ATI Radeon 9550 XT vs HD Graphics 400

Primary details

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

Place in the ranking1070not rated
Place by popularitynot in top-100not in top-100
Power efficiency13.04no data
ArchitectureGeneration 8.0 (2014−2015)Rage 8 (2002−2007)
GPU code nameBraswell GT1RV350
Market segmentDesktopDesktop
Release date1 April 2015 (9 years ago)4 May 2005 (19 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 cores96no data
Core clock speed320 MHz425 MHz
Boost clock speed640 MHzno data
Number of transistors189 million60 million
Manufacturing process technology14 nm130 nm
Power consumption (TDP)6 Wattno data
Texture fill rate7.6801.700
Floating-point processing power0.1229 TFLOPSno data
ROPs24
TMUs124

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 x1AGP 8x
WidthIGP1-slot
Supplementary power connectorsno dataNone

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 typeDDR3LDDR
Maximum RAM amount8 GB128 MB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared325 MHz
Memory bandwidthno data10.4 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 ConnectorsNo outputs1x DVI, 1x VGA, 1x S-Video

API compatibility

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

DirectX12 (11_1)9.0 (9_0)
Shader Model5.1no data
OpenGL4.32.0
OpenCL2.0N/A
Vulkan1.1.80N/A

Pros & cons summary


Recency 1 April 2015 4 May 2005
Maximum RAM amount 8 GB 128 MB
Chip lithography 14 nm 130 nm

HD Graphics 400 has an age advantage of 9 years, a 6300% higher maximum VRAM amount, and a 828.6% more advanced lithography process.

We couldn't decide between HD Graphics 400 and Radeon 9550 XT. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


Intel HD Graphics 400
HD Graphics 400
ATI Radeon 9550 XT
Radeon 9550 XT

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.


2.5 397 votes

Rate HD Graphics 400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 9 votes

Rate Radeon 9550 XT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.