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 ranking	1234	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	2.08	no data
Architecture	TeraScale 2 (2009−2015)	G8x (2007)
GPU code name	Caicos	NB8P-GS
Market segment	Desktop	Laptop
Design	reference	no data
Release date	7 April 2011 (13 years ago)	23 October 2007 (16 years ago)
Launch price (MSRP)	$55	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores	160	64
Core clock speed	no data	475 MHz
Boost clock speed	750 MHz	no data
Number of transistors	370 million	598 Million
Manufacturing process technology	40 nm	80 nm
Power consumption (TDP)	30 Watt	20 Watt
Texture fill rate	5.000	no data
Floating-point processing power	0.2 TFLOPS	no data
ROPs	4	no data
TMUs	8	no 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 size	no data	large
Bus support	PCIe 2.0 x8	no data
Interface	PCIe 2.0 x16	no data
Length	168 mm	no data
Width	1-slot	no data
Supplementary power connectors	None	no 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 type	GDDR5	GDDR3, GDDR2
Maximum RAM amount	1 GB	1 GB
Memory bus width	64 Bit	128 Bit
Memory clock speed	800 MHz	700 MHz
Memory bandwidth	25.6 GB/s	no data
Memory bandwidth	8.5-12.8 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 Connectors	1x DVI, 1x HDMI, 1x VGA	no data
Eyefinity	+	-
Number of Eyefinity displays	4	no 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.

DirectX	DirectX® 11	10
Shader Model	5.0	no data
OpenGL	4.4	no data
OpenCL	1.2	no data

Pros & cons summary

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

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