Quadro K6000 SDI vs GeForce 8400 GS

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Primary details

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

Place in the ranking1254not rated
Place by popularitynot in top-100not in top-100
Power efficiency0.70no data
ArchitectureTesla (2006−2010)Kepler (2012−2018)
GPU code nameG86GK110
Market segmentDesktopWorkstation
Release date17 April 2007 (17 years ago)23 July 2013 (11 years ago)
Launch price (MSRP)$29.99 $8,599

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.

Pipelines / CUDA cores162880
Core clock speed459 MHz902 MHz
Number of transistors210 million7,080 million
Manufacturing process technology80 nm28 nm
Power consumption (TDP)40 Watt239 Watt
Texture fill rate3.672216.5
Floating-point processing power0.02938 TFLOPS5.196 TFLOPS
ROPs448
TMUs8240

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 3.0 x16
Length170 mm267 mm
Width1-slot3-slot
Supplementary power connectorsNoneno data
SLI options+-

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 typeDDR2GDDR5
Maximum RAM amount256 MB12 GB
Standard memory config per GPU256 MBno data
Memory bus width64 Bit384 Bit
Memory clock speed400 MHz1502 MHz
Memory bandwidth6.4 GB/s288.4 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, 2x DisplayPort

API compatibility

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

DirectX11.1 (10_0)12 (11_0)
Shader Model4.05.1
OpenGL2.14.6
OpenCL1.11.2
VulkanN/A1.1.126
CUDA1.13.5

Pros & cons summary


Recency 17 April 2007 23 July 2013
Maximum RAM amount 256 MB 12 GB
Chip lithography 80 nm 28 nm
Power consumption (TDP) 40 Watt 239 Watt

8400 GS has 497.5% lower power consumption.

K6000 SDI, on the other hand, has an age advantage of 6 years, a 4700% higher maximum VRAM amount, and a 185.7% more advanced lithography process.

We couldn't decide between GeForce 8400 GS and Quadro K6000 SDI. We've got no test results to judge.

Be aware that GeForce 8400 GS is a desktop card while Quadro K6000 SDI is a workstation one.


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 8400 GS
GeForce 8400 GS
NVIDIA Quadro K6000 SDI
Quadro K6000 SDI

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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