ATI Radeon X1800 XT vs ATI Mobility HD 5450

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTeraScale 2 (2009−2015)R500 (2005−2007)
GPU code nameParkR520
Market segmentLaptopDesktop
Release date7 January 2010 (14 years ago)1 October 2005 (19 years ago)
Launch price (MSRP)no data$549

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores80no data
Core clock speed650 MHz600 MHz
Number of transistors292 million321 million
Manufacturing process technology40 nm90 nm
Power consumption (TDP)11 Watt113 Watt
Texture fill rate5.2009.600
Floating-point processing power0.104 TFLOPSno data
ROPs416
TMUs816

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 2.0 x16PCIe 1.0 x16
Widthno data2-slot
Supplementary power connectorsno data1x 6-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR3GDDR3
Maximum RAM amount1 GB512 MB
Memory bus width64 Bit256 Bit
Memory clock speed667 MHz700 MHz
Memory bandwidth10.67 GB/s44.8 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputs2x DVI, 1x S-Video

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX11.2 (11_0)9.0c (9_3)
Shader Model5.03.0
OpenGL4.42.0
OpenCL1.2N/A
VulkanN/AN/A

Pros & cons summary


Recency 7 January 2010 1 October 2005
Maximum RAM amount 1 GB 512 MB
Chip lithography 40 nm 90 nm
Power consumption (TDP) 11 Watt 113 Watt

ATI Mobility HD 5450 has an age advantage of 4 years, a 100% higher maximum VRAM amount, a 125% more advanced lithography process, and 927.3% lower power consumption.

We couldn't decide between Mobility Radeon HD 5450 and Radeon X1800 XT. We've got no test results to judge.

Be aware that Mobility Radeon HD 5450 is a notebook card while Radeon X1800 XT is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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ATI Mobility Radeon HD 5450
Mobility Radeon HD 5450
ATI Radeon X1800 XT
Radeon X1800 XT

Comparisons with similar GPUs

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Community ratings

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3.1 22 votes

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3.8 12 votes

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Questions & comments

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