Radeon HD 7720 OEM and Grenada - video card comparison
Radeon HD 7720 OEM
Grenada
Architecture
TeraScale 2 (2009−2015)
GCN 2.0 (2013−2017)
GPU code name
Barts
Grenada
Market segment
Desktop
Desktop
Release date
March 2013
-
Interface
PCIe 2.0 x16
-
Core clock speed
840 MHz
-
Floating-point performance
1,344 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,700 million
6,200 million
Pipelines / CUDA cores
800
2816
Power consumption (TDP)
150 Watt
-
Texture fill rate
33.60
-
Memory type
GDDR5
-
Maximum RAM amount
1 GB
-
Memory bus width
256 Bit
-
Memory clock speed
4200 MHz
-
Memory bandwidth
134.4 GB/s
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
-
HDMI
+
-
DirectX
11.2 (11_0)
12 (12_0)
OpenCL
1.2
2.1
OpenGL
4.4
4.6
Shader Model
5.0
6.5
Vulkan
N/A
1.2.170