GeForce GTX 775M Mac Edition and Radeon HD 7450 OEM - video card comparison
GeForce GTX 775M Mac Edition
Radeon HD 7450 OEM
Architecture
Kepler (2012−2018)
TeraScale 2 (2009−2015)
GPU code name
GK104
Caicos
Market segment
Desktop
Desktop
Release date
November 2013
January 2012
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
-
None
Core clock speed
797 MHz
625 MHz
Floating-point performance
2,142 gflops
200.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
3,540 million
370 million
Pipelines / CUDA cores
1344
160
Power consumption (TDP)
100 Watt
18 Watt
Texture fill rate
89.26
5.000
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
5000 MHz
1066 MHz
Memory bandwidth
160.0 GB/s
8.528 GB/s
Display Connectors
No outputs
1x DVI, 1x HDMI
HDMI
-
+
DirectX
12 (11_0)
11.2 (11_0)
CUDA
3.0
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A