NVS 300 and Radeon X800 CrossFire Edition - video card comparison
NVS 300
Radeon X800 CrossFire Edition
Architecture
Tesla 2.0 (2007−2013)
R400 (2004−2008)
GPU code name
GT218
R423
Market segment
Workstation
Desktop
Release date
January 2011
October 2005
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
None
Core clock speed
520 MHz
500 MHz
Floating-point performance
39.36 gflops
-
Manufacturing process technology
40 nm
130 nm
Number of transistors
260 million
160 million
Pipelines / CUDA cores
16
-
Power consumption (TDP)
18 Watt
-
Texture fill rate
4.160
8.000
Memory type
DDR3
GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1580 MHz
1000 MHz
Memory bandwidth
12.64 GB/s
32 GB/s
Display Connectors
1x DMS-59
2x DVI
DirectX
11.1 (10_1)
9.0b (9_2)
CUDA
1.2
-
OpenCL
1.1
N/A
OpenGL
3.3
2.0
Shader Model
4.1
-
Vulkan
N/A
N/A