ATI Radeon X1900 GT vs ATI Radeon X1800 GTO²

Comparative analysis of ATI Radeon X1900 GT 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 X1900 GT

ATI Radeon X1800 GTO²

Differences

Reasons to consider the ATI Radeon X1900 GT

Videocard is newer: launch date 2 month(s) later
Around 15% higher core clock speed: 575 MHz vs 500 MHz
Around 15% higher texture fill rate: 6.9 GTexel / s vs 6 GTexel / s
Around 21% higher memory clock speed: 1200 MHz vs 990 MHz
Around 4% better performance in PassMark - G3D Mark: 146 vs 141

Specifications (specs)
Launch date	1 May 2006 vs 1 March 2006
Core clock speed	575 MHz vs 500 MHz
Texture fill rate	6.9 GTexel / s vs 6 GTexel / s
Memory clock speed	1200 MHz vs 990 MHz
Benchmarks
PassMark - G3D Mark	146 vs 141

Reasons to consider the ATI Radeon X1800 GTO²

2x more maximum memory size: 512 MB vs 256 MB
Around 1% better performance in PassMark - G2D Mark: 415 vs 409

Specifications (specs)
Maximum memory size	512 MB vs 256 MB
Benchmarks
PassMark - G2D Mark	415 vs 409

Compare benchmarks

GPU 1: ATI Radeon X1900 GT
GPU 2: ATI Radeon X1800 GTO²

PassMark - G3D Mark

GPU 1

GPU 2

146

141

PassMark - G2D Mark

GPU 1

GPU 2

409

415

Name	ATI Radeon X1900 GT	ATI Radeon X1800 GTO²
PassMark - G3D Mark	146	141
PassMark - G2D Mark	409	415

Compare specifications (specs)

	ATI Radeon X1900 GT	ATI Radeon X1800 GTO²
Essentials
Architecture	R500	R500
Code name	R580	R520
Launch date	1 May 2006	1 March 2006
Place in performance rating	388	385
Type	Desktop	Desktop
Technical info
Core clock speed	575 MHz	500 MHz
Manufacturing process technology	90 nm	90 nm
Texture fill rate	6.9 GTexel / s	6 GTexel / s
Thermal Design Power (TDP)	75 Watt
Transistor count	384 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
Supplementary power connectors	1x 6-pin
API support
DirectX	9.0c	9.0c
OpenGL	2.0	2.0
Memory
Maximum RAM amount	256 MB	512 MB
Memory bandwidth	38.4 GB / s	31.7 GB / s
Memory bus width	256 Bit	256 Bit
Memory clock speed	1200 MHz	990 MHz
Memory type	GDDR3	GDDR3