NVIDIA GeForce GTX 870M vs NVIDIA GeForce RTX 3080 Max Q

VS

NVIDIA GeForce GTX 870M

NVIDIA GeForce RTX 3080 Max Q

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 8GB VRAM GeForce RTX 3080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Max Q 's Advantages

Released 6 years and 10 months late

Boost Clock has increased by 29% (1245MHz vs 967MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (384.0GB/s vs 120.0GB/s)

4800 additional rendering cores

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 870M

2.599 TFLOPS

GeForce RTX 3080 Max Q +488%

15.3 TFLOPS

GeForce GTX 870M

VS

GeForce RTX 3080 Max Q

Graphics Card

Mar 2014

Release Date

Jan 2021

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

780 MHz

967 MHz

Boost Clock

1245 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

120.0GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

48

1344

Shading Units

6144

112

TMUs

192

24

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per SMX)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

4 MB

-

Theoretical Performance

27.08 GPixel/s

Pixel Rate

119.5 GPixel/s

108.3 GTexel/s

Texture Rate

239.0 GTexel/s

-

FP16 (half)

15.30 TFLOPS

2.599 TFLOPS

FP32 (float)

15.30 TFLOPS

108.3 GFLOPS

FP64 (double)

239.0 GFLOPS

Board Design

100W

TDP

80W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK104

GPU Name

GA104

N15E-GT-A2

GPU Variant

GA104-775-A1

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

3.54 billion

Transistors

17.4 billion

294 mm²

Die Size

392 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

8.6

5.1

Shader Model

6.6

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