GeForce RTX 3080 Mobile vs FX 5800

VS

Primary details

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

Place in the rankingnot rated91
Place by popularitynot in top-100not in top-100
Power efficiencyno data25.89
ArchitectureRankine (2003−2005)Ampere (2020−2024)
GPU code nameNV30GA104
Market segmentDesktopLaptop
Release date6 March 2003 (21 year ago)12 January 2021 (3 years ago)
Launch price (MSRP)$299 no data

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 data6144
Core clock speed400 MHz1110 MHz
Boost clock speedno data1545 MHz
Number of transistors125 million17,400 million
Manufacturing process technology130 nm8 nm
Power consumption (TDP)44 Watt115 Watt
Texture fill rate3.200296.6
Floating-point processing powerno data18.98 TFLOPS
ROPs496
TMUs8192
Tensor Coresno data192
Ray Tracing Coresno data48

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 4.0 x16
Length213 mmno data
Width2-slotno data
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 typeDDRGDDR6
Maximum RAM amount128 MB8 GB
Memory bus width128 Bit256 Bit
Memory clock speed400 MHz1750 MHz
Memory bandwidth12.8 GB/s448.0 GB/s
Shared memoryno 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.

DirectX9.0a12 Ultimate (12_2)
Shader Modelno data6.5
OpenGL1.5 (2.1)4.6
OpenCLN/A2.0
VulkanN/A1.2
CUDA-8.6

Pros & cons summary


Recency 6 March 2003 12 January 2021
Maximum RAM amount 128 MB 8 GB
Chip lithography 130 nm 8 nm
Power consumption (TDP) 44 Watt 115 Watt

FX 5800 has 161.4% lower power consumption.

RTX 3080 Mobile, on the other hand, has an age advantage of 17 years, a 6300% higher maximum VRAM amount, and a 1525% more advanced lithography process.

We couldn't decide between GeForce FX 5800 and GeForce RTX 3080 Mobile. We've got no test results to judge.

Be aware that GeForce FX 5800 is a desktop card while GeForce RTX 3080 Mobile 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.


NVIDIA GeForce FX 5800
GeForce FX 5800
NVIDIA GeForce RTX 3080 Mobile
GeForce RTX 3080 Mobile

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.


3.6 22 votes

Rate GeForce FX 5800 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 788 votes

Rate GeForce RTX 3080 Mobile 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.