GeForce GT 820M and GeForce 615 - video card comparison
Passmark - benchmark score GeForce GT 820M vs GeForce 615
GeForce GT 820M
584
GeForce 615
561
GeForce GT 820M
GeForce 615
Architecture
Fermi 2.0 (2010−2014)
Fermi (2010−2014)
GPU code name
GF117
GF108
Market segment
Desktop
Desktop
Release date
November 2013
May 2012
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
775 MHz
660 MHz
Floating-point performance
297.6 gflops
126.7 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
585 million
585 million
Pipelines / CUDA cores
96
48
Power consumption (TDP)
15 Watt
49 Watt
Texture fill rate
12.40
5.280
Memory type
DDR3
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
1800 MHz
1800 MHz
Memory bandwidth
14.4 GB/s
28.8 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (11_0)
CUDA
2.1
2.1
OpenCL
1.1
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
N/A
N/A