Tesla K20s vs HD Graphics 3000

Primary details

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

Place in the ranking1180not rated
Place by popularitynot in top-100not in top-100
ArchitectureGeneration 6.0 (2011)Kepler (2012−2018)
GPU code nameSandy Bridge GT2+GK110
Market segmentDesktopWorkstation
Release date1 February 2011 (13 years ago)18 February 2013 (11 years ago)
Launch price (MSRP)no data$3,199

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 cores962496
Core clock speed650 MHz575 MHz
Boost clock speed1300 MHzno data
Number of transistors1,160 million7,080 million
Manufacturing process technology32 nm28 nm
Power consumption (TDP)unknown225 Watt
Texture fill rate15.60119.6
Floating-point processing power0.2496 TFLOPS2.87 TFLOPS
ROPs240
TMUs12208

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).

InterfaceRing BusPCIe 2.0 x16
Lengthno data267 mm
WidthIGP2-slot

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 typeSystem SharedGDDR5
Maximum RAM amountSystem Shared5 GB
Memory bus widthSystem Shared320 Bit
Memory clock speedSystem Shared1300 MHz
Memory bandwidthno data208.0 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 ConnectorsPortable Device DependentNo outputs

API compatibility

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

DirectX11.1 (10_1)12 (11_0)
Shader Model4.15.1
OpenGL3.14.6
OpenCLN/A1.2
VulkanN/A1.1.126
CUDA-3.5

Pros & cons summary


Recency 1 February 2011 18 February 2013
Chip lithography 32 nm 28 nm

Tesla K20s has an age advantage of 2 years, and a 14.3% more advanced lithography process.

We couldn't decide between HD Graphics 3000 and Tesla K20s. We've got no test results to judge.

Be aware that HD Graphics 3000 is a desktop card while Tesla K20s is a 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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Intel HD Graphics 3000
HD Graphics 3000
NVIDIA Tesla K20s
Tesla K20s

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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