Intel Iris Pro Graphics P580 vs ATI Mobility Radeon HD 4270 IGP

Comparative analysis of Intel Iris Pro Graphics P580 and ATI Mobility Radeon HD 4270 IGP videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Iris Pro Graphics P580

ATI Mobility Radeon HD 4270 IGP

Differences

Reasons to consider the Intel Iris Pro Graphics P580

Videocard is newer: launch date 5 year(s) 4 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 55 nm
24x better performance in PassMark - G3D Mark: 2231 vs 93
Around 80% better performance in PassMark - G2D Mark: 509 vs 282

Specifications (specs)
Launch date	1 September 2015 vs 1 May 2010
Manufacturing process technology	14 nm vs 55 nm
Benchmarks
PassMark - G3D Mark	2231 vs 93
PassMark - G2D Mark	509 vs 282

Reasons to consider the ATI Mobility Radeon HD 4270 IGP

Around 97% higher core clock speed: 590 MHz vs 300 MHz

Core clock speed	590 MHz vs 300 MHz

Compare benchmarks

GPU 1: Intel Iris Pro Graphics P580
GPU 2: ATI Mobility Radeon HD 4270 IGP

PassMark - G3D Mark

GPU 1

GPU 2

2231

PassMark - G2D Mark

GPU 1

GPU 2

509

282

Name	Intel Iris Pro Graphics P580	ATI Mobility Radeon HD 4270 IGP
PassMark - G3D Mark	2231	93
PassMark - G2D Mark	509	282
Geekbench - OpenCL	10003
GFXBench 4.0 - Manhattan (Frames)	1671
GFXBench 4.0 - Manhattan (Fps)	1671
GFXBench 4.0 - T-Rex (Frames)	3175
GFXBench 4.0 - T-Rex (Fps)	3175

Compare specifications (specs)

	Intel Iris Pro Graphics P580	ATI Mobility Radeon HD 4270 IGP
Essentials
Architecture	Generation 9.0	TeraScale
Code name	Skylake GT4e	RS880
Launch date	1 September 2015	1 May 2010
Place in performance rating	666	584
Type	Laptop	Desktop
Technical info
Boost clock speed	1000 MHz
Core clock speed	300 MHz	590 MHz
Manufacturing process technology	14 nm	55 nm
Pipelines	72
Thermal Design Power (TDP)	15 Watt
Transistor count	189 million	181 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x1	PCIe 1.0 x16
Supplementary power connectors		None
API support
DirectX	12.0 (12_1)	10.1
OpenGL	4.6	3.3
Memory
Maximum RAM amount	64 GB
Memory type	DDR3L / LPDDR3 / DDR4
Shared memory	1
Technologies
Quick Sync