NVIDIA GeForce 9800M GTS vs NVIDIA GeForce GT 620

Edit	NVIDIA GeForce 9800M GTS Check Price	NVIDIA GeForce GT 620 Check Price

Table of Contents

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

Graphics Processor

GPU model	G94	GF108
GPU variant	NB9E-GT1	GF108-100-KB-A1
Architecture	Tesla	Fermi
Foundry	TSMC	TSMC
Manufacturing process	65 nm	40 nm
Number of transistors	505 million	585 million
Die size	240 mm²	116 mm²

Mobile graphics

Release date	Aug 21st, 2008	—
Generation	GeForce 9M (9800M)	—
Production	End-of-life	—
Interface	PCIe 2.0 x16	—
Predecessor	GeForce 8M	—
Successor	GeForce 100M	—

Clocks

GPU clock	600 MHz	700 MHz
Shader clock	1500 MHz	1400 MHz
Memory clock	800 MHz 1600 Mbps effective	900 MHz 1800 Mbps effective

Memory Configuration

Memory size	1024 MB	1024 MB
Memory type	GDDR3	DDR3
Memory bus width	256 bit	64 bit
Bandwidth	51.20 GB/s	14.40 GB/s

Render Configuration

Shading units	64	96
TMUs	32	16
ROPs	16	4
SM count	8	2
Cache L2	64 KB	128 KB
Cache L1	—	64 KB (per SM)

Performance

Pixel rate	9.600 GPixel/s	2.800 GPixel/s
Texture rate	19.20 GTexel/s	11.20 GTexel/s
FP32 (float) performance	192.0 GFLOPS	268.8 GFLOPS
FP64 (double) performance	—	22.40 GFLOPS (1:12)

Dimensions & Outputs

TDP	75 W	49 W
Outputs	No outputs	1x DVI1x HDMI1x VGA
Board number	E569	P1071
Slot width	—	Single-slot
Length	—	145 mm 5.7 inches
Suggested PSU	—	200 W
Power connectors	—	None

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

Graphics Card

Release date	—	May 15th, 2012
Generation	—	GeForce 600
Production	—	End-of-life
Interface	—	PCIe 2.0 x16
Predecessor	—	GeForce 500
Successor	—	GeForce 700

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