ATI Radeon HD 2900 PRO vs ATI Radeon X1900 GT

Comparative analysis of ATI Radeon HD 2900 PRO and ATI Radeon X1900 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 PRO

ATI Radeon X1900 GT

Differences

Reasons to consider the ATI Radeon HD 2900 PRO

Videocard is newer: launch date 1 year(s) 7 month(s) later
Around 4% higher core clock speed: 600 MHz vs 575 MHz
Around 39% higher texture fill rate: 9.6 GTexel / s vs 6.9 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 80 nm vs 90 nm
2x more maximum memory size: 512 MB vs 256 MB
Around 33% higher memory clock speed: 1600 MHz vs 1200 MHz
4.3x better performance in PassMark - G3D Mark: 628 vs 146

Specifications (specs)
Launch date	12 December 2007 vs 1 May 2006
Core clock speed	600 MHz vs 575 MHz
Texture fill rate	9.6 GTexel / s vs 6.9 GTexel / s
Manufacturing process technology	80 nm vs 90 nm
Maximum memory size	512 MB vs 256 MB
Memory clock speed	1600 MHz vs 1200 MHz
Benchmarks
PassMark - G3D Mark	628 vs 146

Reasons to consider the ATI Radeon X1900 GT

2.7x lower typical power consumption: 75 Watt vs 200 Watt
Around 3% better performance in PassMark - G2D Mark: 409 vs 397

Specifications (specs)
Thermal Design Power (TDP)	75 Watt vs 200 Watt
Benchmarks
PassMark - G2D Mark	409 vs 397

Compare benchmarks

GPU 1: ATI Radeon HD 2900 PRO
GPU 2: ATI Radeon X1900 GT

PassMark - G3D Mark

GPU 1

GPU 2

628

146

PassMark - G2D Mark

GPU 1

GPU 2

397

409

Name	ATI Radeon HD 2900 PRO	ATI Radeon X1900 GT
PassMark - G3D Mark	628	146
PassMark - G2D Mark	397	409

Compare specifications (specs)

	ATI Radeon HD 2900 PRO	ATI Radeon X1900 GT
Essentials
Architecture	TeraScale	R500
Code name	R600	R580
Launch date	12 December 2007	1 May 2006
Place in performance rating	381	388
Type	Desktop	Desktop
Technical info
Core clock speed	600 MHz	575 MHz
Floating-point performance	384.0 gflops
Manufacturing process technology	80 nm	90 nm
Pipelines	320
Texture fill rate	9.6 GTexel / s	6.9 GTexel / s
Thermal Design Power (TDP)	200 Watt	75 Watt
Transistor count	720 million	384 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
Supplementary power connectors	1x 8-pin	1x 6-pin
API support
DirectX	10.0	9.0c
OpenGL	3.3	2.0
Memory
Maximum RAM amount	512 MB	256 MB
Memory bandwidth	118.4 GB / s	38.4 GB / s
Memory bus width	512 Bit	256 Bit
Memory clock speed	1600 MHz	1200 MHz
Memory type	GDDR4	GDDR3