Radeon HD 6770M and GeForce GT 720 - video card comparison
Passmark - benchmark score Radeon HD 6770M vs GeForce GT 720
Radeon HD 6770M
993
GeForce GT 720
628
Radeon HD 6770M
GeForce GT 720
Architecture
Terascale 2 (2009−2015)
Kepler 2.0 (2013−2015)
GPU code name
Whistler-XT
GK208B
Market segment
Laptop
Desktop
Release date
January 2011
September 2014
Bus support
-
PCI Express 2.0
Interface
MXM-A (3.0)
PCIe 2.0 x8
Supplementary power connectors
-
None
Core clock speed
675 / 725 MHz
797 MHz
CUDA cores
-
192
Floating-point performance
696.0 gflops
306.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
915 million
Pipelines / CUDA cores
480
192
Power consumption (TDP)
35 Watt
19 Watt
Maximum GPU temperature
-
98 °C
Texture fill rate
17.40
12.75
Memory type
GDDR5
DDR3 / GDDR5
Maximum RAM amount
1 GB
1 GB or 1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
800 MHz
1.8 GBps or 5.0 GB/s
Memory bandwidth
57.6 GB/s
14.4 (DDR3) or 40 (GDDR5)
Shared memory
-
-
Display Connectors
No outputs
Dual Link DVI-DHDMIVGA
Multi monitor support
-
3 displays
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
+
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.1
Vulkan
N/A
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
-
+