GeForce 8600 GTS Mac Edition vs Radeon HD 6450A

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Primary details

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

Place in the ranking1180not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.84no data
ArchitectureTeraScale 2 (2009−2015)Tesla (2006−2010)
GPU code nameCaicosG84
Market segmentLaptopDesktop
Release date7 April 2011 (13 years ago)21 September 2007 (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 cores16032
Core clock speed625 MHz675 MHz
Number of transistors370 million289 million
Manufacturing process technology40 nm80 nm
Power consumption (TDP)25 Watt75 Watt
Texture fill rate5.00010.80
Floating-point processing power0.2 TFLOPS0.0928 TFLOPS
ROPs48
TMUs816

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).

InterfaceMXM-A (3.0)PCIe 1.0 x16
Widthno data1-slot
Supplementary power connectorsno data1x 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 typeDDR3GDDR3
Maximum RAM amount512 MB512 MB
Memory bus width64 Bit128 Bit
Memory clock speed533 MHz1008 MHz
Memory bandwidth8.528 GB/s32.26 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 ConnectorsNo outputs2x DVI

API compatibility

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

DirectX11.2 (11_0)11.1 (10_0)
Shader Model5.04.0
OpenGL4.43.3
OpenCL1.21.1
VulkanN/AN/A
CUDA-1.1

Pros & cons summary


Recency 7 April 2011 21 September 2007
Chip lithography 40 nm 80 nm
Power consumption (TDP) 25 Watt 75 Watt

HD 6450A has an age advantage of 3 years, a 100% more advanced lithography process, and 200% lower power consumption.

We couldn't decide between Radeon HD 6450A and GeForce 8600 GTS Mac Edition. We've got no test results to judge.

Be aware that Radeon HD 6450A is a notebook card while GeForce 8600 GTS 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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AMD Radeon HD 6450A
Radeon HD 6450A
NVIDIA GeForce 8600 GTS Mac Edition
GeForce 8600 GTS Mac Edition

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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