Radeon Pro Vega 20 vs ATI X800 GT AGP

#ad 
Buy on Amazon
VS

Primary details

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

Place in the rankingnot rated377
Place by popularitynot in top-100not in top-100
ArchitectureR400 (2004−2008)Vega (2017−2020)
GPU code nameR481Vega Mobile
Market segmentDesktopMobile workstation
Release date1 November 2005 (18 years ago)15 November 2018 (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 data1280
Core clock speed475 MHz815 MHz
Boost clock speedno data1283 MHz
Number of transistors160 millionno data
Manufacturing process technology130 nm14 nm
Power consumption (TDP)40 Watt100 Watt
Texture fill rate5.700102.6
Floating-point processing powerno data3.284 gflops
ROPs1232
TMUs1280

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 sizeno datalarge
InterfaceAGP 8xPCIe 3.0 x16
Width1-slotno data
Supplementary power connectors1x Molex1x 6-pin + 1x 8-pin

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 typeGDDR3HBM2
Maximum RAM amount256 MB4 GB
Memory bus width256 Bitno data
Memory clock speed986 MHzno data
Memory bandwidth31.55 GB/s189.4 GB/s
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 Connectors1x DVI, 1x VGA, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0b (9_2)12 (12_1)
Shader Modelno data6.3
OpenGL2.04.6
OpenCLN/A2.0
VulkanN/A1.2.131

Pros & cons summary


Recency 1 November 2005 15 November 2018
Maximum RAM amount 256 MB 4 GB
Chip lithography 130 nm 14 nm
Power consumption (TDP) 40 Watt 100 Watt

ATI X800 GT AGP has 150% lower power consumption.

Pro Vega 20, on the other hand, has an age advantage of 13 years, a 1500% higher maximum VRAM amount, and a 828.6% more advanced lithography process.

We couldn't decide between Radeon X800 GT AGP and Radeon Pro Vega 20. We've got no test results to judge.

Be aware that Radeon X800 GT AGP is a desktop card while Radeon Pro Vega 20 is a mobile workstation 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 X800 GT AGP
Radeon X800 GT AGP
AMD Radeon Pro Vega 20
Radeon Pro Vega 20

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.


No user ratings yet.

Rate Radeon X800 GT AGP on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 85 votes

Rate Radeon Pro Vega 20 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.