NVIDIA GeForce 820M vs NVIDIA GeForce RTX 2080 Mobile

VS

NVIDIA GeForce 820M

NVIDIA GeForce RTX 2080 Mobile

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 8GB VRAM GeForce RTX 2080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Lower TDP (45W vs 150W)

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Released 3 years and 10 months late

Boost Clock1590MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 28.83GB/s)

2560 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 820M

0.622 TFLOPS

GeForce RTX 2080 Mobile +1405%

9.362 TFLOPS

GeForce 820M

VS

GeForce RTX 2080 Mobile

Graphics Card

Mar 2015

Release Date

Jan 2019

GeForce 800M

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1380 MHz

-

Boost Clock

1590 MHz

901 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

28.83GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

46

384

Shading Units

2944

32

TMUs

184

16

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

101.8 GPixel/s

25.92 GTexel/s

Texture Rate

292.6 GTexel/s

-

FP16 (half)

18.72 TFLOPS

622.1 GFLOPS

FP32 (float)

9.362 TFLOPS

25.92 GFLOPS

FP64 (double)

292.6 GFLOPS

Board Design

45W

TDP

150W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

TU104

-

GPU Variant

N18E-G3-A1

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.27 billion

Transistors

13.6 billion

118 mm²

Die Size

545 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

7.5

5.1

Shader Model

6.6

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