Radeon HD 6990M Crossfire and GeForce MX330 - video card comparison
Radeon HD 6990M Crossfire
GeForce MX330
Architecture
Terascale 2 (2009−2015)
Pascal (2016−2021)
GPU code name
Blackcomb XTX
N17S-LP / N17S-G3
Market segment
Laptop
Laptop
Release date
July 2011
February 2020
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
None
Boost clock speed
-
1594 MHz
Core clock speed
715 MHz
1531 MHz
Manufacturing process technology
40 nm
14 nm
Number of transistors
2x1700 Million
1,800 million
Pipelines / CUDA cores
2240
384
Power consumption (TDP)
-
25 Watt (12 - 25 Watt TGP)
Texture fill rate
-
38.26
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x2 GB
2 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
900 MHz
7000 MHz
Memory bandwidth
-
48.06 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
11
12 (12_1)
CUDA
-
6.1
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
6.4
Vulkan
-
1.2.131
Optimus
-
+