GeForce 7800 GTX 512 vs ATI Radeon X800 XT

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)Curie (2003−2013)
GPU code nameR423G70
Market segmentDesktopDesktop
Release date1 December 2004 (19 years ago)14 November 2005 (18 years ago)
Launch price (MSRP)no data$649

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.

Core clock speed500 MHz500 MHz
Number of transistors160 million302 million
Manufacturing process technology130 nm110 nm
Power consumption (TDP)54 Watt108 Watt
Texture fill rate8.00012.00
ROPs1616
TMUs1624

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 1.0 x16PCIe 1.0 x16
Lengthno data228 mm
Width1-slot2-slot
Supplementary power connectors1x 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 typeGDDR3GDDR3
Maximum RAM amount256 MB512 MB
Memory bus width256 Bit256 Bit
Memory clock speed500 MHz800 MHz
Memory bandwidth32 GB/s51.2 GB/s

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-Video2x DVI, 1x S-Video

API compatibility

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

DirectX9.0b (9_2)9.0c (9_3)
Shader Modelno data3.0
OpenGL2.02.1
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 1 December 2004 14 November 2005
Maximum RAM amount 256 MB 512 MB
Chip lithography 130 nm 110 nm
Power consumption (TDP) 54 Watt 108 Watt

ATI X800 XT has 100% lower power consumption.

7800 GTX 512, on the other hand, has an age advantage of 11 months, a 100% higher maximum VRAM amount, and a 18.2% more advanced lithography process.

We couldn't decide between Radeon X800 XT and GeForce 7800 GTX 512. 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 X800 XT
Radeon X800 XT
NVIDIA GeForce 7800 GTX 512
GeForce 7800 GTX 512

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.


4.2 15 votes

Rate Radeon X800 XT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
1.7 3 votes

Rate GeForce 7800 GTX 512 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.