NVIDIA GeForce GT 620M vs NVIDIA GeForce RTX 3090

Table of Contents

Graphics Processor

GPU model GF108 GA102
GPU variant N13P-GLP-A1 GA102-300-A1
Architecture Fermi Ampere
Foundry TSMC Samsung
Manufacturing process 40 nm 8 nm
Number of transistors 585 million 28,300 million
Die size 116 mm² 628 mm²

Mobile graphics

Release date Aug 23rd, 2012
Generation GeForce 600M
Production End-of-life
Interface PCIe 2.0 x16
Predecessor GeForce 500M
Successor GeForce 700M

Clocks

GPU clock 660 MHz
Shader clock 1320 MHz
Memory clock 900 MHz 1800 Mbps effective 1219 MHz 19.5 Gbps effective
Base clock 1395 MHz
Boost clock 1695 MHz

Memory Configuration

Memory size 1024 MB 24 GB
Memory type DDR3 GDDR6X
Memory bus width 128 bit 384 bit
Bandwidth 28.80 GB/s 936.2 GB/s

Render Configuration

Shading units 96 10496
TMUs 16 328
ROPs 4 112
SM count 2 82
Cache L1 64 KB (per SM) 128 KB (per SM)
Cache L2 256 KB 6 MB
Tensor cores 328
RT cores 82

Performance

Pixel rate 2.640 GPixel/s 189.8 GPixel/s
Texture rate 10.56 GTexel/s 556.0 GTexel/s
FP32 (float) performance 253.4 GFLOPS 35.58 TFLOPS
FP64 (double) performance 21.12 GFLOPS (1:12) 556.0 GFLOPS (1:64)
FP16 (half) performance 35.58 TFLOPS (1:1)

Dimensions & Outputs

TDP 15 W 350 W
Outputs No outputs 1x HDMI3x DisplayPort
Slot width Triple-slot
Length 336 mm 13.2 inches
Width 140 mm 5.5 inches
Suggested PSU 750 W
Power connectors 1x 12-pin
Board number PG132 SKU 10
Height 61 mm 2.4 inches

API Support & Features

DirectX 12 (11_0) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 1.1 3.0
Vulkan 1.2
CUDA 2.1 8.6
Shader model 5.1 6.6

Other Features

Graphics Card

Release date Sep 1st, 2020
Generation GeForce 30
Production Active
Launch price 1,499 USD
Interface PCIe 4.0 x16
gpu.details.availability Sep 24th, 2020
Predecessor GeForce 20
Current price Amazon / Newegg
Reviews 56 in our database

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