Radeon 660M vs Quadro4 700 XGL

Primary details

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

Place in the rankingnot rated329
Place by popularitynot in top-100not in top-100
Power efficiencyno data28.40
ArchitectureKelvin (2001−2003)RDNA 2.0 (2020−2024)
GPU code nameNV25 A2Rembrandt+
Market segmentWorkstationLaptop
Release date19 February 2002 (22 years ago)3 January 2023 (1 year 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 data384
Core clock speed275 MHz1500 MHz
Boost clock speedno data1900 MHz
Number of transistors63 million13,100 million
Manufacturing process technology150 nm6 nm
Power consumption (TDP)no data40 Watt
Texture fill rate2.20045.60
Floating-point processing powerno data1.459 TFLOPS
ROPs816
TMUs824
Ray Tracing Coresno data6

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).

InterfaceAGP 4xPCIe 4.0 x8
Width1-slotno data
Supplementary power connectorsNoneNone

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 typeDDRSystem Shared
Maximum RAM amount64 MBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed225 MHzSystem Shared
Memory bandwidth7.2 GB/sno data
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 Connectors2x DVI, 1x S-VideoPortable Device Dependent

API compatibility

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

DirectX8.112 Ultimate (12_2)
Shader Modelno data6.7
OpenGL1.34.6
OpenCLN/A2.0
VulkanN/A1.3

Pros & cons summary


Recency 19 February 2002 3 January 2023
Chip lithography 150 nm 6 nm

Radeon 660M has an age advantage of 20 years, and a 2400% more advanced lithography process.

We couldn't decide between Quadro4 700 XGL and Radeon 660M. We've got no test results to judge.

Be aware that Quadro4 700 XGL is a workstation card while Radeon 660M 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 Quadro4 700 XGL
Quadro4 700 XGL
AMD Radeon 660M
Radeon 660M

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 Quadro4 700 XGL on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.6 309 votes

Rate Radeon 660M 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.