ATI Mobility Radeon HD 4570 vs Tesla K20c

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Primary details

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

Place in the ranking483not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.35no data
Power efficiency2.74no data
ArchitectureKepler (2012−2018)TeraScale (2005−2013)
GPU code nameGK110M92
Market segmentWorkstationLaptop
Release date12 November 2012 (11 years ago)9 January 2009 (15 years ago)
Launch price (MSRP)$3,199 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores249680
Core clock speed706 MHz680 MHz
Number of transistors7,080 million242 million
Manufacturing process technology28 nm55 nm
Power consumption (TDP)225 Wattno data
Texture fill rate146.85.440
Floating-point processing power3.524 TFLOPS0.1088 TFLOPS
ROPs404
TMUs2088

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).

InterfacePCIe 2.0 x16MXM-II
Length267 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pin + 1x 8-pinno data

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 typeGDDR5GDDR3
Maximum RAM amount5 GB512 MB
Memory bus width320 Bit64 Bit
Memory clock speed1300 MHz800 MHz
Memory bandwidth208.0 GB/s12.8 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.

DirectX12 (11_0)10.1 (10_1)
Shader Model5.14.1
OpenGL4.63.3
OpenCL1.21.1
Vulkan1.1.126N/A
CUDA3.5-

Pros & cons summary


Recency 12 November 2012 9 January 2009
Maximum RAM amount 5 GB 512 MB
Chip lithography 28 nm 55 nm

Tesla K20c has an age advantage of 3 years, a 900% higher maximum VRAM amount, and a 96.4% more advanced lithography process.

We couldn't decide between Tesla K20c and Mobility Radeon HD 4570. We've got no test results to judge.

Be aware that Tesla K20c is a workstation card while Mobility Radeon HD 4570 is a notebook 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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NVIDIA Tesla K20c
Tesla K20c
ATI Mobility Radeon HD 4570
Mobility Radeon HD 4570

Comparisons with similar GPUs

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Community ratings

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4.7 12 votes

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3.7 51 vote

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Questions & comments

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