Radeon HD 6990M and Quadro K3000M - video card comparison
Radeon HD 6990M
Quadro K3000M
Architecture
Terascale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
Blackcomb XTX
N14E-Q1
Market segment
Laptop
Mobile workstation
Release date
July 2011
June 2012
Interface
MXM-B (3.0)
MXM-B (3.0)
Supplementary power connectors
None
-
Core clock speed
715 MHz
654 MHz
Floating-point performance
1,601.6 gflops
753.4 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,700 million
3,540 million
Pipelines / CUDA cores
1120
576
Power consumption (TDP)
100 Watt
75 Watt
Texture fill rate
40.04
31.39
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
900 MHz
2800 MHz
Memory bandwidth
115.2 GB/s
89.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
+
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
+
Optimus
-
+