RTX A2000 Mobile vs Radeon HD 6670A

Primary details

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

Place in the rankingnot rated209
Place by popularitynot in top-100not in top-100
Power efficiencyno data18.89
ArchitectureTeraScale 2 (2009−2015)Ampere (2020−2024)
GPU code nameTurksGA106
Market segmentLaptopMobile workstation
Release date19 April 2011 (13 years ago)12 April 2021 (3 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 cores4802560
Core clock speed600 MHz893 MHz
Boost clock speedno data1358 MHz
Number of transistors716 million13,250 million
Manufacturing process technology40 nm8 nm
Power consumption (TDP)45 Watt95 Watt
Texture fill rate14.40108.6
Floating-point processing power0.576 TFLOPS6.953 TFLOPS
ROPs848
TMUs2480
Tensor Coresno data80
Ray Tracing Coresno data20

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 sizeno datalarge
InterfaceMXM-A (3.0)PCIe 4.0 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 typeGDDR5GDDR6
Maximum RAM amount1 GB4 GB
Memory bus width128 Bit128 Bit
Memory clock speed1000 MHz1375 MHz
Memory bandwidth64 GB/s176.0 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)12 Ultimate (12_2)
Shader Model5.06.6
OpenGL4.44.6
OpenCL1.23.0
VulkanN/A1.2
CUDA-8.6

Pros & cons summary


Recency 19 April 2011 12 April 2021
Maximum RAM amount 1 GB 4 GB
Chip lithography 40 nm 8 nm
Power consumption (TDP) 45 Watt 95 Watt

HD 6670A has 111.1% lower power consumption.

RTX A2000 Mobile, on the other hand, has an age advantage of 9 years, a 300% higher maximum VRAM amount, and a 400% more advanced lithography process.

We couldn't decide between Radeon HD 6670A and RTX A2000 Mobile. We've got no test results to judge.

Be aware that Radeon HD 6670A is a notebook graphics card while RTX A2000 Mobile is a mobile workstation 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 6670A
Radeon HD 6670A
NVIDIA RTX A2000 Mobile
RTX A2000 Mobile

Comparisons with similar GPUs

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Community ratings

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4.5 2 votes

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3.8 92 votes

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Questions & comments

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