T550 Mobile vs Radeon HD 6670A

Primary details

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

Place in the rankingnot rated394
Place by popularitynot in top-100not in top-100
Power efficiencyno data37.90
ArchitectureTeraScale 2 (2009−2015)Turing (2018−2022)
GPU code nameTurksTU117
Market segmentLaptopMobile workstation
Release date19 April 2011 (13 years ago)May 2022 (2 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 cores4801024
Core clock speed600 MHz1065 MHz
Boost clock speedno data1665 MHz
Number of transistors716 million4,700 million
Manufacturing process technology40 nm12 nm
Power consumption (TDP)45 Watt23 Watt
Texture fill rate14.40106.6
Floating-point processing power0.576 TFLOPS3.41 TFLOPS
ROPs832
TMUs2464

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 datamedium sized
InterfaceMXM-A (3.0)PCIe 3.0 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 Bit64 Bit
Memory clock speed1000 MHz1500 MHz
Memory bandwidth64 GB/s96 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 (12_1)
Shader Model5.06.6
OpenGL4.44.6
OpenCL1.23.0
VulkanN/A1.3
CUDA-7.5

Pros & cons summary


Maximum RAM amount 1 GB 4 GB
Chip lithography 40 nm 12 nm
Power consumption (TDP) 45 Watt 23 Watt

T550 Mobile has a 300% higher maximum VRAM amount, a 233.3% more advanced lithography process, and 95.7% lower power consumption.

We couldn't decide between Radeon HD 6670A and T550 Mobile. We've got no test results to judge.

Be aware that Radeon HD 6670A is a notebook graphics card while T550 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 6670A
Radeon HD 6670A
NVIDIA T550 Mobile
T550 Mobile

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.5 2 votes

Rate Radeon HD 6670A on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3 25 votes

Rate T550 Mobile on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.