ATI Radeon HD 2900 PRO vs ATI Radeon HD 2900 XT

Comparative analysis of ATI Radeon HD 2900 PRO and ATI Radeon HD 2900 XT 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 PRO

ATI Radeon HD 2900 XT

Differences

Reasons to consider the ATI Radeon HD 2900 PRO

Videocard is newer: launch date 6 month(s) later
Around 8% lower typical power consumption: 200 Watt vs 215 Watt

Launch date	12 December 2007 vs 14 May 2007
Thermal Design Power (TDP)	200 Watt vs 215 Watt

Reasons to consider the ATI Radeon HD 2900 XT

Around 24% higher core clock speed: 743 MHz vs 600 MHz
Around 24% higher texture fill rate: 11.89 GTexel / s vs 9.6 GTexel / s
Around 24% better floating-point performance: 475.5 gflops vs 384.0 gflops
Around 4% higher memory clock speed: 1656 MHz vs 1600 MHz
Around 5% better performance in PassMark - G3D Mark: 660 vs 628

Specifications (specs)
Core clock speed	743 MHz vs 600 MHz
Texture fill rate	11.89 GTexel / s vs 9.6 GTexel / s
Floating-point performance	475.5 gflops vs 384.0 gflops
Memory clock speed	1656 MHz vs 1600 MHz
Benchmarks
PassMark - G3D Mark	660 vs 628

Compare benchmarks

GPU 1: ATI Radeon HD 2900 PRO
GPU 2: ATI Radeon HD 2900 XT

PassMark - G3D Mark

GPU 1

GPU 2

628

660

PassMark - G2D Mark

GPU 1

GPU 2

397

Name	ATI Radeon HD 2900 PRO	ATI Radeon HD 2900 XT
PassMark - G3D Mark	628	660
PassMark - G2D Mark	397	397

Compare specifications (specs)

	ATI Radeon HD 2900 PRO	ATI Radeon HD 2900 XT
Essentials
Architecture	TeraScale	TeraScale
Code name	R600	R600
Launch date	12 December 2007	14 May 2007
Place in performance rating	379	375
Type	Desktop	Desktop
Launch price (MSRP)		$399
Technical info
Core clock speed	600 MHz	743 MHz
Floating-point performance	384.0 gflops	475.5 gflops
Manufacturing process technology	80 nm	80 nm
Pipelines	320	320
Texture fill rate	9.6 GTexel / s	11.89 GTexel / s
Thermal Design Power (TDP)	200 Watt	215 Watt
Transistor count	720 million	720 million
Video outputs and ports
Display Connectors	2x DVI, 1x S-Video	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 1.0 x16	PCIe 1.0 x16
Length	241 mm	241 mm
Supplementary power connectors	1x 8-pin	1x 6-pin + 1x 8-pin
API support
DirectX	10.0	10.0
OpenGL	3.3	3.3
Memory
Maximum RAM amount	512 MB	512 MB
Memory bandwidth	118.4 GB / s	106.0 GB / s
Memory bus width	512 Bit	512 Bit
Memory clock speed	1600 MHz	1656 MHz
Memory type	GDDR4	GDDR3