ATI Radeon HD 2900 PRO vs ATI Radeon X1800 GTO²

Comparative analysis of ATI Radeon HD 2900 PRO and ATI Radeon X1800 GTO² 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 X1800 GTO²

Differences

Reasons to consider the ATI Radeon HD 2900 PRO

Videocard is newer: launch date 1 year(s) 9 month(s) later
Around 20% higher core clock speed: 600 MHz vs 500 MHz
Around 60% higher texture fill rate: 9.6 GTexel / s vs 6 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 80 nm vs 90 nm
Around 62% higher memory clock speed: 1600 MHz vs 990 MHz
4.5x better performance in PassMark - G3D Mark: 628 vs 141

Specifications (specs)
Launch date	12 December 2007 vs 1 March 2006
Core clock speed	600 MHz vs 500 MHz
Texture fill rate	9.6 GTexel / s vs 6 GTexel / s
Manufacturing process technology	80 nm vs 90 nm
Memory clock speed	1600 MHz vs 990 MHz
Benchmarks
PassMark - G3D Mark	628 vs 141

Reasons to consider the ATI Radeon X1800 GTO²

Around 5% better performance in PassMark - G2D Mark: 415 vs 397

Benchmarks
PassMark - G2D Mark	415 vs 397

Compare benchmarks

GPU 1: ATI Radeon HD 2900 PRO
GPU 2: ATI Radeon X1800 GTO²

PassMark - G3D Mark

GPU 1

GPU 2

628

141

PassMark - G2D Mark

GPU 1

GPU 2

397

415

Name	ATI Radeon HD 2900 PRO	ATI Radeon X1800 GTO²
PassMark - G3D Mark	628	141
PassMark - G2D Mark	397	415

Compare specifications (specs)

	ATI Radeon HD 2900 PRO	ATI Radeon X1800 GTO²
Essentials
Architecture	TeraScale	R500
Code name	R600	R520
Launch date	12 December 2007	1 March 2006
Place in performance rating	386	383
Type	Desktop	Desktop
Technical info
Core clock speed	600 MHz	500 MHz
Floating-point performance	384.0 gflops
Manufacturing process technology	80 nm	90 nm
Pipelines	320
Texture fill rate	9.6 GTexel / s	6 GTexel / s
Thermal Design Power (TDP)	200 Watt
Transistor count	720 million	321 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
API support
DirectX	10.0	9.0c
OpenGL	3.3	2.0
Memory
Maximum RAM amount	512 MB	512 MB
Memory bandwidth	118.4 GB / s	31.7 GB / s
Memory bus width	512 Bit	256 Bit
Memory clock speed	1600 MHz	990 MHz
Memory type	GDDR4	GDDR3