HD Graphics 400 vs ATI Radeon HD 4860

Primary details

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

Place in the rankingnot rated1073
Place by popularitynot in top-100not in top-100
Power efficiencyno data13.13
ArchitectureTeraScale (2005−2013)Generation 8.0 (2014−2015)
GPU code nameRV790Braswell GT1
Market segmentDesktopLaptop
Release date9 September 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 cores64096
Core clock speed700 MHz320 MHz
Boost clock speedno data600 MHz
Number of transistors959 million189 million
Manufacturing process technology55 nm14 nm
Power consumption (TDP)130 Watt6 Watt
Texture fill rate22.407.200
Floating-point processing power0.896 TFLOPS0.1152 TFLOPS
ROPs162
TMUs3212

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 x16Ring Bus
Width2-slotno data
Supplementary power connectors2x 6-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 typeGDDR5DDR3L
Maximum RAM amount512 MB8 GB
Memory bus width256 BitSystem Shared
Memory clock speed750 MHzSystem Shared
Memory bandwidth96 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 Connectors2x DVI, 1x S-VideoPortable Device Dependent

API compatibility

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

DirectX10.1 (10_1)12 (11_1)
Shader Model4.15.1
OpenGL3.34.3
OpenCL1.13.0
VulkanN/A+

Pros & cons summary


Recency 9 September 2009 1 April 2015
Maximum RAM amount 512 MB 8 GB
Chip lithography 55 nm 14 nm
Power consumption (TDP) 130 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 2066.7% lower power consumption.

We couldn't decide between Radeon HD 4860 and HD Graphics 400. We've got no test results to judge.

Be aware that Radeon HD 4860 is a desktop card while HD Graphics 400 is a notebook one.


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.


ATI Radeon HD 4860
Radeon HD 4860
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.


4.3 10 votes

Rate Radeon HD 4860 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.5 404 votes

Rate HD Graphics 400 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.