NVIDIA GeForce GT 140 OEM vs NVIDIA GeForce GT 555M

Table of Contents

Graphics Processor

GPU model G94B GF106
Architecture Tesla Fermi
Foundry TSMC TSMC
Manufacturing process 55 nm 40 nm
Number of transistors 505 million 1,170 million
Die size 196 mm² 238 mm²
GPU variant — N12E-GE-B-A1

Graphics Card

Release date Mar 10th, 2009 —
Generation GeForce 100 —
Production End-of-life —
Interface PCIe 2.0 x16 —
Predecessor GeForce 9 —
Successor GeForce 200 —

Clocks

GPU clock 650 MHz 525 MHz
Shader clock 1625 MHz 1050 MHz
Memory clock 900 MHz 1800 Mbps effective 900 MHz 1800 Mbps effective

Memory Configuration

Memory size 1024 MB 1024 MB
Memory type GDDR3 DDR3
Memory bus width 256 bit 128 bit
Bandwidth 57.60 GB/s 28.80 GB/s

Render Configuration

Shading units 64 144
TMUs 32 24
ROPs 16 16
SM count 8 3
Cache L2 64 KB 256 KB
Cache L1 — 64 KB (per SM)

Performance

Pixel rate 10.40 GPixel/s 3.150 GPixel/s
Texture rate 20.80 GTexel/s 12.60 GTexel/s
FP32 (float) performance 208.0 GFLOPS 302.4 GFLOPS
FP64 (double) performance — 25.20 GFLOPS (1:12)

Dimensions & Outputs

Slot width Single-slot —
Length 229 mm 9 inches —
TDP 105 W 35 W
Suggested PSU 300 W —
Outputs 2x DVI1x S-Video No outputs
Power connectors 1x 6-pin —
Board number P545 —

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

Mobile graphics

Release date — Oct 27th, 2011
Generation — GeForce 500M
Production — End-of-life
Interface — PCIe 2.0 x16
Predecessor — GeForce 400M
Successor — GeForce 600M

Compare

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