NVIDIA GeForce 940M vs NVIDIA GeForce GT 545 OEM

Graphics Processor

GPU model GM107 GF116
GPU variant N16S-GT1-KB-B GF116-110-KA-A1
Architecture Maxwell Fermi 2.0
Foundry TSMC TSMC
Manufacturing process 28 nm 40 nm
Number of transistors 1,870 million 1,170 million
Die size 148 mm² 238 mm²

Mobile graphics

Release date Mar 13th, 2015
Generation GeForce 900M
Production End-of-life
Interface MXM-B (3.0)
Predecessor GeForce 800M
Successor GeForce 10 Mobile

Clocks

Base clock 1020 MHz
Boost clock 1098 MHz
Memory clock 900 MHz 1800 Mbps effective 1000 MHz 4 Gbps effective
GPU clock 871 MHz
Shader clock 1741 MHz

Memory Configuration

Memory size 2 GB 1024 MB
Memory type DDR3 GDDR5
Memory bus width 64 bit 128 bit
Bandwidth 14.40 GB/s 64.00 GB/s

Render Configuration

Shading units 512 144
TMUs 32 24
ROPs 16 16
SMM count 4
Cache L1 64 KB (per SMM) 64 KB (per SM)
Cache L2 2 MB 256 KB
SM count 3

Performance

Pixel rate 17.57 GPixel/s 5.226 GPixel/s
Texture rate 35.14 GTexel/s 20.90 GTexel/s
FP32 (float) performance 1,124 GFLOPS 501.4 GFLOPS
FP64 (double) performance 35.14 GFLOPS (1:32) 41.78 GFLOPS (1:12)

Dimensions & Outputs

Slot width MXM Module Dual-slot
TDP 75 W 105 W
Outputs No outputs 2x DVI1x mini-HDMI
Length 210 mm 8.3 inches
Suggested PSU 300 W
Power connectors 1x 6-pin
Board number P1050 SKU 11

API Support & Features

DirectX 12 (11_0) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 3.0 1.1
Vulkan 1.1
CUDA 5.0 2.1
Shader model 5.1 5.1

Other Features

Graphics Card

Release date May 14th, 2011
Generation GeForce 500
Production End-of-life
Interface PCIe 2.0 x16
Predecessor GeForce 400
Successor GeForce 600

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