Radeon R7 Graphics and HD Graphics P4000 - video card comparison
Radeon R7 Graphics
HD Graphics P4000
Architecture
GCN 2.0 (2013−2017)
Generation 7.0 (2012)
GPU code name
Spectre
Ivy Bridge GT2
Market segment
Desktop
Desktop
Release date
January 2014
May 2012
Interface
IGP
PCIe 1.0 x16
Boost clock speed
980 MHz
1250 MHz
Core clock speed
686 MHz
650 MHz
Floating-point performance
526.8 gflops
-
Manufacturing process technology
28 nm
22 nm
Number of transistors
2,410 million
1,200 million
Pipelines / CUDA cores
512
128
Power consumption (TDP)
15 Watt
45 Watt
Texture fill rate
31.36
20.00
Memory type
System Shared
System Shared
Maximum RAM amount
System Shared
System Shared
Memory bus width
System Shared
System Shared
Memory clock speed
System Shared
System Shared
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
11.1 (11_0)
OpenCL
2.0
1.2
OpenGL
4.6
4.0
Shader Model
6.0
5.0
Vulkan
1.2.131
1.1.80