Radeon HD 8730A vs HD 7670A

Primary details

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

Place in the ranking802not rated
Place by popularitynot in top-100not in top-100
Power efficiency4.22no data
ArchitectureTeraScale 2 (2009−2015)GCN 1.0 (2011−2020)
GPU code nameTurksMars
Market segmentLaptopLaptop
Release date5 January 2012 (12 years ago)1 April 2013 (11 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 cores480384
Core clock speed600 MHz650 MHz
Boost clock speedno data700 MHz
Number of transistors716 million950 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)45 Wattno data
Texture fill rate14.4016.80
Floating-point processing power0.576 TFLOPS0.5376 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).

InterfaceMXM-A (3.0)PCIe 3.0 x8

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 typeGDDR5DDR3
Maximum RAM amount1 GB1 GB
Memory bus width128 Bit128 Bit
Memory clock speed1000 MHz1000 MHz
Memory bandwidth64 GB/s32 GB/s

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)12 (11_1)
Shader Model5.05.1
OpenGL4.44.6
OpenCL1.21.2
VulkanN/A1.2.131

Pros & cons summary


Recency 5 January 2012 1 April 2013
Chip lithography 40 nm 28 nm

HD 8730A has an age advantage of 1 year, and a 42.9% more advanced lithography process.

We couldn't decide between Radeon HD 7670A and Radeon HD 8730A. 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 7670A
Radeon HD 7670A
AMD Radeon HD 8730A
Radeon HD 8730A

Comparisons with similar GPUs

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