ATI Radeon HD 5450 vs ATI Mobility HD 4830

Primary details

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

Place in the ranking997not rated
Place by popularitynot in top-100not in top-100
ArchitectureTeraScale (2005−2013)TeraScale 2 (2009−2015)
GPU code nameM97Cedar
Market segmentLaptopDesktop
Release date3 March 2009 (15 years ago)4 February 2010 (14 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 cores64080
Core clock speed550 MHz650 MHz
Number of transistors826 million292 million
Manufacturing process technology40 nm40 nm
Power consumption (TDP)no data19 Watt
Texture fill rate17.605.200
Floating-point processing power0.704 TFLOPS0.104 TFLOPS
ROPs164
TMUs328

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).

Laptop sizelargeno data
InterfacePCIe 2.0 x16PCIe 2.0 x16
Lengthno data170 mm
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 typeGDDR5DDR2
Maximum RAM amount1 GB2 GB
Memory bus width128 Bit64 Bit
Memory clock speed700 MHz400 MHz
Memory bandwidth44.8 GB/s6.4 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 outputs1x DVI, 1x HDMI, 1x VGA
HDMI-+

API compatibility

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

DirectX10.1 (10_1)11.2 (11_0)
Shader Model4.15.0
OpenGL3.34.4
OpenCL1.11.2
VulkanN/AN/A

Pros & cons summary


Recency 3 March 2009 4 February 2010
Maximum RAM amount 1 GB 2 GB

ATI HD 5450 has an age advantage of 11 months, and a 100% higher maximum VRAM amount.

We couldn't decide between Mobility Radeon HD 4830 and Radeon HD 5450. We've got no test results to judge.

Be aware that Mobility Radeon HD 4830 is a notebook card while Radeon HD 5450 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 4830
Mobility Radeon HD 4830
ATI Radeon HD 5450
Radeon HD 5450

Comparisons with similar GPUs

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Community ratings

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1.2 5 votes

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2.8 1184 votes

Rate Radeon HD 5450 on a scale of 1 to 5:

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Questions & comments

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