GeForce GTX 680 Mac Edition and GMA 3000 - video card comparison
GeForce GTX 680 Mac Edition
GMA 3000
Architecture
Kepler (2012−2018)
Generation 4.0 (2006−2007)
GPU code name
GK104
Broadwater
Market segment
Desktop
Desktop
Release date
April 2013
June 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
2x 6-pin
-
Boost clock speed
1058 MHz
-
Core clock speed
1006 MHz
400 MHz
Floating-point performance
3,250 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
3,540 million
-
Pipelines / CUDA cores
1536
-
Power consumption (TDP)
195 Watt
13 Watt
Texture fill rate
135.4
1.600
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
6008 MHz
System Shared
Memory bandwidth
192.3 GB/s
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (11_0)
9.0c
CUDA
3.0
-
OpenCL
1.2
N/A
OpenGL
4.6
2.0
Shader Model
5.1
3.0
Vulkan
1.1.126
N/A