GeForce GTX 680 Mac Edition vs SIS Mirage M661FX

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Architectureno dataKepler (2012−2018)
GPU code nameno dataGK104
Market segmentLaptopDesktop
Release date1 July 2003 (21 year ago)3 April 2013 (11 years ago)
Launch price (MSRP)no data$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 coresno data1536
Core clock speedno data1006 MHz
Boost clock speed133 MHz1058 MHz
Number of transistorsno data3,540 million
Manufacturing process technologyno data28 nm
Power consumption (TDP)no data195 Watt
Texture fill rateno data135.4
Floating-point processing powerno data3.25 TFLOPS
ROPsno data32
TMUsno data128

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).

Interfaceno dataPCIe 2.0 x16
Lengthno data254 mm
Widthno data2-slot
Supplementary power connectorsno data2x 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 typeno dataGDDR5
Maximum RAM amountno data2 GB
Memory bus widthno data256 Bit
Memory clock speedno data1502 MHz
Memory bandwidthno data192.3 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 Connectorsno data2x DVI, 1x HDMI, 1x DisplayPort
HDMI-+

API compatibility

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

DirectXno data12 (11_0)
Shader Modelno data5.1
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.1.126
CUDA-3.0

Pros & cons summary


Recency 1 July 2003 3 April 2013

GTX 680 Mac Edition has an age advantage of 9 years.

We couldn't decide between SIS Mirage M661FX and GeForce GTX 680 Mac Edition. We've got no test results to judge.

Be aware that SIS Mirage M661FX is a notebook card while GeForce GTX 680 Mac Edition is a desktop 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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SIS Mirage M661FX
Mirage M661FX
NVIDIA GeForce GTX 680 Mac Edition
GeForce GTX 680 Mac Edition

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