Radeon X1800 CrossFire Edition: specs and benchmarks

Summary

ATI started Radeon X1800 CrossFire Edition sales 20 December 2005. 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. 512 MB of GDDR3 memory clocked at 0.7 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 44.8 GB/s.

Compatibility-wise, this is a dual-slot graphics card attached via PCIe 1.0 x16 interface. 1x 6-pin power connector is required, and power consumption is at 113 Watt.

Primary details

Some basic facts about Radeon X1800 CrossFire Edition: 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	R520
Market segment	Desktop
Release date	20 December 2005 (18 years ago)

Detailed specifications

Radeon X1800 CrossFire Edition's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon X1800 CrossFire Edition's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Core clock speed	600 MHz	of 2800 MHz (Playstation 5 Pro GPU)
Number of transistors	321 million	of 208,000 million (B200 SXM 192 GB)
Manufacturing process technology	90 nm	of 3 nm (Arc Graphics 140V)
Power consumption (TDP)	113 Watt	of 2400 Watt (Data Center GPU Max Subsystem)
Texture fill rate	9.600	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 X1800 CrossFire Edition 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
Width	2-slot
Supplementary power connectors	1x 6-pin

VRAM capacity and type

Parameters of memory installed on Radeon X1800 CrossFire Edition: 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	512 MB	of 294912 (Radeon Instinct MI325X)
Memory bus width	256 Bit	of 8192 Bit (Radeon Instinct MI250X)
Memory clock speed	700 MHz	of 20000 (RTX 5000 Ada Generation Mobile)
Memory bandwidth	44.8 GB/s	of 5,171 GB/s (Radeon Instinct MI300X)

Connectivity and outputs

Types and number of video connectors present on Radeon X1800 CrossFire Edition. 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 X1800 CrossFire Edition, sometimes including their particular versions.

DirectX	9.0c (9_3)
Shader Model	3.0
OpenGL	2.0	of 4.6 (GeForce RTX 4090)
OpenCL	N/A
Vulkan	N/A

Benchmark performance

Synthetic benchmark performance of Radeon X1800 CrossFire Edition. The combined score is measured on a 0-100 point scale.

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