GeForce 820A and GeForce GT 630M - video card comparison
Passmark - benchmark score GeForce 820A vs GeForce GT 630M
GeForce 820A
572
GeForce GT 630M
556
GeForce 820A
GeForce GT 630M
Architecture
Fermi 2.0 (2010−2014)
Fermi (2010−2014)
GPU code name
GF117
N13P-GL/GL2
Market segment
Desktop
Laptop
Release date
March 2014
December 2011
Bus support
-
PCI Express 2.0
Interface
PCIe 2.0 x16
MXM-A (3.0)
Core clock speed
775 MHz
Up to 800 MHz
CUDA cores
-
96
Floating-point performance
297.6 gflops
253.4 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
585 million
585 million
Pipelines / CUDA cores
96
96
Power consumption (TDP)
15 Watt
33 Watt
Texture fill rate
12.40
Up to 12.8 billion/sec
Memory type
DDR3
DDR3\GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
64 Bit
Up to 128bit
Memory clock speed
1800 MHz
1800 MHz
Memory bandwidth
14.4 GB/s
Up to 32.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
12 (11_0)
12 (11_0)
CUDA
2.1
+
OpenCL
1.1
1.1
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
N/A
N/A
3D Blu-Ray
-
+
Optimus
-
+