GeForce FX 5800 Ultra vs GTX 660 OEM

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Primary details

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

Place in the ranking737not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.77no data
ArchitectureKepler (2012−2018)Rankine (2003−2005)
GPU code nameGK104NV30
Market segmentDesktopDesktop
Release date22 August 2012 (12 years ago)6 March 2003 (21 year ago)
Launch price (MSRP)no data$399

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 cores1152no data
Core clock speed823 MHz500 MHz
Boost clock speed888 MHzno data
Number of transistors3,540 million125 million
Manufacturing process technology28 nm130 nm
Power consumption (TDP)130 Wattno data
Texture fill rate85.254.000
Floating-point processing power2.046 TFLOPSno data
ROPs324
TMUs968

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 3.0 x16AGP 8x
Length241 mm213 mm
Width2-slot2-slot
Supplementary power connectors1x 6-pin1x Molex

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 typeGDDR5GDDR2
Maximum RAM amount2 GB128 MB
Memory bus width256 Bit128 Bit
Memory clock speed1400 MHz500 MHz
Memory bandwidth179.2 GB/s16 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 HDMI, 1x DisplayPort1x DVI, 1x VGA, 1x S-Video
HDMI+-

API compatibility

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

DirectX12 (11_0)9.0a
Shader Model5.1no data
OpenGL4.61.5 (2.1)
OpenCL1.2N/A
Vulkan1.1.126N/A
CUDA3.0-

Pros & cons summary


Recency 22 August 2012 6 March 2003
Maximum RAM amount 2 GB 128 MB
Chip lithography 28 nm 130 nm

GTX 660 OEM has an age advantage of 9 years, a 1500% higher maximum VRAM amount, and a 364.3% more advanced lithography process.

We couldn't decide between GeForce GTX 660 OEM and GeForce FX 5800 Ultra. 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 GTX 660 OEM
GeForce GTX 660 OEM
NVIDIA GeForce FX 5800 Ultra
GeForce FX 5800 Ultra

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.


3.8 34 votes

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2.7 9 votes

Rate GeForce FX 5800 Ultra on a scale of 1 to 5:

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Questions & comments

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