UHD Graphics G1 vs ATI Radeon X850 XT AGP

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureR400 (2004−2008)Generation 11.0 (2019−2021)
GPU code nameR481Ice Lake GT1
Market segmentDesktopDesktop
Release date28 February 2005 (19 years ago)29 May 2019 (5 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 coresno data256
Core clock speed520 MHz300 MHz
Boost clock speedno data900 MHz
Number of transistors160 millionno data
Manufacturing process technology130 nm10 nm
Power consumption (TDP)69 Watt15 Watt
Texture fill rate8.32014.40
Floating-point processing powerno data0.4608 TFLOPS
ROPs168
TMUs1616

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).

InterfaceAGP 8xPCIe 3.0 x1
Width2-slotIGP
Supplementary power connectors1x Molexno 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 typeGDDR3System Shared
Maximum RAM amount256 MBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed540 MHzSystem Shared
Memory bandwidth34.56 GB/sno 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 Connectors1x DVI, 1x VGA, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0b (9_2)12 (12_1)
Shader Modelno data6.4
OpenGL2.04.6
OpenCLN/A2.1
VulkanN/A1.1.97

Pros & cons summary


Recency 28 February 2005 29 May 2019
Chip lithography 130 nm 10 nm
Power consumption (TDP) 69 Watt 15 Watt

UHD Graphics G1 has an age advantage of 14 years, a 1200% more advanced lithography process, and 360% lower power consumption.

We couldn't decide between Radeon X850 XT AGP and UHD Graphics G1. 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.


ATI Radeon X850 XT AGP
Radeon X850 XT AGP
Intel UHD Graphics G1
UHD Graphics G1

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.


5 1 vote

Rate Radeon X850 XT AGP on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.4 165 votes

Rate UHD Graphics G1 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.