NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce 805A

VS

NVIDIA GeForce RTX 3080 Ti Mobile

NVIDIA GeForce 805A

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 7 years and 6 months late

Boost Clock has increased by 66% (1260MHz vs 758MHz)

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 16.02GB/s)

7232 additional rendering cores

NVIDIA GeForce 805A 's Advantages

Lower TDP (15W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Mobile +6329%

18.71 TFLOPS

GeForce 805A

0.291 TFLOPS

GeForce RTX 3080 Ti Mobile

VS

GeForce 805A

Graphics Card

Jan 2022

Release Date

Jul 2014

GeForce 30 Mobile

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

810 MHz

Base Clock

719 MHz

1260 MHz

Boost Clock

758 MHz

2000 MHz

Memory Clock

1001 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

16.02GB/s

Render Config

-

58

SM Count

-

7424

Shading Units

192

232

TMUs

16

96

ROPs

8

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

121.0 GPixel/s

Pixel Rate

6.064 GPixel/s

292.3 GTexel/s

Texture Rate

12.13 GTexel/s

18.71 TFLOPS

FP16 (half)

-

18.71 TFLOPS

FP32 (float)

291.1 GFLOPS

292.3 GFLOPS

FP64 (double)

12.13 GFLOPS

Board Design

115W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA103S

GPU Name

GK208

GN20-E8-A1

GPU Variant

-

Ampere

Architecture

Kepler 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

1.02 billion

496 mm²

Die Size

87 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.5

6.5

Shader Model

5.1

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