GeForce 8800 GTX and Quadro K620 - video card comparison
Passmark - benchmark score GeForce 8800 GTX vs Quadro K620
GeForce 8800 GTX
608
Quadro K620
2297
GeForce 8800 GTX
Quadro K620
Architecture
Tesla (2006−2010)
Maxwell (2014−2018)
GPU code name
G80
GM107
Market segment
Desktop
Workstation
Release date
November 2006
July 2014
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
SLI options
+
-
Boost clock speed
-
1124 MHz
Core clock speed
576 MHz
1058 MHz
CUDA cores
575
-
Floating-point performance
345.6 gflops
863.2 gflops
Manufacturing process technology
90 nm
28 nm
Number of transistors
681 million
1,870 million
Pipelines / CUDA cores
128
384
Power consumption (TDP)
155 Watt
41 Watt
Texture fill rate
36.8 billion/sec
26.98
Memory type
GDDR3
128 Bit
Maximum RAM amount
768 MB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
900 MHz
1800 MHz
Memory bandwidth
86.4 GB/s
Up to 29 GB/s
Display Connectors
2x DVI, 1x S-Video
DVI-I DP
Number of simultaneous displays
-
4
DirectX
11.1 (10_0)
12
CUDA
+
5.0
OpenCL
1.1
1.2
OpenGL
3.3
4.5
Shader Model
4.0
5
Vulkan
N/A
+
3D Vision Pro
-
+
Mosaic
-
+
nView Desktop Management
-
+