AMD · Radeon

AMD RADEON X800 XT Platinum Edition

The AMD RADEON X800 XT Platinum Edition is a graphics card released on May 5, 2004. It has 256 MB of GDDR3 memory, 35.8 GB/s of memory bandwidth and a boost clock of 520 MHz. It scores 81 in the PassMark G3D benchmark. It supports DirectX 9.0b and OpenGL 2.

R423 (thor)

5/10 key specs recorded · 20 facts

Depth: 27 recorded fields

Specification data last verified October 1, 2026 against PassMark Videocard Benchmark and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 5 of 10 tracked specifications recorded.

PassMark Videocard Benchmark Wikipedia GPU list tables (wikigrid-2026-09)PassMark Videocard Benchmark

Shading units

n/a

Memory

256 MB

GDDR3

Boost clock

n/a

520 MHz base

Board power

n/a

Performance

The AMD RADEON X800 XT Platinum Edition scores 81 in the PassMark G3D benchmark, higher than 14.6% of the 2,658 GPUs benchmarked (PassMark rank #2,462), measured across 1 submitted results. Its PassMark G2D score is 170.

PassMark G3D Mark

Rank #2,462
Faster than 14.6% of 2,658 GPUs
1 samples

0relative to the fastest GPU on record (41,928)

As stated by PassMark

Category Desktop

Bus interface PCI-E x16

Max memory 256 MB

Core clock 520 MHz

Memory clock 1120 MHz

DirectX 9.0b

OpenGL 2

First benchmarked 2012-07-23

Samples 1

PassMark listing (collected 2026-10-01)

PassMark's own listing for the AMD RADEON X800 XT Platinum Edition states the PCI-E x16 interface, up to 256 MB of memory, a core clock of 520 MHz, DirectX 9.0b and OpenGL 2, first benchmarked on 2012-07-23. These are PassMark's figures, shown separately from the specification tables above.

Graphics processor

Architecture Not recorded

Codename R423 (thor)

Chip Not recorded

Process node Not recorded

Transistors Not recorded

Die size Not recorded

The AMD RADEON X800 XT Platinum Edition uses the R423 (thor) graphics processor.

Shader configuration

Shading units Not recorded

Compute units Not recorded

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 16

Render output units (ROPs) 16

Ray tracing cores Not recorded

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The AMD RADEON X800 XT Platinum Edition 16 texture mapping units and 16 render output units.

The AMD RADEON X800 XT Platinum Edition does not use XMX engines; those are specific to Intel Arc graphics.

Clock speeds

Base clock 520 MHz

Boost clock Not recorded

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The AMD RADEON X800 XT Platinum Edition runs at a base clock of 520 MHz.

Memory

Size 256 MB

Type GDDR3

Bus width Not recorded

Bandwidth 35.8 GB/s

The AMD RADEON X800 XT Platinum Edition is equipped with 256 MB of GDDR3 memory and delivers 35.8 GB/s of memory bandwidth.

Board and power

The AMD RADEON X800 XT Platinum Edition it connects over PCI-E x16.

Board power (TDP) Not recorded

Total board power Not recorded

Suggested PSU Not recorded

Power connectors Not recorded

Slot width Not recorded

Length Not recorded

Width Not recorded

Height Not recorded

Cooler Not recorded

Max temperature Not recorded

Bus interface PCI-E x16

Market

Launched May 5, 2004

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Desktop

Series Radeon

The AMD RADEON X800 XT Platinum Edition was released on May 5, 2004.

Benchmarks

PassMark G3D 81

PassMark G2D 170

Rank #2,462

Samples 1

Graphics and compute APIs

The AMD RADEON X800 XT Platinum Edition supports DirectX 9.0b and OpenGL 2.

DirectX 9.0b (stated by PassMark)

OpenGL 2 (stated by PassMark)

CUDA is an NVIDIA technology and does not apply to the AMD RADEON X800 XT Platinum Edition. Feex has no recorded Vulkan version for the AMD RADEON X800 XT Platinum Edition. Feex has no recorded OpenCL version for the AMD RADEON X800 XT Platinum Edition.

Naming and aliases

The AMD RADEON X800 XT Platinum Edition is also known by other names: PassMark also lists it as RADEON X800 XT Platinum Edition and RADEON X800 XT Platinum Edition Secondary.

Other names (PassMark) RADEON X800 XT Platinum Edition; RADEON X800 XT Platinum Edition Secondary

Frequently asked questions

How much VRAM does the AMD RADEON X800 XT Platinum Edition have?

The AMD RADEON X800 XT Platinum Edition has 256 MB of GDDR3 memory. Its memory bandwidth is 35.8 GB/s.

How fast is the AMD RADEON X800 XT Platinum Edition?

The AMD RADEON X800 XT Platinum Edition scores 81 in the PassMark G3D benchmark, higher than 14.6% of the 2,658 GPUs benchmarked. Its PassMark rank is #2,462.