GeForce GTX 570 and GeForce 820M - video card comparison
Passmark - benchmark score GeForce GTX 570 vs GeForce 820M
GeForce GTX 570
4046
GeForce 820M
511
GeForce GTX 570
GeForce 820M
Architecture
Fermi (2010−2014)
Fermi (2010−2014)
GPU code name
GF110
N15V-GM
Market segment
Desktop
Laptop
Release date
December 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
Two 6-pin
-
SLI options
+
-
Core clock speed
732 MHz
775 MHz
CUDA cores
480
-
Floating-point performance
1,405.4 gflops
240.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
3,000 million
585 million
Pipelines / CUDA cores
480
96
Power consumption (TDP)
219 Watt
15 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
43.9 billion/sec
10.00
Memory type
GDDR5
DDR3
Maximum RAM amount
1280 MB
2 GB
Memory bus width
320 Bit
64 Bit
Memory clock speed
1900 MHz (3800 data rate)
1800 MHz
Memory bandwidth
152.0 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
Mini HDMITwo Dual Link DVI
No outputs
Multi monitor support
+
-
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
-
+