HD Graphics 405 vs GRID K520Q

Primary details

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

Place in the rankingnot rated1162
Place by popularitynot in top-100not in top-100
Power efficiencyno data8.34
ArchitectureKepler (2012−2018)Generation 8.0 (2014−2015)
GPU code nameGK104Braswell GT1
Market segmentWorkstationLaptop
Release date2 July 2014 (10 years ago)1 April 2015 (9 years ago)
Launch price (MSRP)$3,599 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 cores1536128
Core clock speed745 MHz200 MHz
Boost clock speedno data600 MHz
Number of transistors3,540 million189 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)225 Watt6 Watt
Texture fill rate95.369.600
Floating-point processing power2.289 TFLOPS0.1536 TFLOPS
ROPs322
TMUs12816

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 3.0 x16Ring Bus
Length267 mmno data
Width2-slotno 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 typeGDDR5System Shared
Maximum RAM amount4 GBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed1250 MHzSystem Shared
Memory bandwidth160.0 GB/sno data
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 outputsPortable Device Dependent

API compatibility

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

DirectX12 (11_0)12 (11_1)
Shader Model5.15.1
OpenGL4.64.3
OpenCL1.23.0
Vulkan1.1.126+
CUDA3.0-

Pros & cons summary


Recency 2 July 2014 1 April 2015
Chip lithography 28 nm 14 nm
Power consumption (TDP) 225 Watt 6 Watt

HD Graphics 405 has an age advantage of 8 months, a 100% more advanced lithography process, and 3650% lower power consumption.

We couldn't decide between GRID K520Q and HD Graphics 405. We've got no test results to judge.

Be aware that GRID K520Q is a workstation card while HD Graphics 405 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 GRID K520Q
GRID K520Q
Intel HD Graphics 405
HD Graphics 405

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Community ratings

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