A100 PCIe vs ATI Radeon X1950 XTX

VS

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
ArchitectureR500 (2005−2007)Ampere (2020−2024)
GPU code nameR580+GA100
Market segmentDesktopWorkstation
Release date17 October 2006 (18 years ago)22 June 2020 (4 years ago)
Launch price (MSRP)$449 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 data6912
Core clock speed650 MHz1410 MHz
Number of transistors384 million54,200 million
Manufacturing process technology90 nm7 nm
Power consumption (TDP)125 Watt250 Watt
Texture fill rate10.40609.1
Floating-point processing powerno data19.49 TFLOPS
ROPs16160
TMUs16432
Tensor Coresno data432

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 4.0 x16
Length230 mm267 mm
Width2-slot2-slot
Supplementary power connectors1x 6-pin1x 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 typeGDDR4HBM2e
Maximum RAM amount512 MB40 GB
Memory bus width256 Bit5120 Bit
Memory clock speed1000 MHz1215 MHz
Memory bandwidth64 GB/s1,555 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 Connectors2x DVI, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.5
OpenGL2.04.6
OpenCLN/A2.0
VulkanN/A1.2
CUDA-8.0

Pros & cons summary


Recency 17 October 2006 22 June 2020
Maximum RAM amount 512 MB 40 GB
Chip lithography 90 nm 7 nm
Power consumption (TDP) 125 Watt 250 Watt

ATI X1950 XTX has 100% lower power consumption.

A100 PCIe, on the other hand, has an age advantage of 13 years, a 7900% higher maximum VRAM amount, and a 1185.7% more advanced lithography process.

We couldn't decide between Radeon X1950 XTX and A100 PCIe. We've got no test results to judge.

Be aware that Radeon X1950 XTX is a desktop card while A100 PCIe is a 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 X1950 XTX
Radeon X1950 XTX
NVIDIA A100 PCIe
A100 PCIe

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.


4.4 8 votes

Rate Radeon X1950 XTX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.5 31 vote

Rate A100 PCIe 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.