Radeon HD 6770M Mac Edition vs HD 6770M

Primary details

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

Place in the ranking828not rated
Place by popularitynot in top-100not in top-100
Power efficiency4.98no data
ArchitectureTeraScale 2 (2009−2015)TeraScale 2 (2009−2015)
GPU code nameWhistlerWhistler
Market segmentLaptopLaptop
Release date4 January 2011 (13 years ago)28 January 2011 (13 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 cores480480
Core clock speed725 MHz725 MHz
Number of transistors716 million716 million
Manufacturing process technology40 nm40 nm
Power consumption (TDP)35 Watt35 Watt
Texture fill rate17.4017.40
Floating-point processing power0.696 TFLOPS0.696 TFLOPS
ROPs88
TMUs2424

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 sizemedium sizedno data
InterfaceMXM-A (3.0)MXM-A (3.0)

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 typeGDDR5GDDR5
Maximum RAM amount1 GB512 MB
Memory bus width128 Bit128 Bit
Memory clock speed900 MHz900 MHz
Memory bandwidth57.6 GB/s57.6 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 outputsNo outputs

API compatibility

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

DirectX11.2 (11_0)11.2 (11_0)
Shader Model5.05.0
OpenGL4.44.4
OpenCL1.21.2
VulkanN/AN/A

Pros & cons summary


Maximum RAM amount 1 GB 512 MB

HD 6770M has a 100% higher maximum VRAM amount.

We couldn't decide between Radeon HD 6770M and Radeon HD 6770M Mac Edition. 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 6770M
Radeon HD 6770M
AMD Radeon HD 6770M Mac Edition
Radeon HD 6770M Mac Edition

Comparisons with similar GPUs

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Community ratings

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3.5 82 votes

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2.4 12 votes

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Questions & comments

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