Radeon HD 7450 OEM and HD Graphics P4000 - video card comparison
Radeon HD 7450 OEM
HD Graphics P4000
Architecture
TeraScale 2 (2009−2015)
Generation 7.0 (2012)
GPU code name
Caicos
Ivy Bridge GT2
Market segment
Desktop
Desktop
Release date
January 2012
May 2012
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
-
Boost clock speed
-
1250 MHz
Core clock speed
625 MHz
650 MHz
Floating-point performance
200.0 gflops
-
Manufacturing process technology
40 nm
22 nm
Number of transistors
370 million
1,200 million
Pipelines / CUDA cores
160
128
Power consumption (TDP)
18 Watt
45 Watt
Texture fill rate
5.000
20.00
Memory type
GDDR3
System Shared
Maximum RAM amount
512 MB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
1066 MHz
System Shared
Memory bandwidth
8.528 GB/s
-
Display Connectors
1x DVI, 1x HDMI
No outputs
HDMI
+
-
DirectX
11.2 (11_0)
11.1 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.0
Shader Model
5.0
5.0
Vulkan
N/A
1.1.80