Tesla C1060 vs Radeon HD 6620G

Primary details

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

Place in performance ranking1132not rated
Place by popularitynot in top-100not in top-100
ArchitectureTerascale 2 (2009−2015)Tesla 2.0 (2007−2013)
GPU code nameLlanoGT200B
Market segmentLaptopWorkstation
Release date15 June 2011 (13 years ago)9 April 2009 (15 years ago)

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores400240
Core clock speed400 MHz610 MHz
Number of transistors1000 Million1,400 million
Manufacturing process technology32 nm55 nm
Power consumption (TDP)35 Watt188 Watt
Texture fill rate8.88048.80
Floating-point performance0.3552 gflops0.6221 gflops

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
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data1x 6-pin + 1x 8-pin

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 dataGDDR3
Maximum RAM amountSystem Shared4 GB
Memory bus widthno data512 Bit
Memory clock speedno data1600 MHz
Memory bandwidthno data102.4 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 graphics and general-purpose computing APIs, including their specific versions.

DirectX11.2 (11_0)11.1 (10_0)
Shader Model5.04.0
OpenGL4.43.3
OpenCL1.21.1
VulkanN/AN/A
CUDA-1.3

Pros & cons summary


Recency 15 June 2011 9 April 2009
Chip lithography 32 nm 55 nm
Power consumption (TDP) 35 Watt 188 Watt

HD 6620G has an age advantage of 2 years, a 71.9% more advanced lithography process, and 437.1% lower power consumption.

We couldn't decide between Radeon HD 6620G and Tesla C1060. We've got no test results to judge.

Be aware that Radeon HD 6620G is a notebook card while Tesla C1060 is a 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 6620G
Radeon HD 6620G
NVIDIA Tesla C1060
Tesla C1060

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.


2.5 85 votes

Rate Radeon HD 6620G on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.5 10 votes

Rate Tesla C1060 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.