HD Graphics 2500 and GeForce 405M - video card comparison
HD Graphics 2500
GeForce 405M
Architecture
Gen. 7 Ivy Bridge (2011−2012)
GT2xx (2009−2012)
GPU code name
Ivy Bridge GT1
GT218
Market segment
Laptop
Laptop
Release date
April 2012
May 2012
Bus support
-
PCI-E 2.0
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Boost clock speed
1150 MHz
-
Core clock speed
650 MHz
606 MHz
CUDA cores
-
16
Floating-point performance
13.8 gflops
38.78 gflops
Gigaflops
-
73
Manufacturing process technology
22 nm
40 nm
Number of transistors
392 million
260 million
Pipelines / CUDA cores
6
16
Power consumption (TDP)
unknown
14 Watt
Texture fill rate
6.900
4.848
Memory type
System Shared
GDDR3, DDR3
Maximum RAM amount
System Shared
Up to 512 MB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
System Shared
Up to 800 (DDR3), Up to 800 (GDDR3) MHz
Memory bandwidth
-
25.6 GB/s
Shared memory
+
-
Display Connectors
No outputs
DisplayPort, HDMI, VGA, Dual Link DVI, Single Link DVI
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
DirectX
11.1 (11_0)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.0
4.5
Shader Model
5.0
4.1
Vulkan
1.1.80
N/A
Power management
-
8.0