NVIDIA GeForce 9800 GTX vs NVIDIA GeForce GT 440

Edit	NVIDIA GeForce 9800 GTX Check Price	NVIDIA GeForce GT 440 Check Price

Table of Contents

Graphics Processor
Graphics Card
Clocks
Memory Configuration
Render Configuration
Performance
Dimensions & Outputs
API Support & Features
Other Features

Graphics Processor

GPU model	G92	GF108
GPU variant	G92-420-A2	GF108-400-A1
Architecture	Tesla	Fermi
Foundry	TSMC	TSMC
Manufacturing process	65 nm	40 nm
Number of transistors	754 million	585 million
Die size	324 mm²	116 mm²

Graphics Card

Release date	Mar 28th, 2008	Feb 1st, 2011
Generation	GeForce 9	GeForce 400
Production	End-of-life	End-of-life
Launch price	299 USD	79 USD
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Reviews	84 in our database	5 in our database
Predecessor	GeForce 8	GeForce 200
Successor	GeForce 200	GeForce 500

Clocks

GPU clock	675 MHz	810 MHz
Shader clock	1688 MHz	1620 MHz
Memory clock	1100 MHz 2.2 Gbps effective	900 MHz 1800 Mbps effective

Memory Configuration

Memory size	512 MB	1024 MB
Memory type	GDDR3	DDR3
Memory bus width	256 bit	128 bit
Bandwidth	70.40 GB/s	28.80 GB/s

Render Configuration

Shading units	128	96
TMUs	64	16
ROPs	16	4
SM count	16	2
Cache L2	64 KB	256 KB
Cache L1	—	64 KB (per SM)

Performance

Pixel rate	10.80 GPixel/s	3.240 GPixel/s
Texture rate	43.20 GTexel/s	12.96 GTexel/s
FP32 (float) performance	432.1 GFLOPS	311.0 GFLOPS
FP64 (double) performance	—	25.92 GFLOPS (1:12)

Dimensions & Outputs

Slot width	Dual-slot	Single-slot
Length	267 mm 10.5 inches	145 mm 5.7 inches
Width	111 mm 4.4 inches	—
Height	38 mm 1.5 inches	—
TDP	140 W	65 W
Suggested PSU	300 W	250 W
Outputs	2x DVI1x S-Video	1x DVI1x HDMI1x VGA
Power connectors	2x 6-pin	None
Board number	P392	P1071

API Support & Features

DirectX	11.1 (10_0)	12 (11_0)
OpenGL	3.3	4.6
OpenCL	1.1	1.1
Vulkan	—	—
CUDA	1.1	2.1
Shader model	4.0	5.1

Other Features

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