GMA 3100 vs Radeon HD 6450A

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Primary details

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

Place in the ranking1173not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.86no data
ArchitectureTeraScale 2 (2009−2015)Generation 4.0 (2006−2007)
GPU code nameCaicosBearlake
Market segmentLaptopDesktop
Release date7 April 2011 (13 years ago)9 May 2007 (17 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 speed625 MHz400 MHz
Number of transistors370 millionno data
Manufacturing process technology40 nm90 nm
Power consumption (TDP)25 Watt13 Watt
Texture fill rate5.0001.600
Floating-point processing power0.2 TFLOPSno data
ROPs44
TMUs84

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).

InterfaceMXM-A (3.0)PCIe 1.0 x16
Widthno dataIGP

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 typeDDR3System Shared
Maximum RAM amount512 MBSystem Shared
Memory bus width64 BitSystem Shared
Memory clock speed533 MHzSystem Shared
Memory bandwidth8.528 GB/sno 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 outputsNo outputs

API compatibility

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

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

Pros & cons summary


Recency 7 April 2011 9 May 2007
Chip lithography 40 nm 90 nm
Power consumption (TDP) 25 Watt 13 Watt

HD 6450A has an age advantage of 3 years, and a 125% more advanced lithography process.

GMA 3100, on the other hand, has 92.3% lower power consumption.

We couldn't decide between Radeon HD 6450A and GMA 3100. We've got no test results to judge.

Be aware that Radeon HD 6450A is a notebook card while GMA 3100 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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AMD Radeon HD 6450A
Radeon HD 6450A
Intel GMA 3100
GMA 3100

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Community ratings

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2.7 278 votes

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Questions & comments

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