NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce RTX 3080 Mobile

VS

NVIDIA GeForce GTX 680MX Mac Edition NVIDIA GeForce RTX 3080 Mobile

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 8GB VRAM GeForce RTX 3080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 's Advantages

Released 8 years and 3 months late

Boost Clock1545MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 160.0GB/s)

4608 additional rendering cores

Lower TDP (115W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 680MX Mac Edition

2.209 TFLOPS

GeForce RTX 3080 Mobile +759%

18.98 TFLOPS

GeForce GTX 680MX Mac Edition

VS

GeForce RTX 3080 Mobile

Graphics Card

Oct 2012

Release Date

Jan 2021

GeForce 600M

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1110 MHz

-

Boost Clock

1545 MHz

1250 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

48

-

Compute Units

-

1536

Shading Units

6144

128

TMUs

192

32

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per SMX)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

4 MB

Theoretical Performance

23.01 GPixel/s

Pixel Rate

148.3 GPixel/s

92.03 GTexel/s

Texture Rate

296.6 GTexel/s

-

FP16 (half)

18.98 TFLOPS

2.209 TFLOPS

FP32 (float)

18.98 TFLOPS

92.03 GFLOPS

FP64 (double)

296.6 GFLOPS

Graphics Processor

GK104

GPU Name

GA104

N13E-GTX2-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

Board Design

122W

TDP

115W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

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

6.6

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