,920 gflops
497.3 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
5,200 million
666 million
Pipelines / CUDA cores
1664
320
Power consumption (TDP)
148 Watt
106 Watt
Texture fill rate
122.5
12.43
Memory type
GDDR5
GDDR4
Maximum RAM amount
8 GB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
6000 MHz
2252 MHz
Memory bandwidth
192.0 GB/s
72.06 GB/s
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (12_1)
10.1 (10_1)
CUDA
5.2
-
OpenCL
1.2
N/A
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.1.126
N/A