NVIDIA GeForce 845M vs NVIDIA Quadro 4000 Mac Edition

Table of Contents

Graphics Processor

GPU model GM107 GF100
GPU variant N15S-GT1R
Architecture Maxwell Fermi
Foundry TSMC TSMC
Manufacturing process 28 nm 40 nm
Number of transistors 1,870 million 3,100 million
Die size 148 mm² 529 mm²

Mobile graphics

Release date Feb 7th, 2015
Generation GeForce 800M
Production End-of-life
Interface PCIe 3.0 x16
Predecessor GeForce 700M
Successor GeForce 900M

Clocks

GPU clock 863 MHz 475 MHz
Memory clock 1001 MHz 2 Gbps effective 702 MHz 2.8 Gbps effective
Shader clock 950 MHz

Memory Configuration

Memory size 2 GB 1792 MB
Memory type DDR3 GDDR5
Memory bus width 64 bit 256 bit
Bandwidth 16.02 GB/s 89.86 GB/s

Render Configuration

Shading units 512 256
TMUs 32 32
ROPs 16 32
SMM count 4
Cache L1 64 KB (per SMM) 64 KB (per SM)
Cache L2 1024 KB 512 KB
SM count 8

Performance

Pixel rate 13.81 GPixel/s 7.600 GPixel/s
Texture rate 27.62 GTexel/s 15.20 GTexel/s
FP32 (float) performance 883.7 GFLOPS 486.4 GFLOPS
FP64 (double) performance 27.62 GFLOPS (1:32) 243.2 GFLOPS (1:2)

Dimensions & Outputs

Slot width IGP Dual-slot
TDP 45 W 142 W
Outputs No outputs 1x DVI1x DisplayPort1x S-Video
Length 241 mm 9.5 inches
Suggested PSU 300 W
Power connectors 1x 6-pin

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 2.0
Shader model 5.1 5.1

Other Features

Graphics Card

Release date Jun 12th, 2011
Generation Quadro
Production End-of-life
Launch price 1,199 USD
Interface PCIe 2.0 x16
Reviews 26 in our database

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