Radeon X1900 XT: specs and benchmarks

Summary

ATI started Radeon X1900 XT sales 24 January 2006 at a recommended price of $299 . This is a desktop graphics card based on a R500 architecture and made with 90 nm manufacturing process. It is primarily aimed at gamer market. 256 MB of GDDR3 memory clocked at 0.73 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 46.4 GB/s.

Compatibility-wise, this is a dual-slot graphics card attached via PCIe 1.0 x16 interface. Its manufacturer default version has a length of 242 mm. 1x 6-pin power connector is required, and power consumption is at 100 Watt.

Primary details

Some basic facts about Radeon X1900 XT: architecture, market segment, release date etc.

Place in the ranking	not rated
Place by popularity	not in top-100
Architecture	R500 (2005−2007)
GPU code name	R580
Market segment	Desktop
Release date	24 January 2006 (18 years ago)
Launch price (MSRP)	$299	of 14,999 (Quadro Plex 7000)

Detailed specifications

Radeon X1900 XT's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon X1900 XT's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Core clock speed	625 MHz	of 2800 MHz (Playstation 5 Pro GPU)
Number of transistors	384 million	of 208,000 million (B200 SXM 192 GB)
Manufacturing process technology	90 nm	of 3 nm (Arc Graphics 140V)
Power consumption (TDP)	100 Watt	of 2400 Watt (Data Center GPU Max Subsystem)
Texture fill rate	10.00	of 2,554 (Radeon Instinct MI300X)
ROPs	16	of 192 (Radeon RX 7900 XTX)
TMUs	16	of 1280 (Data Center GPU Max NEXT)

Form factor & compatibility

This section provides details about the physical dimensions of Radeon X1900 XT and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).

Interface	PCIe 1.0 x16
Length	242 mm
Width	2-slot
Supplementary power connectors	1x 6-pin

VRAM capacity and type

Parameters of memory installed on Radeon X1900 XT: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.

Memory type	GDDR3
Maximum RAM amount	256 MB	of 294912 (Radeon Instinct MI325X)
Memory bus width	256 Bit	of 8192 Bit (Radeon Instinct MI250X)
Memory clock speed	725 MHz	of 20000 (RTX 5000 Ada Generation Mobile)
Memory bandwidth	46.4 GB/s	of 5,171 GB/s (Radeon Instinct MI300X)

Connectivity and outputs

Types and number of video connectors present on Radeon X1900 XT. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.

Display Connectors

2x DVI, 1x S-Video

API compatibility

APIs supported by Radeon X1900 XT, sometimes including their particular versions.

DirectX	9.0c (9_3)
Shader Model	3.0
OpenGL	2.1 (full) 3.0 (partial)	of 4.6 (GeForce RTX 4090)
OpenCL	N/A
Vulkan	N/A

Benchmark performance

Synthetic benchmark performance of Radeon X1900 XT. The combined score is measured on a 0-100 point scale.

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