GeForce 6800 Ultra DDL vs ATI Radeon X1600 XT

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)Curie (2003−2013)
GPU code nameRV530NV40
Market segmentDesktopDesktop
Release date1 October 2007 (17 years ago)14 April 2004 (20 years ago)
Launch price (MSRP)no data$599

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 speed590 MHz400 MHz
Number of transistors157 million222 million
Manufacturing process technology90 nm130 nm
Power consumption (TDP)42 Watt100 Watt
Texture fill rate2.3606.400
ROPs416
TMUs416

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 x16AGP Pro 8x
Lengthno data305 mm
Width1-slot2-slot
Supplementary power connectorsNoneNone

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 MB256 MB
Memory bus width128 Bit256 Bit
Memory clock speed690 MHz550 MHz
Memory bandwidth22.08 GB/s35.2 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 Connectors1x DVI, 1x VGA, 1x S-Video2x DVI

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 1 October 2007 14 April 2004
Chip lithography 90 nm 130 nm
Power consumption (TDP) 42 Watt 100 Watt

ATI X1600 XT has an age advantage of 3 years, a 44.4% more advanced lithography process, and 138.1% lower power consumption.

We couldn't decide between Radeon X1600 XT and GeForce 6800 Ultra DDL. 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 X1600 XT
Radeon X1600 XT
NVIDIA GeForce 6800 Ultra DDL
GeForce 6800 Ultra DDL

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Community ratings

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Questions & comments

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