GeForce 9400 GT vs 9800 GT

Primary details

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

Place in the ranking	1036	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.04	no data
Power efficiency	0.69	no data
Architecture	Tesla (2006−2010)	Tesla (2006−2010)
GPU code name	G92	G96C
Market segment	Desktop	Desktop
Release date	21 July 2008 (16 years ago)	27 August 2008 (16 years ago)
Launch price (MSRP)	$160	$79.99

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	112	16
Core clock speed	600 MHz	550 MHz
Number of transistors	754 million	314 million
Manufacturing process technology	65 nm	55 nm
Power consumption (TDP)	105 Watt	50 Watt
Maximum GPU temperature	105 °C	105 °C
Texture fill rate	33.60	4.400
Floating-point processing power	0.336 TFLOPS	0.0448 TFLOPS
ROPs	16	4
TMUs	56	8

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).

Bus support	no data	PCI-E 2.0
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	229 mm	168 mm
Height	1-slot	4.376" (11.1 cm)
Width	1-slot	1-slot
Supplementary power connectors	1x 6-pin	None
SLI options	+	+

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	GDDR3	DDR2
Maximum RAM amount	1 GB	512 MB
Memory bus width	256 Bit	128 Bit
Memory clock speed	900 MHz	400 MHz
Memory bandwidth	57.6 GB/s	12.8 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 Connectors	HDTVDual Link DVI	Dual Link DVI
Multi monitor support	+	+
HDMI	-	+
Maximum VGA resolution	2048x1536	2048x1536
Audio input for HDMI	S/PDIF	S/PDIF

API compatibility

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

DirectX	11.1 (10_0)	11.1 (10_0)
Shader Model	4.0	4.0
OpenGL	2.1	2.1
OpenCL	1.1	1.1
Vulkan	N/A	N/A
CUDA	+	+

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.

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Pros & cons summary

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Recency	21 July 2008	27 August 2008
Maximum RAM amount	1 GB	512 MB
Chip lithography	65 nm	55 nm
Power consumption (TDP)	105 Watt	50 Watt

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