GeForce GT 545 OEM and Radeon HD 3870 - video card comparison
GeForce GT 545 OEM
Radeon HD 3870
Architecture
Fermi 2.0 (2010−2014)
TeraScale (2005−2013)
GPU code name
GF116
RV670
Market segment
Desktop
Desktop
Release date
May 2011
November 2007
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Core clock speed
871 MHz
777 MHz
Floating-point performance
501.4 gflops
497.3 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
1,170 million
666 million
Pipelines / CUDA cores
144
320
Power consumption (TDP)
105 Watt
106 Watt
Texture fill rate
20.90
12.43
Memory type
GDDR5
GDDR4
Maximum RAM amount
1 GB
512 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
4000 MHz
2252 MHz
Memory bandwidth
64 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
2.1
-
OpenCL
1.1
N/A
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A