Quadro RTX A6000 vs GeForce 8800 GTS 640

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Primary details

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

Place in the rankingnot rated38
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data10.53
ArchitectureTesla (2006−2010)Ampere (2020−2024)
GPU code nameG80Ampere
Market segmentDesktopWorkstation
Release date8 November 2006 (17 years ago)5 October 2020 (3 years ago)
Launch price (MSRP)$449 $4,649

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 cores9610752
Core clock speed513 MHz1410 MHz
Boost clock speedno data1800 MHz
Number of transistors681 million28,300 million
Manufacturing process technology90 nm8 nm
Power consumption (TDP)143 Watt300 Watt
Texture fill rate24.62625.0
Floating-point processing power0.2281 gflops40 gflops
ROPs20112
TMUs24336

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 4.0 x16
Length267 mm267 mm
Width2-slot2-slot
Supplementary power connectors1x 6-pin8-pin EPS

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 typeGDDR3GDDR6
Maximum RAM amount640 MB48 GB
Memory bus width320 Bit384 Bit
Memory clock speed1584 MHz16000 MHz
Memory bandwidth63.36 GB/s768.0 GB/s
Shared memory--

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-Video4x DisplayPort

API compatibility

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

DirectX11.1 (10_0)12 Ultimate (12_2)
Shader Model4.06.5
OpenGL3.34.6
OpenCL1.12.0
VulkanN/A1.2
CUDA+8.6

Pros & cons summary


Recency 8 November 2006 5 October 2020
Maximum RAM amount 640 MB 48 GB
Chip lithography 90 nm 8 nm
Power consumption (TDP) 143 Watt 300 Watt

8800 GTS 640 has 109.8% lower power consumption.

RTX A6000, on the other hand, has an age advantage of 13 years, a 7580% higher maximum VRAM amount, and a 1025% more advanced lithography process.

We couldn't decide between GeForce 8800 GTS 640 and Quadro RTX A6000. We've got no test results to judge.

Be aware that GeForce 8800 GTS 640 is a desktop card while Quadro RTX A6000 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 8800 GTS 640
GeForce 8800 GTS 640
NVIDIA Quadro RTX A6000
Quadro RTX A6000

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.


3.6 45 votes

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3.2 454 votes

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Questions & comments

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