GeForce 820M and FireGL V8600 - video card comparison
GeForce 820M
FireGL V8600
Architecture
Fermi (2010−2014)
TeraScale (2005−2013)
GPU code name
N15V-GM
R600
Market segment
Laptop
Workstation
Release date
January 2014
May 2007
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
-
1x 6-pin + 1x 8-pin
Core clock speed
775 MHz
688 MHz
Floating-point performance
240.0 gflops
440.3 gflops
Manufacturing process technology
28 nm
80 nm
Number of transistors
585 million
720 million
Pipelines / CUDA cores
96
320
Power consumption (TDP)
15 Watt
159 Watt
Texture fill rate
10.00
11.01
Memory type
DDR3
GDDR4
Maximum RAM amount
2 GB
1 GB
Memory bus width
64 Bit
512 Bit
Memory clock speed
1800 MHz
1736 MHz
Memory bandwidth
14.4 GB/s
111.1 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x DisplayPort, 1x S-Video
DirectX
12 (11_0)
10.0 (10_0)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
3.3
Shader Model
5.1
4.0
Vulkan
N/A
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-