GeForce 820M and GeForce 320M - video card comparison
Passmark - benchmark score GeForce 820M vs GeForce 320M
GeForce 820M
511
GeForce 320M
215
GeForce 820M
GeForce 320M
Architecture
Fermi (2010−2014)
GT2xx (2009−2012)
GPU code name
N15V-GM
MCP89
Market segment
Laptop
Laptop
Release date
January 2014
April 2010
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
775 MHz
450 MHz
Floating-point performance
240.0 gflops
-
Manufacturing process technology
28 nm
40 nm
Number of transistors
585 million
486 million
Pipelines / CUDA cores
96
32
Power consumption (TDP)
15 Watt
23 Watt
Texture fill rate
10.00
7.200
Memory type
DDR3
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
1800 MHz
System Shared
Memory bandwidth
14.4 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
11.1 (10_1)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-