GeForce GTS 450 and GeForce 820M - video card comparison
Passmark - benchmark score GeForce GTS 450 vs GeForce 820M
GeForce GTS 450
1359
GeForce 820M
511
GeForce GTS 450
GeForce 820M
Architecture
Fermi (2010−2014)
Fermi (2010−2014)
GPU code name
GF106
N15V-GM
Market segment
Desktop
Laptop
Release date
September 2010
January 2014
Bus support
PCI-E 2.0 x 16
PCI Express 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
6-pin
-
SLI options
+
-
Core clock speed
783 MHz
775 MHz
CUDA cores
192
-
Floating-point performance
601.3 gflops
240.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,170 million
585 million
Pipelines / CUDA cores
192
96
Power consumption (TDP)
106 Watt
15 Watt
Maximum GPU temperature
100 °C
-
Texture fill rate
25.1 billion/sec
10.00
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1804 (3608 data rate) MHz
1800 MHz
Memory bandwidth
57.7 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
Mini HDMITwo Dual Link DVI
No outputs
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.2
4.5
Shader Model
5.1
5.1
Vulkan
N/A
N/A
GameWorks
-
+
GPU Boost
-
2.0
Optimus
-
+