GeForce 940MX and HD Graphics 2500 - video card comparison
GeForce 940MX
HD Graphics 2500
Architecture
Maxwell (2014−2018)
Gen. 7 Ivy Bridge (2011−2012)
GPU code name
N16S-GTR-B/S
Ivy Bridge GT1
Market segment
Laptop
Laptop
Release date
March 2016
April 2012
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 1.0 x16
Supplementary power connectors
None
-
Boost clock speed
1242 MHz
1150 MHz
Core clock speed
1122 MHz
650 MHz
Floating-point performance
762.6 gflops
13.8 gflops
Manufacturing process technology
28 nm
22 nm
Number of transistors
1,870 million
392 million
Pipelines / CUDA cores
384
6
Power consumption (TDP)
23 Watt
unknown
Texture fill rate
23.83
6.900
Memory type
DDR3, GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
64 Bit
64/128 Bit
Memory clock speed
4000 MHz
System Shared
Memory bandwidth
40.1 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
11.1 (11_0)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.5
4.0
Shader Model
5.1
5.0
Vulkan
1.1
1.1.80
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-