ATI Radeon 3100 IGP vs ATI X850 XT

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Primary details

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

Place in the ranking1380not rated
Place by popularitynot in top-100not in top-100
Power efficiency0.21no data
ArchitectureR400 (2004−2008)TeraScale (2005−2013)
GPU code nameR480RS780
Market segmentDesktopLaptop
Release date1 December 2004 (19 years ago)15 August 2008 (16 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 coresno data40
Core clock speed520 MHz344 MHz
Number of transistors160 million180 million
Manufacturing process technology130 nm65 nm
Power consumption (TDP)69 Wattno data
Texture fill rate8.3201.376
Floating-point processing powerno data0.02752 TFLOPS
ROPs164
TMUs164

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
Width2-slotno data
Supplementary power connectors1x 6-pinNone

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 typeGDDR3System Shared
Maximum RAM amount256 MBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed540 MHzSystem Shared
Memory bandwidth34.56 GB/sno data
Shared memory-+

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.

DirectX9.0b (9_2)10.0 (10_0)
Shader Modelno data4.1
OpenGL2.03.3
OpenCLN/A1.0
VulkanN/AN/A

Pros & cons summary


Recency 1 December 2004 15 August 2008
Chip lithography 130 nm 65 nm

ATI 3100 IGP has an age advantage of 3 years, and a 100% more advanced lithography process.

We couldn't decide between Radeon X850 XT and Radeon 3100 IGP. We've got no test results to judge.

Be aware that Radeon X850 XT is a desktop card while Radeon 3100 IGP is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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ATI Radeon X850 XT
Radeon X850 XT
ATI Radeon 3100 IGP
Radeon 3100 IGP

Comparisons with similar GPUs

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Community ratings

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3.3 12 votes

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3 11 votes

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Questions & comments

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