RADEON

ATI Mobility Radeon X300

AMD graphics card specifications and benchmark scores

128 MB
VRAM
MHz Boost
TDP
64
Bus Width

ATI Mobility Radeon X300 Specifications

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ATI Mobility Radeon X300 GPU Core

Shader units and compute resources

The ATI Mobility Radeon X300 GPU core specifications define its raw processing power for graphics and compute workloads. Shading units (also called CUDA cores, stream processors, or execution units depending on manufacturer) handle the parallel calculations required for rendering. TMUs (Texture Mapping Units) process texture data, while ROPs (Render Output Units) handle final pixel output. Higher shader counts generally translate to better GPU benchmark performance, especially in demanding games and 3D applications.

TMUs
4
ROPs
4
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ATI Mobility Radeon X300 Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the ATI Mobility Radeon X300's performance in GPU benchmarks and real-world gaming. The base clock represents the minimum guaranteed frequency, while the boost clock indicates peak performance under optimal thermal conditions. Memory clock speed affects texture loading and frame buffer operations. The ATI Mobility Radeon X300 by AMD dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

GPU Clock
350 MHz
Memory Clock
250 MHz 500 Mbps effective
GDDR GDDR 6X 6X

AMD's ATI Mobility Radeon X300 Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The ATI Mobility Radeon X300's memory capacity determines how well it handles high-resolution textures and multiple displays. Memory bandwidth, measured in GB/s, affects how quickly data moves between the GPU and VRAM. Higher bandwidth improves performance in memory-intensive scenarios like 4K gaming. The memory bus width and type (GDDR6, GDDR6X, HBM) significantly influence overall GPU benchmark scores.

Memory Size
128 MB
VRAM
128 MB
Memory Type
DDR
VRAM Type
DDR
Memory Bus
64 bit
Bus Width
64-bit
Bandwidth
4.000 GB/s
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ATI Mobility Radeon X300 Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the ATI Mobility Radeon X300 against other graphics cards. FP32 (single-precision) performance, measured in TFLOPS, indicates compute capability for gaming and general GPU workloads. FP64 (double-precision) matters for scientific computing. Pixel and texture fill rates determine how quickly the GPU can render complex scenes. While real-world GPU benchmark results depend on many factors, these specifications help predict relative performance levels.

Pixel Rate
1.400 GPixel/s
Texture Rate
1.400 GTexel/s
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R300 Architecture & Process

Manufacturing and design details

The ATI Mobility Radeon X300 is built on AMD's R300 architecture, which defines how the GPU processes graphics and compute workloads. The manufacturing process node affects power efficiency, thermal characteristics, and maximum clock speeds. Smaller process nodes pack more transistors into the same die area, enabling higher performance per watt. Understanding the architecture helps predict how the ATI Mobility Radeon X300 will perform in GPU benchmarks compared to previous generations.

Architecture
R300
GPU Name
M22
Process Node
110 nm
Foundry
TSMC
Transistors
107 million
Die Size
74 mm²
Density
1.4M / mm²
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AMD's ATI Mobility Radeon X300 Power & Thermal

TDP and power requirements

Power specifications for the ATI Mobility Radeon X300 determine PSU requirements and thermal management needs. TDP (Thermal Design Power) indicates the heat output under typical loads, guiding cooler selection. Power connector requirements ensure adequate power delivery for stable operation during demanding GPU benchmarks. The suggested PSU wattage accounts for the entire system, not just the graphics card. Efficient power delivery enables the ATI Mobility Radeon X300 to maintain boost clocks without throttling.

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ATI Mobility Radeon X300 by AMD Physical & Connectivity

Dimensions and outputs

Physical dimensions of the ATI Mobility Radeon X300 are critical for case compatibility. Card length, height, and slot width determine whether it fits in your chassis. The PCIe interface version affects bandwidth for communication with the CPU. Display outputs define monitor connectivity options, with modern cards supporting multiple high-resolution displays simultaneously. Verify these specifications against your case and motherboard before purchasing to ensure a proper fit.

Bus Interface
PCIe 1.0 x16
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AMD API Support

Graphics and compute APIs

API support determines which games and applications can fully utilize the ATI Mobility Radeon X300. DirectX 12 Ultimate enables advanced features like ray tracing and variable rate shading. Vulkan provides cross-platform graphics capabilities with low-level hardware access. OpenGL remains important for professional applications and older games. CUDA (NVIDIA) and OpenCL enable GPU compute for video editing, 3D rendering, and scientific applications. Higher API versions unlock newer graphical features in GPU benchmarks and games.

DirectX
9.0b
DirectX
9.0b
OpenGL
2.0
OpenGL
2.0
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ATI Mobility Radeon X300 Product Information

Release and pricing details

The ATI Mobility Radeon X300 is manufactured by AMD as part of their graphics card lineup. Release date and launch pricing provide context for comparing GPU benchmark results with competing products from the same era. Understanding the product lifecycle helps evaluate whether the ATI Mobility Radeon X300 by AMD represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.

Manufacturer
AMD
Release Date
Nov 2005
Production
End-of-life
Predecessor
M1x
Successor
M5x

ATI Mobility Radeon X300 Benchmark Scores

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No benchmark data available for this GPU.

About ATI Mobility Radeon X300

The GeForce ATI Mobility Radeon X300 was positioned as an entry-level mobile graphics solution upon its release in 2005. A cost analysis reveals this GPU was designed for budget-conscious laptop configurations, offering basic graphical capabilities without a significant price premium. Its 128 MB of DDR VRAM and 110 nm process technology reflected the manufacturing efficiencies of its era. For office-related tasks and basic multimedia, the GeForce ATI Mobility Radeon X300 provided adequate performance. However, its capabilities were limited for demanding applications. Key characteristics for budget-focused buyers included:

  • Low power consumption suitable for standard office laptops
  • Adequate performance for 2D applications and video playback
  • A cost-effective solution for non-gaming systems
Its market role was clearly defined by these economical parameters.

In terms of market positioning, the GeForce ATI Mobility Radeon X300 targeted users requiring stable graphics for productivity software rather than gaming or content creation. It competed in the value segment, appealing to businesses deploying standardized laptop fleets where 3D performance was not a priority. This GPU was commonly found in corporate laptops where reliability and driver stability were more critical than raw graphical power. When evaluating the GeForce ATI Mobility Radeon X300, its architecture was already mature, which benefited from proven driver support. Its specifications were sufficient for the display resolutions common at the time, primarily supporting XGA and SXGA+ displays. This made it a practical choice for standard business environments.

The concept of future-proofing was a significant limitation for the GeForce ATI Mobility Radeon X300, even at the time of its release. It lacked support for advanced graphical features like Shader Model 3.0, which quickly became a standard requirement for new software and games. For build recommendations, this GPU is only suitable for legacy systems or very specific retro-computing projects. It cannot handle modern operating systems or applications efficiently. Acquiring a system with the GeForce ATI Mobility Radeon X300 today is not advisable for any current use case beyond historical interest. Users should consider it a component representative of early PCI Express mobile graphics, with its utility confined to a specific technological period.

The NVIDIA Equivalent of ATI Mobility Radeon X300

Looking for a similar graphics card from NVIDIA? The NVIDIA GeForce RTX 2080 offers comparable performance and features in the NVIDIA lineup.

NVIDIA GeForce RTX 2080

NVIDIA • 8 GB VRAM

View Specs Compare

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