ATI Radeon HD 2950 XTX vs ATI X1950 XTX

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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)TeraScale (2005−2013)
GPU code nameR580+RV670
Market segmentDesktopDesktop
Release date17 October 2006 (18 years ago)no data (2024 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.

Pipelines / CUDA coresno data320
Core clock speed650 MHz777 MHz
Number of transistors384 million666 million
Manufacturing process technology90 nm55 nm
Power consumption (TDP)125 Watt110 Watt
Texture fill rate10.4012.43
Floating-point processing powerno data0.4973 TFLOPS
ROPs1616
TMUs1616

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 2.0 x16
Length230 mm241 mm
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 typeGDDR4GDDR4
Maximum RAM amount512 MB512 MB
Memory bus width256 Bit256 Bit
Memory clock speed1000 MHz1126 MHz
Memory bandwidth64 GB/s72.06 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)10.1 (10_1)
Shader Model3.04.1
OpenGL2.03.3 (full) 4.0 (partial)
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Chip lithography 90 nm 55 nm
Power consumption (TDP) 125 Watt 110 Watt

ATI HD 2950 XTX has a 63.6% more advanced lithography process, and 13.6% lower power consumption.

We couldn't decide between Radeon X1950 XTX and Radeon HD 2950 XTX. 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
ATI Radeon HD 2950 XTX
Radeon HD 2950 XTX

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