GeForce 8100 + nForce 720a vs GT 650M Mac Edition

Primary details

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

Place in the ranking1015not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.44no data
ArchitectureKepler (2012−2018)Tesla (2006−2010)
GPU code nameGK107C78
Market segmentLaptopDesktop
Release date12 July 2012 (13 years ago)6 May 2008 (17 years ago)

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 cores38416
Core clock speed900 MHz500 MHz
Number of transistors1,270 million210 million
Manufacturing process technology28 nm80 nm
Power consumption (TDP)45 Watt40 Watt
Texture fill rate28.804.000
Floating-point processing power0.6912 TFLOPS0.0384 TFLOPS
ROPs164
TMUs328
L1 Cache32 KBno data
L2 Cache256 KBno data

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 x16PCI
Widthno dataIGP

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 typeGDDR5System Shared
Maximum RAM amount512 MBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed1254 MHzSystem Shared
Memory bandwidth80.26 GB/sno data
Shared memory-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsNo outputs1x DVI, 1x VGA, 1x S-Video

API and SDK compatibility

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

DirectX12 (11_0)11.1 (10_0)
Shader Model5.14.0
OpenGL4.63.3
OpenCL1.2N/A
Vulkan1.1.126N/A
CUDA3.0-

Pros & cons summary


Recency 12 July 2012 6 May 2008
Chip lithography 28 nm 80 nm
Power consumption (TDP) 45 Watt 40 Watt

GT 650M Mac Edition has an age advantage of 4 years, and a 185.7% more advanced lithography process.

8100 + nForce 720a, on the other hand, has 12.5% lower power consumption.

We couldn't decide between GeForce GT 650M Mac Edition and GeForce 8100 + nForce 720a. We've got no test results to judge.

Be aware that GeForce GT 650M Mac Edition is a notebook graphics card while GeForce 8100 + nForce 720a is a desktop one.

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NVIDIA GeForce GT 650M Mac Edition
GeForce GT 650M Mac Edition
NVIDIA GeForce 8100 + nForce 720a
GeForce 8100 + nForce 720a

Other comparisons

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Community ratings

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2.5 22 votes

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3.1 18 votes

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