Radeon HD 8790M and Mobility Radeon HD 5670 Mac Edition - video card comparison
Radeon HD 8790M
Mobility Radeon HD 5670 Mac Edition
Architecture
GCN (2011−2017)
TeraScale 2 (2009−2015)
GPU code name
Mars XTX
Madison
Market segment
Laptop
Desktop
Release date
November 2012
April 2010
Interface
MXM-A (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
-
Boost clock speed
900 MHz
-
Core clock speed
850 MHz
650 MHz
Floating-point performance
691.2 gflops
520.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
627 million
Pipelines / CUDA cores
384
400
Power consumption (TDP)
unknown
15 Watt
Texture fill rate
21.60
13.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4500 MHz
1590 MHz
Memory bandwidth
64 GB/s
25.44 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.2.131
N/A