ATI Radeon HD 2900 XT vs ATI Radeon X800 GT

Comparative analysis of ATI Radeon HD 2900 XT and ATI Radeon X800 GT videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark.

ATI Radeon HD 2900 XT

ATI Radeon X800 GT

Differences

Reasons to consider the ATI Radeon HD 2900 XT

Videocard is newer: launch date 1 year(s) 6 month(s) later
Around 56% higher core clock speed: 743 MHz vs 475 MHz
3.1x more texture fill rate: 11.89 GTexel / s vs 3.8 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 80 nm vs 110 nm
4x more maximum memory size: 512 MB vs 128 MB
Around 68% higher memory clock speed: 1656 MHz vs 986 MHz
7.9x better performance in PassMark - G3D Mark: 660 vs 84

Specifications (specs)
Launch date	14 May 2007 vs 1 November 2005
Core clock speed	743 MHz vs 475 MHz
Texture fill rate	11.89 GTexel / s vs 3.8 GTexel / s
Manufacturing process technology	80 nm vs 110 nm
Maximum memory size	512 MB vs 128 MB
Memory clock speed	1656 MHz vs 986 MHz
Benchmarks
PassMark - G3D Mark	660 vs 84

Reasons to consider the ATI Radeon X800 GT

5.4x lower typical power consumption: 40 Watt vs 215 Watt
Around 7% better performance in PassMark - G2D Mark: 423 vs 397

Specifications (specs)
Thermal Design Power (TDP)	40 Watt vs 215 Watt
Benchmarks
PassMark - G2D Mark	423 vs 397

Compare benchmarks

GPU 1: ATI Radeon HD 2900 XT
GPU 2: ATI Radeon X800 GT

PassMark - G3D Mark

GPU 1

GPU 2

660

PassMark - G2D Mark

GPU 1

GPU 2

397

423

Name	ATI Radeon HD 2900 XT	ATI Radeon X800 GT
PassMark - G3D Mark	660	84
PassMark - G2D Mark	397	423

Compare specifications (specs)

	ATI Radeon HD 2900 XT	ATI Radeon X800 GT
Essentials
Architecture	TeraScale	R400
Code name	R600	R430
Launch date	14 May 2007	1 November 2005
Launch price (MSRP)	$399
Place in performance rating	375	370
Type	Desktop	Desktop
Technical info
Core clock speed	743 MHz	475 MHz
Floating-point performance	475.5 gflops
Manufacturing process technology	80 nm	110 nm
Pipelines	320
Texture fill rate	11.89 GTexel / s	3.8 GTexel / s
Thermal Design Power (TDP)	215 Watt	40 Watt
Transistor count	720 million	160 million
Video outputs and ports
Display Connectors	2x DVI, 1x S-Video	1x DVI, 1x VGA, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 1.0 x16	PCIe 1.0 x16
Length	241 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin	None
API support
DirectX	10.0	9.0b
OpenGL	3.3	2.0
Memory
Maximum RAM amount	512 MB	128 MB
Memory bandwidth	106.0 GB / s	31.55 GB / s
Memory bus width	512 Bit	256 Bit
Memory clock speed	1656 MHz	986 MHz
Memory type	GDDR3	DDR