ATI Radeon HD 5830 vs ATI Mobility Radeon HD 4870

Comparative analysis of ATI Radeon HD 5830 and ATI Mobility 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, 3DMark Fire Strike - Graphics Score, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

ATI Radeon HD 5830

ATI Mobility Radeon HD 4870

Differences

Reasons to consider the ATI Radeon HD 5830

Videocard is newer: launch date 1 year(s) 1 month(s) later
Around 45% higher core clock speed: 800 MHz vs 550 MHz
2x more texture fill rate: 44.8 GTexel / s vs 22 GTexel / s
Around 40% higher pipelines: 1120 vs 800
2x better floating-point performance: 1,792.0 gflops vs 880.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
2x more maximum memory size: 1 GB vs 512 MB
2.3x more memory clock speed: 4000 MHz vs 1776 MHz
2.4x better performance in PassMark - G3D Mark: 1734 vs 720

Specifications (specs)
Launch date	25 February 2010 vs 9 January 2009
Core clock speed	800 MHz vs 550 MHz
Texture fill rate	44.8 GTexel / s vs 22 GTexel / s
Pipelines	1120 vs 800
Floating-point performance	1,792.0 gflops vs 880.0 gflops
Manufacturing process technology	40 nm vs 55 nm
Maximum memory size	1 GB vs 512 MB
Memory clock speed	4000 MHz vs 1776 MHz
Benchmarks
PassMark - G3D Mark	1734 vs 720

Reasons to consider the ATI Mobility Radeon HD 4870

Around 4% better performance in PassMark - G2D Mark: 416 vs 399

Benchmarks
PassMark - G2D Mark	416 vs 399

Compare benchmarks

GPU 1: ATI Radeon HD 5830
GPU 2: ATI Mobility Radeon HD 4870

PassMark - G3D Mark

GPU 1

GPU 2

1734

720

PassMark - G2D Mark

GPU 1

GPU 2

399

416

Name	ATI Radeon HD 5830	ATI Mobility Radeon HD 4870
PassMark - G3D Mark	1734	720
PassMark - G2D Mark	399	416
3DMark Fire Strike - Graphics Score	0
GFXBench 4.0 - T-Rex (Frames)		3350
GFXBench 4.0 - T-Rex (Fps)		3350

Compare specifications (specs)

	ATI Radeon HD 5830	ATI Mobility Radeon HD 4870
Essentials
Architecture	TeraScale 2	TeraScale
Code name	Cypress	M98
Design	ATI Radeon HD 5000 Series
Launch date	25 February 2010	9 January 2009
Place in performance rating	537	591
Type	Desktop	Laptop
Technical info
Boost clock speed	800 MHz
Core clock speed	800 MHz	550 MHz
Floating-point performance	1,792.0 gflops	880.0 gflops
Manufacturing process technology	40 nm	55 nm
Pipelines	1120	800
Texture fill rate	44.8 GTexel / s	22 GTexel / s
Thermal Design Power (TDP)	175 Watt
Transistor count	2,154 million	956 million
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	No outputs
DisplayPort support
Dual-link DVI support
HDMI
VGA
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	282 mm
Supplementary power connectors	2x 6-pin
Laptop size		large
API support
DirectX	11	10.1
OpenGL	4.4	3.3
Memory
Maximum RAM amount	1 GB	512 MB
Memory bandwidth	128.0 GB / s	56.8 GB / s
Memory bus width	256 Bit	256 Bit
Memory clock speed	4000 MHz	1776 MHz
Memory type	GDDR5	GDDR5
Shared memory		0
Technologies
AMD Eyefinity
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