GMA 900 vs ATI Radeon HD 3850 X3

Primary details

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

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	TeraScale (2005−2013)	Generation 3.0 (2005)
GPU code name	RV670	Alviso
Market segment	Desktop	Desktop
Release date	no data (2024 years ago)	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 cores	320	no data
Core clock speed	669 MHz	333 MHz
Number of transistors	666 million	no data
Manufacturing process technology	55 nm	130 nm
Power consumption (TDP)	145 Watt	no data
Texture fill rate	10.70	1.332
ROPs	16	4
TMUs	16	4

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).

Interface	PCIe 2.0 x16	FSB
Length	292 mm	no data
Width	2-slot	IGP
Supplementary power connectors	1x 8-pin	no 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 type	GDDR3	System Shared
Maximum RAM amount	512 MB	System Shared
Memory bus width	256 Bit	System Shared
Memory clock speed	1700 MBps	System Shared
Memory bandwidth	54.4 GB/s	no 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 Connectors

4x DVI

Portable Device Dependent

API compatibility

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

DirectX	10.1 (10_1)	9.0c
Shader Model	4.1	3.0
OpenGL	3.3 (full) 4.0 (partial)	1.4
OpenCL	N/A	N/A
Vulkan	N/A	N/A

Pros & cons summary

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Chip lithography

55 nm

130 nm

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