NVIDIA GeForce 8600M GT vs NVIDIA GeForce 8400 GS PCI

Comparative analysis of NVIDIA GeForce 8600M GT and NVIDIA GeForce 8400 GS PCI videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA GeForce 8600M GT

NVIDIA GeForce 8400 GS PCI

Differences

Reasons to consider the NVIDIA GeForce 8600M GT

Around 83% higher texture fill rate: 7.6 GTexel / s vs 4.16 GTexel / s
2x more pipelines: 32 vs 16
Around 54% better floating-point performance: 60.8 gflops vs 39.36 gflops
Around 25% lower typical power consumption: 20 Watt vs 25 Watt
Around 20% higher memory clock speed: 800 MHz vs 666 MHz
Around 24% better performance in GFXBench 4.0 - T-Rex (Frames): 1267 vs 1023
Around 24% better performance in GFXBench 4.0 - T-Rex (Fps): 1267 vs 1023

Specifications (specs)
Texture fill rate	7.6 GTexel / s vs 4.16 GTexel / s
Pipelines	32 vs 16
Floating-point performance	60.8 gflops vs 39.36 gflops
Thermal Design Power (TDP)	20 Watt vs 25 Watt
Memory clock speed	800 MHz vs 666 MHz
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	1267 vs 1023
GFXBench 4.0 - T-Rex (Fps)	1267 vs 1023

Reasons to consider the NVIDIA GeForce 8400 GS PCI

Around 19% higher core clock speed: 567 MHz vs 475 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 65 nm vs 80 nm

Core clock speed	567 MHz vs 475 MHz
Manufacturing process technology	65 nm vs 80 nm

Compare benchmarks

GPU 1: NVIDIA GeForce 8600M GT
GPU 2: NVIDIA GeForce 8400 GS PCI

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1267

1023

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1267

1023

Name	NVIDIA GeForce 8600M GT	NVIDIA GeForce 8400 GS PCI
PassMark - G3D Mark	90
PassMark - G2D Mark	29
GFXBench 4.0 - T-Rex (Frames)	1267	1023
GFXBench 4.0 - T-Rex (Fps)	1267	1023

Compare specifications (specs)

	NVIDIA GeForce 8600M GT	NVIDIA GeForce 8400 GS PCI
Essentials
Architecture	Tesla	Tesla
Code name	G84	G98
Launch date	31 December 2007	4 December 2007
Place in performance rating	1646	1647
Type	Laptop	Desktop
Technical info
Core clock speed	475 MHz	567 MHz
Floating-point performance	60.8 gflops	39.36 gflops
Manufacturing process technology	80 nm	65 nm
Pipelines	32	16
Texture fill rate	7.6 GTexel / s	4.16 GTexel / s
Thermal Design Power (TDP)	20 Watt	25 Watt
Transistor count	289 million	210 million
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x VGA, 1x S-Video
Compatibility, dimensions and requirements
Interface	MXM-II	PCI
Laptop size	medium sized
Length		170 mm
Supplementary power connectors		None
API support
DirectX	10.0	10.0
OpenGL	3.3	3.3
Memory
Maximum RAM amount	512 MB	512 MB
Memory bandwidth	22.4 GB / s	8 GB / s
Memory bus width	128 Bit	64 Bit
Memory clock speed	800 MHz	666 MHz
Memory type	GDDR3, GDDR2	DDR3
Shared memory	0
Technologies
Gigathread technology
HDCP-capable
HDR (High Dynamic-Range Lighting)
PCI-E 16x
PowerMizer 7.0