Radeon HD 6670A vs RX Vega 8 (Ryzen 4000/5000)

Primary details

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

Place in the ranking481not rated
Place by popularity34not in top-100
Power efficiency41.36no data
ArchitectureVega (2017−2020)TeraScale 2 (2009−2015)
GPU code nameVegaTurks
Market segmentLaptopLaptop
Release date7 January 2020 (4 years ago)19 April 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 cores512480
Core clock speedno data600 MHz
Boost clock speed2100 MHzno data
Number of transistorsno data716 million
Manufacturing process technology7 nm40 nm
Power consumption (TDP)15 Watt45 Watt
Texture fill rateno data14.40
Floating-point processing powerno data0.576 TFLOPS
ROPsno data8
TMUsno data24

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).

Interfaceno dataMXM-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 typeno dataGDDR5
Maximum RAM amountno data1 GB
Memory bus widthno data128 Bit
Memory clock speedno data1000 MHz
Memory bandwidthno data64 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 dataNo outputs

API compatibility

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

DirectX12_111.2 (11_0)
Shader Modelno data5.0
OpenGLno data4.4
OpenCLno data1.2
Vulkan-N/A

Pros & cons summary


Recency 7 January 2020 19 April 2011
Chip lithography 7 nm 40 nm
Power consumption (TDP) 15 Watt 45 Watt

RX Vega 8 (Ryzen 4000/5000) has an age advantage of 8 years, a 471.4% more advanced lithography process, and 200% lower power consumption.

We couldn't decide between Radeon RX Vega 8 (Ryzen 4000/5000) and Radeon HD 6670A. 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 RX Vega 8 (Ryzen 4000/5000)
Radeon RX Vega 8 (Ryzen 4000/5000)
AMD Radeon HD 6670A
Radeon HD 6670A

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Community ratings

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3.8 1180 votes

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Questions & comments

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