Radeon HD 2900 PRO and Tegra K1 GPU - video card comparison
Radeon HD 2900 PRO
Tegra K1 GPU
Architecture
TeraScale (2005−2013)
Kepler 2.0 (2013−2015)
GPU code name
R600
GK20A
Market segment
Desktop
Desktop
Release date
December 2007
October 2014
Interface
PCIe 1.0 x16
IGP
Supplementary power connectors
1x 8-pin
-
Boost clock speed
-
951 MHz
Core clock speed
600 MHz
-
Floating-point performance
384.0 gflops
-
Manufacturing process technology
80 nm
28 nm
Number of transistors
720 million
-
Pipelines / CUDA cores
320
192
Power consumption (TDP)
200 Watt
8 Watt
Texture fill rate
9.600
7.608
Memory type
GDDR3
System Shared
Maximum RAM amount
512 MB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
1600 MHz
System Shared
Memory bandwidth
51.2 GB/s
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.0 (10_0)
12 (11_0)
CUDA
-
3.2
OpenCL
N/A
N/A
OpenGL
3.3
ES 3.1
Shader Model
4.0
5.1
Vulkan
N/A
1.1