HD Graphics 400 vs GeForce GT 320M

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Primary details

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

Place in the rankingnot rated1070
Place by popularitynot in top-100not in top-100
Power efficiencyno data13.59
ArchitectureTesla (2006−2010)Generation 8.0 (2014−2015)
GPU code nameG96CBraswell GT1
Market segmentLaptopDesktop
Release date15 June 2009 (15 years ago)1 April 2015 (9 years ago)

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 cores3296
Core clock speed500 MHz320 MHz
Boost clock speedno data640 MHz
Number of transistors314 million189 million
Manufacturing process technology55 nm14 nm
Power consumption (TDP)14 Watt6 Watt
Texture fill rate8.0007.680
Floating-point processing power0.08 TFLOPS0.1229 TFLOPS
ROPs82
TMUs1612

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
InterfaceMXM-IIPCIe 3.0 x1
Widthno dataIGP
Supplementary power connectorsNoneno 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 typeGDDR3DDR3L
Maximum RAM amount512 MB8 GB
Memory bus width128 BitSystem Shared
Memory clock speed800 MHzSystem Shared
Memory bandwidth25.6 GB/sno data
Shared memory-no data

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.

DirectX11.1 (10_0)12 (11_1)
Shader Model4.05.1
OpenGL3.34.3
OpenCL1.12.0
VulkanN/A1.1.80
CUDA1.1-

Pros & cons summary


Recency 15 June 2009 1 April 2015
Maximum RAM amount 512 MB 8 GB
Chip lithography 55 nm 14 nm
Power consumption (TDP) 14 Watt 6 Watt

HD Graphics 400 has an age advantage of 5 years, a 1500% higher maximum VRAM amount, a 292.9% more advanced lithography process, and 133.3% lower power consumption.

We couldn't decide between GeForce GT 320M and HD Graphics 400. We've got no test results to judge.

Be aware that GeForce GT 320M is a notebook card while HD Graphics 400 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 GeForce GT 320M
GeForce GT 320M
Intel HD Graphics 400
HD Graphics 400

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.


3.4 120 votes

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2.5 396 votes

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Questions & comments

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