NVIDIA GeForce GTX 870M vs NVIDIA GeForce RTX 3080 Ti Mobile

VS

NVIDIA GeForce GTX 870M NVIDIA GeForce RTX 3080 Ti Mobile

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 16GB VRAM GeForce RTX 3080 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 870M 's Advantages

Lower TDP (100W vs 115W)

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 7 years and 10 months late

Boost Clock has increased by 30% (1260MHz vs 967MHz)

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 120.0GB/s)

6080 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 870M

2.599 TFLOPS

GeForce RTX 3080 Ti Mobile +619%

18.71 TFLOPS

GeForce GTX 870M

VS

GeForce RTX 3080 Ti Mobile

Graphics Card

Mar 2014

Release Date

Jan 2022

GeForce 800M

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

941 MHz

Base Clock

810 MHz

967 MHz

Boost Clock

1260 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

120.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

58

-

Compute Units

-

1344

Shading Units

7424

112

TMUs

232

24

ROPs

96

-

Tensor Cores

232

-

RT Cores

58

16 KB (per SMX)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

4 MB

Theoretical Performance

27.08 GPixel/s

Pixel Rate

121.0 GPixel/s

108.3 GTexel/s

Texture Rate

292.3 GTexel/s

-

FP16 (half)

18.71 TFLOPS

2.599 TFLOPS

FP32 (float)

18.71 TFLOPS

108.3 GFLOPS

FP64 (double)

292.3 GFLOPS

Graphics Processor

GK104

GPU Name

GA103S

N15E-GT-A2

GPU Variant

GN20-E8-A1

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

3.54 billion

Transistors

Unknown

294 mm²

Die Size

496 mm²

Board Design

100W

TDP

115W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

8.6

5.1

Shader Model

6.5

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