Radeon HD 7690M XT Rebrand vs HD 7620G

Primary details

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

Place in the ranking1117not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.61no data
ArchitectureTeraScale 3 (2010−2013)TeraScale 2 (2009−2015)
GPU code nameDevastatorWhistler
Market segmentLaptopLaptop
Release date15 May 2012 (12 years ago)4 January 2012 (12 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 cores384480
Core clock speed360 MHz725 MHz
Boost clock speed497 MHzno data
Number of transistors1,303 million716 million
Manufacturing process technology32 nm40 nm
Power consumption (TDP)25 Watt25 Watt
Texture fill rate11.9317.40
Floating-point processing power0.3817 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
InterfaceIGPPCIe 2.0 x16

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 typeSystem SharedGDDR5
Maximum RAM amountSystem Shared1 GB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared800 MHz
Memory bandwidthno data51.2 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


Recency 15 May 2012 4 January 2012
Chip lithography 32 nm 40 nm

HD 7620G has an age advantage of 4 months, and a 25% more advanced lithography process.

We couldn't decide between Radeon HD 7620G and Radeon HD 7690M XT Rebrand. 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 7620G
Radeon HD 7620G
AMD Radeon HD 7690M XT Rebrand
Radeon HD 7690M XT Rebrand

Comparisons with similar GPUs

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Community ratings

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2.9 21 vote

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2.7 7 votes

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Questions & comments

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