ATI Radeon X1950 XT vs ATI HD 3650

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
ArchitectureTeraScale (2005−2013)R500 (2005−2007)
GPU code nameRV635R580+
Market segmentDesktopDesktop
Release date20 January 2008 (16 years ago)17 October 2006 (18 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 cores120no data
Core clock speed725 MHz625 MHz
Number of transistors378 million384 million
Manufacturing process technology55 nm90 nm
Power consumption (TDP)65 Watt96 Watt
Texture fill rate5.80010.00
Floating-point processing power0.174 TFLOPSno data
ROPs416
TMUs816

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 2.0 x16PCIe 1.0 x16
Width1-slot2-slot
Supplementary power connectorsNone1x 6-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 typeGDDR3GDDR3
Maximum RAM amount256 MB256 MB
Memory bus width128 Bit256 Bit
Memory clock speed800 MHz900 MHz
Memory bandwidth25.6 GB/s57.6 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-Video2x DVI, 1x S-Video

API compatibility

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

DirectX10.1 (10_1)9.0c (9_3)
Shader Model4.13.0
OpenGL3.32.0
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 20 January 2008 17 October 2006
Chip lithography 55 nm 90 nm
Power consumption (TDP) 65 Watt 96 Watt

ATI HD 3650 has an age advantage of 1 year, a 63.6% more advanced lithography process, and 47.7% lower power consumption.

We couldn't decide between Radeon HD 3650 and Radeon X1950 XT. 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 HD 3650
Radeon HD 3650
ATI Radeon X1950 XT
Radeon X1950 XT

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.


3.7 89 votes

Rate Radeon HD 3650 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 25 votes

Rate Radeon X1950 XT 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.