ATI Mobility Radeon HD 4870 vs ATI Radeon 2100 IGP

Comparative analysis of ATI Mobility Radeon HD 4870 and ATI Radeon 2100 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

ATI Mobility Radeon HD 4870

ATI Radeon 2100 IGP

Differences

Reasons to consider the ATI Mobility Radeon HD 4870

Videocard is newer: launch date 10 month(s) later
Around 38% higher core clock speed: 550 MHz vs 400 MHz
12x better performance in PassMark - G3D Mark: 720 vs 60
Around 45% better performance in PassMark - G2D Mark: 416 vs 286

Specifications (specs)
Launch date	9 January 2009 vs 4 March 2008
Core clock speed	550 MHz vs 400 MHz
Benchmarks
PassMark - G3D Mark	720 vs 60
PassMark - G2D Mark	416 vs 286

Compare benchmarks

GPU 1: ATI Mobility Radeon HD 4870
GPU 2: ATI Radeon 2100 IGP

PassMark - G3D Mark

GPU 1

GPU 2

720

PassMark - G2D Mark

GPU 1

GPU 2

416

286

Name	ATI Mobility Radeon HD 4870	ATI Radeon 2100 IGP
PassMark - G3D Mark	720	60
PassMark - G2D Mark	416	286
GFXBench 4.0 - T-Rex (Frames)	3350
GFXBench 4.0 - T-Rex (Fps)	3350

Compare specifications (specs)

	ATI Mobility Radeon HD 4870	ATI Radeon 2100 IGP
Essentials
Architecture	TeraScale	R400
Code name	M98	RS740
Launch date	9 January 2009	4 March 2008
Place in performance rating	607	608
Type	Laptop	Desktop
Technical info
Core clock speed	550 MHz	400 MHz
Floating-point performance	880.0 gflops
Manufacturing process technology	55 nm	55 nm
Pipelines	800
Texture fill rate	22 GTexel / s
Transistor count	956 million	120 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 1.0 x16
Laptop size	large
API support
DirectX	10.1	9.0b
OpenGL	3.3	2.0
Memory
Maximum RAM amount	512 MB
Memory bandwidth	56.8 GB / s
Memory bus width	256 Bit
Memory clock speed	1776 MHz
Memory type	GDDR5
Shared memory	0
Technologies
1x Dual-Link/Single-Link DVI
1x Single-Link DVI Support (all display ports have to be supported by the laptop manufacturer)
DisplayPort support up to 2560x1600
HDMI support up to 1920x1080 (both with 7.1 AC3 Audio)
PCI-E 2.0 x16
Powerplay