ATI Graphics Pro Turbo vs Radeon HD 7490M

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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)Mach (1992−1997)
GPU code nameSeymourMach64
Market segmentLaptopDesktop
Release date7 January 2012 (12 years ago)1995 (29 years ago)
Launch price (MSRP)no data$449

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 speed800 MHz40 MHz
Number of transistors370 million1 million
Manufacturing process technology40 nm600 nm
Power consumption (TDP)9 Wattno data
Texture fill rate6.400no data
Floating-point processing power0.256 TFLOPSno data
ROPs41
TMUs8no data

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 x16PCI
Widthno data1-slot

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 typeGDDR5VRAM
Maximum RAM amount1 GB2 MB
Memory bus width64 Bit64 Bit
Memory clock speed950 MHz40 MHz
Memory bandwidth30.4 GB/s320.0 MB/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 VGA

API compatibility

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

DirectX11.2 (11_0)N/A
Shader Model5.0no data
OpenGL4.4N/A
OpenCL1.2N/A
VulkanN/AN/A

Pros & cons summary


Maximum RAM amount 1 GB 2 MB
Chip lithography 40 nm 600 nm

HD 7490M has a 51100% higher maximum VRAM amount, and a 1400% more advanced lithography process.

We couldn't decide between Radeon HD 7490M and Graphics Pro Turbo. We've got no test results to judge.

Be aware that Radeon HD 7490M is a notebook card while Graphics Pro Turbo 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 7490M
Radeon HD 7490M
ATI Graphics Pro Turbo
Graphics Pro Turbo

Comparisons with similar GPUs

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Community ratings

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3.6 9 votes

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3 17 votes

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Questions & comments

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