NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce GTX 675MX

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NVIDIA GeForce RTX 3080 Ti Mobile NVIDIA GeForce GTX 675MX

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 2GB VRAM GeForce GTX 675MX 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 9 years and 3 months late

Boost Clock1260MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 115.2GB/s)

6464 additional rendering cores

NVIDIA GeForce GTX 675MX 's Advantages

Lower TDP (100W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Mobile +1389%

18.71 TFLOPS

GeForce GTX 675MX

1.256 TFLOPS

GeForce RTX 3080 Ti Mobile

VS

GeForce GTX 675MX

Graphics Card

Jan 2022

Release Date

Oct 2012

GeForce 30 Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

810 MHz

Base Clock

-

1260 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

115.2GB/s

Render Config

58

SM Count

-

Compute Units

-

7424

Shading Units

960

232

TMUs

80

96

ROPs

32

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

13.08 GPixel/s

292.3 GTexel/s

Texture Rate

52.32 GTexel/s

18.71 TFLOPS

FP16 (half)

-

18.71 TFLOPS

FP32 (float)

1256 GFLOPS

292.3 GFLOPS

FP64 (double)

52.32 GFLOPS

Graphics Processor

GA103S

GPU Name

GK104

GN20-E8-A1

GPU Variant

N13E-GSR-A2

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

3.54 billion

496 mm²

Die Size

294 mm²

Board Design

115W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

3.0

6.5

Shader Model

5.1

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