GeForce 8600M GT SLI vs Radeon HD 6450

Primary details

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

Place in the ranking1228not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.97no data
ArchitectureTeraScale 2 (2009−2015)G8x (2007)
GPU code nameCaicosNB8P-GS
Market segmentDesktopLaptop
Designreferenceno data
Release date7 April 2011 (13 years ago)23 October 2007 (17 years ago)
Launch price (MSRP)$55 no data

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 cores16064
Core clock speedno data475 MHz
Boost clock speed750 MHzno data
Number of transistors370 million598 Million
Manufacturing process technology40 nm80 nm
Power consumption (TDP)30 Watt20 Watt
Texture fill rate5.000no data
Floating-point processing power0.2 TFLOPSno data
ROPs4no data
TMUs8no 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).

Laptop sizeno datalarge
Bus supportPCIe 2.0 x8no data
InterfacePCIe 2.0 x16no data
Length168 mmno data
Width1-slotno data
Supplementary power connectorsNoneno data

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 typeGDDR5GDDR3, GDDR2
Maximum RAM amount1 GB1 GB
Memory bus width64 Bit128 Bit
Memory clock speed800 MHz700 MHz
Memory bandwidth25.6 GB/sno data
Memory bandwidth8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)no data
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 Connectors1x DVI, 1x HDMI, 1x VGAno data
Eyefinity+-
Number of Eyefinity displays4no data
HDMI+-
DisplayPort support+-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

CrossFire+-

API compatibility

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

DirectXDirectX® 1110
Shader Model5.0no data
OpenGL4.4no data
OpenCL1.2no data

Pros & cons summary


Recency 7 April 2011 23 October 2007
Chip lithography 40 nm 80 nm
Power consumption (TDP) 30 Watt 20 Watt

HD 6450 has an age advantage of 3 years, and a 100% more advanced lithography process.

8600M GT SLI, on the other hand, has 50% lower power consumption.

We couldn't decide between Radeon HD 6450 and GeForce 8600M GT SLI. We've got no test results to judge.

Be aware that Radeon HD 6450 is a desktop card while GeForce 8600M GT SLI is a notebook 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 6450
Radeon HD 6450
NVIDIA GeForce 8600M GT SLI
GeForce 8600M GT SLI

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Community ratings

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Questions & comments

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