GeForce 7900 GT vs ATI Radeon X1950 XTX

Primary details

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

Place in the rankingnot rated1181
Place by popularitynot in top-100not in top-100
Power efficiencyno data0.97
ArchitectureR500 (2005−2007)Curie (2003−2013)
GPU code nameR580+G71
Market segmentDesktopDesktop
Release date17 October 2006 (18 years ago)9 March 2006 (18 years ago)
Launch price (MSRP)$449 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.

Core clock speed650 MHz450 MHz
Number of transistors384 million278 million
Manufacturing process technology90 nm90 nm
Power consumption (TDP)125 Watt48 Watt
Texture fill rate10.4010.80
ROPs1616
TMUs1624

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
Length230 mmno data
Width2-slot1-slot
Supplementary power connectors1x 6-pin1x 6-pin

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 typeGDDR4GDDR3
Maximum RAM amount512 MB256 MB
Memory bus width256 Bit256 Bit
Memory clock speed1000 MHz660 MHz
Memory bandwidth64 GB/s42.24 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-Video2x DVI, 1x S-Video

API compatibility

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

DirectX9.0c (9_3)9.0c (9_3)
Shader Model3.03.0
OpenGL2.02.1
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 17 October 2006 9 March 2006
Maximum RAM amount 512 MB 256 MB
Power consumption (TDP) 125 Watt 48 Watt

ATI X1950 XTX has an age advantage of 7 months, and a 100% higher maximum VRAM amount.

7900 GT, on the other hand, has 160.4% lower power consumption.

We couldn't decide between Radeon X1950 XTX and GeForce 7900 GT. 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 X1950 XTX
Radeon X1950 XTX
NVIDIA GeForce 7900 GT
GeForce 7900 GT

Comparisons with similar GPUs

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Community ratings

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4.4 8 votes

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2.5 41 vote

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Questions & comments

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