Intel Iris Pro Graphics P580 vs ATI Radeon HD 4870

Comparative analysis of Intel Iris Pro Graphics P580 and ATI Radeon HD 4870 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 Radeon HD 4870

Differences

Reasons to consider the Intel Iris Pro Graphics P580

Videocard is newer: launch date 7 year(s) 2 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 55 nm
10x lower typical power consumption: 15 Watt vs 150 Watt
128x more maximum memory size: 64 GB vs 512 MB
Around 63% better performance in PassMark - G3D Mark: 2231 vs 1367
11.1x better performance in PassMark - G2D Mark: 509 vs 46

Specifications (specs)
Launch date	1 September 2015 vs 25 June 2008
Manufacturing process technology	14 nm vs 55 nm
Thermal Design Power (TDP)	15 Watt vs 150 Watt
Maximum memory size	64 GB vs 512 MB
Benchmarks
PassMark - G3D Mark	2231 vs 1367
PassMark - G2D Mark	509 vs 46

Reasons to consider the ATI Radeon HD 4870

2.5x more core clock speed: 750 MHz vs 300 MHz
11.1x more pipelines: 800 vs 72
Around 5% better performance in GFXBench 4.0 - T-Rex (Frames): 3346 vs 3175
Around 5% better performance in GFXBench 4.0 - T-Rex (Fps): 3346 vs 3175

Specifications (specs)
Core clock speed	750 MHz vs 300 MHz
Pipelines	800 vs 72
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	3346 vs 3175
GFXBench 4.0 - T-Rex (Fps)	3346 vs 3175

Compare benchmarks

GPU 1: Intel Iris Pro Graphics P580
GPU 2: ATI Radeon HD 4870

PassMark - G3D Mark

GPU 1

GPU 2

2231

1367

PassMark - G2D Mark

GPU 1

GPU 2

509

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3175

3346

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3175

3346

Name	Intel Iris Pro Graphics P580	ATI Radeon HD 4870
PassMark - G3D Mark	2231	1367
PassMark - G2D Mark	509	46
Geekbench - OpenCL	10003
GFXBench 4.0 - Manhattan (Frames)	1671
GFXBench 4.0 - Manhattan (Fps)	1671
GFXBench 4.0 - T-Rex (Frames)	3175	3346
GFXBench 4.0 - T-Rex (Fps)	3175	3346

Compare specifications (specs)

	Intel Iris Pro Graphics P580	ATI Radeon HD 4870
Essentials
Architecture	Generation 9.0	TeraScale
Code name	Skylake GT4e	RV770
Launch date	1 September 2015	25 June 2008
Place in performance rating	665	1325
Type	Laptop	Desktop
Launch price (MSRP)		$299
Technical info
Boost clock speed	1000 MHz
Core clock speed	300 MHz	750 MHz
Manufacturing process technology	14 nm	55 nm
Pipelines	72	800
Thermal Design Power (TDP)	15 Watt	150 Watt
Transistor count	189 million	956 million
Floating-point performance		1,200.0 gflops
Texture fill rate		30 GTexel / s
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x1	PCIe 2.0 x16
Length		250 mm
Supplementary power connectors		2x 6-pin
API support
DirectX	12.0 (12_1)	10.1
OpenGL	4.6	3.3
Memory
Maximum RAM amount	64 GB	512 MB
Memory type	DDR3L / LPDDR3 / DDR4	GDDR5
Shared memory	1
Memory bandwidth		115.2 GB / s
Memory bus width		256 Bit
Memory clock speed		3600 MHz
Technologies
Quick Sync