GeForce GT 545 and Mobility Radeon HD 4670 Mac Edition - video card comparison
GeForce GT 545
Mobility Radeon HD 4670 Mac Edition
Architecture
Fermi 2.0 (2010−2014)
TeraScale (2005−2013)
GPU code name
GF116
M96
Market segment
Desktop
Desktop
Release date
May 2011
September 2009
Interface
PCIe 2.0 x16
MXM-A (3.0)
Supplementary power connectors
None
-
Core clock speed
720 MHz
680 MHz
Floating-point performance
414.7 gflops
435.2 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
1,170 million
514 million
Pipelines / CUDA cores
144
320
Power consumption (TDP)
70 Watt
35 Watt
Texture fill rate
17.28
21.76
Memory type
DDR3
GDDR3
Maximum RAM amount
1536 MB
256 MB
Memory bus width
192 Bit
128 Bit
Memory clock speed
1600 MHz
1580 MHz
Memory bandwidth
38.4 GB/s
25.28 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
HDMI
+
-
DirectX
12 (11_0)
10.1 (10_1)
CUDA
2.1
-
OpenCL
1.1
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A