Steam Deck GPU vs ATI Mobility Radeon HD 5850

Primary details

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

Place in the ranking900not rated
Place by popularitynot in top-100not in top-100
Power efficiency4.42no data
ArchitectureTeraScale 2 (2009−2015)RDNA 2.0 (2020−2024)
GPU code nameBroadwayVan Gogh
Market segmentLaptopDesktop
Release date7 January 2010 (14 years ago)25 February 2022 (2 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 cores800512
Core clock speed500 MHz1000 MHz
Boost clock speedno data1600 MHz
Number of transistors1,040 million2,400 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)30 Watt15 Watt
Texture fill rate20.0051.20
Floating-point processing power0.8 TFLOPS1.638 TFLOPS
ROPs1616
TMUs4032
Ray Tracing Coresno data8

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 sizelargeno data
InterfacePCIe 2.0 x16no data
Lengthno data298 mm
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 typeGDDR5LPDDR5
Maximum RAM amount1 GB16 GB
Memory bus width128 Bit128 Bit
Memory clock speed1000 MHz1375 MHz
Memory bandwidth64 GB/s88 GB/s
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 outputs1x USB Type-C

API compatibility

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

DirectX11.2 (11_0)12 (12_1)
Shader Model5.06.5
OpenGL4.44.6
OpenCL1.22.0
VulkanN/A1.2

Pros & cons summary


Recency 7 January 2010 25 February 2022
Maximum RAM amount 1 GB 16 GB
Chip lithography 40 nm 7 nm
Power consumption (TDP) 30 Watt 15 Watt

Steam Deck GPU has an age advantage of 12 years, a 1500% higher maximum VRAM amount, a 471.4% more advanced lithography process, and 100% lower power consumption.

We couldn't decide between Mobility Radeon HD 5850 and Steam Deck GPU. We've got no test results to judge.

Be aware that Mobility Radeon HD 5850 is a notebook card while Steam Deck GPU is a desktop 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 Mobility Radeon HD 5850
Mobility Radeon HD 5850
AMD Steam Deck GPU
Steam Deck GPU

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 12 votes

Rate Mobility Radeon HD 5850 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 241 vote

Rate Steam Deck GPU 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.