NVIDIA GeForce 9400 GT vs NVIDIA GeForce 8400 GS

Comparative analysis of NVIDIA GeForce 9400 GT and NVIDIA GeForce 8400 GS 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 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), Geekbench - OpenCL.

NVIDIA GeForce 9400 GT

NVIDIA GeForce 8400 GS

Differences

Reasons to consider the NVIDIA GeForce 9400 GT

Videocard is newer: launch date 1 year(s) 3 month(s) later
3.1x more core clock speed: 1400 MHz vs 459 MHz
Around 22% higher texture fill rate: 4.4 billion / sec vs 3.6 billion / sec
2x more maximum memory size: 512 MB vs 256 MB
Around 8% better performance in PassMark - G3D Mark: 169 vs 156
Around 58% better performance in PassMark - G2D Mark: 38 vs 24
8x better performance in GFXBench 4.0 - Manhattan (Frames): 1796 vs 224
8x better performance in GFXBench 4.0 - Manhattan (Fps): 1796 vs 224
2.3x better performance in GFXBench 4.0 - T-Rex (Frames): 1016 vs 445
2.3x better performance in GFXBench 4.0 - T-Rex (Fps): 1016 vs 445

Specifications (specs)
Launch date	1 August 2008 vs 17 April 2007
Core clock speed	1400 MHz vs 459 MHz
Texture fill rate	4.4 billion / sec vs 3.6 billion / sec
Maximum memory size	512 MB vs 256 MB
Benchmarks
PassMark - G3D Mark	169 vs 156
PassMark - G2D Mark	38 vs 24
GFXBench 4.0 - Manhattan (Frames)	1796 vs 224
GFXBench 4.0 - Manhattan (Fps)	1796 vs 224
GFXBench 4.0 - T-Rex (Frames)	1016 vs 445
GFXBench 4.0 - T-Rex (Fps)	1016 vs 445

Reasons to consider the NVIDIA GeForce 8400 GS

Around 25% lower typical power consumption: 40 Watt vs 50 Watt
2x more memory clock speed: 800 MHz vs 400 MHz

Thermal Design Power (TDP)	40 Watt vs 50 Watt
Memory clock speed	800 MHz vs 400 MHz

Compare benchmarks

GPU 1: NVIDIA GeForce 9400 GT
GPU 2: NVIDIA GeForce 8400 GS

PassMark - G3D Mark

GPU 1

GPU 2

169

156

PassMark - G2D Mark

GPU 1

GPU 2

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

1796

224

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

1796

224

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1016

445

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1016

445

Name	NVIDIA GeForce 9400 GT	NVIDIA GeForce 8400 GS
PassMark - G3D Mark	169	156
PassMark - G2D Mark	38	24
GFXBench 4.0 - Manhattan (Frames)	1796	224
GFXBench 4.0 - Manhattan (Fps)	1796	224
GFXBench 4.0 - T-Rex (Frames)	1016	445
GFXBench 4.0 - T-Rex (Fps)	1016	445
Geekbench - OpenCL		1791

Compare specifications (specs)

	NVIDIA GeForce 9400 GT	NVIDIA GeForce 8400 GS
Essentials
Architecture	Tesla	Tesla
Code name	G86	G86
Launch date	1 August 2008	17 April 2007
Launch price (MSRP)	$79.99	$29.99
Place in performance rating	1460	1695
Price now	$79.99	$39.99
Type	Desktop	Desktop
Value for money (0-100)	3.05	3.68
Technical info
Core clock speed	1400 MHz	459 MHz
CUDA cores	16
Floating-point performance	29.376 gflops	29.376 gflops
Manufacturing process technology	80 nm	80 nm
Maximum GPU temperature	105 °C
Pipelines	16	16
Texture fill rate	4.4 billion / sec	3.6 billion / sec
Thermal Design Power (TDP)	50 Watt	40 Watt
Transistor count	210 million	210 million
Video outputs and ports
Audio input for HDMI	S / PDIF
Display Connectors	1x DVI, 1x VGA, 1x S-Video, Dual Link DVI	1x DVI, 1x VGA, 1x S-Video
HDMI
Maximum VGA resolution	2048x1536
Multi monitor support
Compatibility, dimensions and requirements
Bus support	PCI-E 2.0
Height	4.376" (11.1 cm)
Interface	PCIe 2.0 x16	PCIe 1.0 x16
Length	6.6" (16.8 cm)	170 mm
Supplementary power connectors	None	None
API support
DirectX	10.0	10.0
OpenGL	2.1	2.1
Memory
Maximum RAM amount	512 MB	256 MB
Memory bandwidth	12.8 GB / s	6.4 GB / s
Memory bus width	128 Bit	64 Bit
Memory clock speed	400 MHz	800 MHz
Memory type	DDR2	DDR2
Standard memory config per GPU		256 MB
Technologies
CUDA
SLI