Radeon R2 Mobile Graphics vs ATI X1900 XT

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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)GCN 2.0 (2013−2017)
GPU code nameR580Beema
Market segmentDesktopLaptop
Release date24 January 2006 (18 years ago)28 January 2015 (9 years ago)
Launch price (MSRP)$299 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 data128
Core clock speed625 MHz497 MHz
Boost clock speedno data300 MHz
Number of transistors384 million930 million
Manufacturing process technology90 nm28 nm
Power consumption (TDP)100 Watt100 Watt
Texture fill rate10.003.976
Floating-point processing powerno data0.1272 TFLOPS
ROPs164
TMUs168

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 x16IGP
Length242 mmno data
Width2-slotno data
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 typeGDDR3System Shared
Maximum RAM amount256 MBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed725 MHzSystem Shared
Memory bandwidth46.4 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.

DirectX9.0c (9_3)12 (12_0)
Shader Model3.06.3
OpenGL2.1 (full) 3.0 (partial)4.6
OpenCLN/A2.0
VulkanN/A1.2.131

Pros & cons summary


Recency 24 January 2006 28 January 2015
Chip lithography 90 nm 28 nm

R2 Mobile Graphics has an age advantage of 9 years, and a 221.4% more advanced lithography process.

We couldn't decide between Radeon X1900 XT and Radeon R2 Mobile Graphics. We've got no test results to judge.

Be aware that Radeon X1900 XT is a desktop card while Radeon R2 Mobile Graphics 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 X1900 XT
Radeon X1900 XT
AMD Radeon R2 Mobile Graphics
Radeon R2 Mobile Graphics

Comparisons with similar GPUs

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Community ratings

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2.4 32 votes

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3.4 40 votes

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Questions & comments

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