Radeon R7 250 OEM vs Quadro K620

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Primary details

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

Place in performance ranking565not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.31no data
ArchitectureMaxwell (2014−2018)GCN 1.0 (2012−2020)
GPU code nameGM107Oland
Market segmentWorkstationDesktop
Release date22 July 2014 (10 years ago)8 October 2013 (10 years ago)
Launch price (MSRP)$189.89 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores384384
Core clock speed1058 MHz1000 MHz
Boost clock speed1124 MHz1050 MHz
Number of transistors1,870 million950 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)45 Watt65 Watt
Texture fill rate26.9825.20
Floating-point performance863.2 gflops806.4 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).

InterfacePCIe 2.0 x16PCIe 3.0 x8
Length160 mmno data
Width1-slot2-slot
Supplementary power connectorsNoneNone

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 typeDDR3DDR3
Maximum RAM amount2 GB2 GB
Memory bus width128 Bit128 Bit
Memory clock speed1800 MHz2000 MHz
Memory bandwidth28.8 GB/s32 GB/s

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 Connectors1x DVI, 1x DisplayPort1x DVI, 1x HDMI, 1x VGA
HDMIno data+

API compatibility

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

DirectX12 (11_0)12 (11_1)
Shader Model5.15.1
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.1.1261.2.131
CUDA5.0no data

Pros & cons summary


Recency 22 July 2014 8 October 2013
Power consumption (TDP) 45 Watt 65 Watt

Quadro K620 has an age advantage of 9 months, and 44.4% lower power consumption.

We couldn't decide between Quadro K620 and Radeon R7 250 OEM. We've got no test results to judge.

Be aware that Quadro K620 is a workstation graphics card while Radeon R7 250 OEM is a desktop 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 Quadro K620
Quadro K620
AMD Radeon R7 250 OEM
Radeon R7 250 OEM

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Community ratings

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


3.7 574 votes

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3.4 50 votes

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Questions & comments

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