NVIDIA GeForce 9800M GTS vs NVIDIA GeForce GT 620

Table of Contents

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

Compare

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