Radeon HD 6850 1440SP Edition vs GeForce 6800 XT

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Primary details

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

Place in the ranking1310not rated
Place by popularitynot in top-100not in top-100
ArchitectureCurie (2003−2013)TeraScale 2 (2009−2015)
GPU code nameNV42Cypress
Market segmentDesktopDesktop
Release date30 September 2005 (19 years ago)21 August 2012 (12 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 coresno data1440
Core clock speed450 MHz725 MHz
Number of transistors202 million2,154 million
Manufacturing process technology110 nm40 nm
Power consumption (TDP)no data151 Watt
Texture fill rate5.40052.20
Floating-point processing powerno data2.088 TFLOPS
ROPs832
TMUs1272

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).

InterfaceAGP 8xPCIe 2.0 x16
Lengthno data241 mm
Width1-slot2-slot
Supplementary power connectors1x Molex2x 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 typeGDDR3GDDR5
Maximum RAM amount256 MB1 GB
Memory bus width256 Bit256 Bit
Memory clock speed600 MHz1000 MHz
Memory bandwidth38.4 GB/s128.0 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, 1x HDMI, 1x DisplayPort
HDMI-+

API compatibility

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

DirectX9.0c (9_3)11.2 (11_0)
Shader Model3.05.0
OpenGL2.0 (full) 2.1 (partial)4.4
OpenCLN/A1.2
VulkanN/AN/A

Pros & cons summary


Recency 30 September 2005 21 August 2012
Maximum RAM amount 256 MB 1 GB
Chip lithography 110 nm 40 nm

HD 6850 1440SP Edition has an age advantage of 6 years, a 300% higher maximum VRAM amount, and a 175% more advanced lithography process.

We couldn't decide between GeForce 6800 XT and Radeon HD 6850 1440SP Edition. 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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NVIDIA GeForce 6800 XT
GeForce 6800 XT
AMD Radeon HD 6850 1440SP Edition
Radeon HD 6850 1440SP Edition

Comparisons with similar GPUs

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Community ratings

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4.1 45 votes

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2.8 26 votes

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Questions & comments

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