ATI Radeon X300 SE vs HD 6450 GDDR5

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Primary details

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

Place in the ranking1114not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.46no data
ArchitectureTerascale 2 (2009−2015)Rage 9 (2003−2006)
GPU code nameCaicosRV370
Market segmentDesktopDesktop
Release date18 April 2011 (13 years ago)1 September 2004 (20 years ago)

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 cores160no data
Core clock speed750 MHz325 MHz
Number of transistorsno data107 million
Manufacturing process technology40 nm110 nm
Power consumption (TDP)27 Watt30 Watt
Texture fill rateno data1.300
ROPsno data4
TMUsno data4

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).

Interfaceno dataPCIe 1.0 x16
Widthno data1-slot
Supplementary power connectorsno dataNone

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 typeGDDR5DDR
Maximum RAM amount1 GB64 MB
Memory bus width64 Bit64 Bit
Memory clock speed900 MHz200 MHz
Memory bandwidthno data3.2 GB/s
Shared memory-no data

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 dataNo outputs

API compatibility

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

DirectX119.0
OpenGLno data2.0
OpenCLno dataN/A
Vulkan-N/A

Pros & cons summary


Recency 18 April 2011 1 September 2004
Maximum RAM amount 1 GB 64 MB
Chip lithography 40 nm 110 nm
Power consumption (TDP) 27 Watt 30 Watt

HD 6450 GDDR5 has an age advantage of 6 years, a 1500% higher maximum VRAM amount, a 175% more advanced lithography process, and 11.1% lower power consumption.

We couldn't decide between Radeon HD 6450 GDDR5 and Radeon X300 SE. We've got no test results to judge.


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

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AMD Radeon HD 6450 GDDR5
Radeon HD 6450 GDDR5
ATI Radeon X300 SE
Radeon X300 SE

Comparisons with similar GPUs

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Community ratings

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3.4 24 votes

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2.8 24 votes

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Questions & comments

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