GeForce GT 730 OEM and Radeon HD 3870 - video card comparison
GeForce GT 730 OEM
Radeon HD 3870
Architecture
Kepler (2012−2018)
TeraScale (2005−2013)
GPU code name
GK107
RV670
Market segment
Desktop
Desktop
Release date
April 2015
November 2007
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Core clock speed
902 MHz
777 MHz
Floating-point performance
762.6 gflops
497.3 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
1,270 million
666 million
Pipelines / CUDA cores
384
320
Power consumption (TDP)
64 Watt
106 Watt
Texture fill rate
28.86
12.43
Memory type
GDDR5
GDDR4
Maximum RAM amount
1 GB
512 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
5012 MHz
2252 MHz
Memory bandwidth
40.1 GB/s
72.06 GB/s
Display Connectors
2x DVI, 1x mini-HDMI
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (11_0)
10.1 (10_1)
CUDA
3.0
-
OpenCL
1.2
N/A
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A