Radeon HD 6990M and GeForce MX250 - video card comparison
Radeon HD 6990M
GeForce MX250
Architecture
Terascale 2 (2009−2015)
Pascal (2016−2021)
GPU code name
Blackcomb XTX
N17S-G2
Market segment
Laptop
Laptop
Release date
July 2011
February 2019
Interface
MXM-B (3.0)
PCIe 3.0 x4
Supplementary power connectors
None
None
Boost clock speed
-
1582 MHz
Core clock speed
715 MHz
1518 MHz
Floating-point performance
1,601.6 gflops
-
Manufacturing process technology
40 nm
14 nm
Number of transistors
1,700 million
1,800 million
Pipelines / CUDA cores
1120
384
Power consumption (TDP)
100 Watt
10/25 Watt
Texture fill rate
40.04
24.91
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
900 MHz
7000 MHz
Memory bandwidth
115.2 GB/s
48.06 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (12_1)
CUDA
-
6.1
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
6.4
Vulkan
N/A
1.2