Radeon R7 Graphics vs GeForce 6800 Ultra

Primary details

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

Place in the ranking1281not rated
Place by popularitynot in top-100not in top-100
Power efficiency0.31no data
ArchitectureCurie (2003−2013)GCN 2.0 (2013−2017)
GPU code nameNV45Spectre
Market segmentDesktopDesktop
Release date26 July 2004 (20 years ago)11 January 2014 (10 years ago)
Launch price (MSRP)$499 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 data512
Core clock speed425 MHz720 MHz
Boost clock speedno data980 MHz
Number of transistors222 million2,410 million
Manufacturing process technology130 nm28 nm
Power consumption (TDP)81 Watt15 Watt
Texture fill rate6.80031.36
Floating-point processing powerno data1.004 TFLOPS
ROPs168
TMUs1632

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 x16IGP
Length197 mmno data
Width2-slotIGP
Supplementary power connectors1x 6-pinno 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 typeGDDR3System Shared
Maximum RAM amount256 MBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed550 MHzSystem Shared
Memory bandwidth35.2 GB/sno 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 Connectors2x DVI, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0c (9_3)12 (12_0)
Shader Model3.06.0
OpenGL2.14.6
OpenCLN/A2.0
VulkanN/A1.2.131

Pros & cons summary


Recency 26 July 2004 11 January 2014
Chip lithography 130 nm 28 nm
Power consumption (TDP) 81 Watt 15 Watt

R7 Graphics has an age advantage of 9 years, a 364.3% more advanced lithography process, and 440% lower power consumption.

We couldn't decide between GeForce 6800 Ultra and Radeon R7 Graphics. 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 Ultra
GeForce 6800 Ultra
AMD Radeon R7 Graphics
Radeon R7 Graphics

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.7 16 votes

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3.3 1417 votes

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Questions & comments

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