ATI Xbox 360 GPU vs ATI Radeon HD 2900 GT

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Primary details

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

Place in the ranking1153not rated
Place by popularitynot in top-100not in top-100
Power efficiency0.35no data
ArchitectureTeraScale (2005−2013)TeraScale (2005−2013)
GPU code nameR600Xenos
Market segmentDesktopDesktop
Release date6 November 2007 (17 years ago)22 November 2005 (19 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 cores240240
Core clock speed601 MHz500 MHz
Number of transistors720 million232 million
Manufacturing process technology80 nm90 nm
Power consumption (TDP)150 Wattno data
Texture fill rate7.2128.000
Floating-point processing power0.2885 TFLOPS0.24 TFLOPS
ROPs128
TMUs1216

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
Width2-slotIGP
Supplementary power connectors1x 8-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 typeGDDR3GDDR3
Maximum RAM amount256 MB512 MB
Memory bus width256 Bit128 Bit
Memory clock speed800 MHz1400 MHz
Memory bandwidth51.2 GB/s22.4 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.

DirectX10.0 (10_0)9.0c (9_3)
Shader Model4.0no data
OpenGL3.3N/A
OpenCLN/Ano data
VulkanN/A-

Pros & cons summary


Recency 6 November 2007 22 November 2005
Maximum RAM amount 256 MB 512 MB
Chip lithography 80 nm 90 nm

ATI HD 2900 GT has an age advantage of 1 year, and a 12.5% more advanced lithography process.

ATI Xbox 360 GPU, on the other hand, has a 100% higher maximum VRAM amount.

We couldn't decide between Radeon HD 2900 GT and Xbox 360 GPU. 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.

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ATI Radeon HD 2900 GT
Radeon HD 2900 GT
ATI Xbox 360 GPU
Xbox 360 GPU

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Community ratings

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2.1 8 votes

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4 117 votes

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