NVIDIA GeForce GTX 680M vs NVIDIA GeForce RTX 3080 Max Q

VS

NVIDIA GeForce GTX 680M

NVIDIA GeForce RTX 3080 Max Q

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 680M 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 8 years and 7 months late

Boost Clock has increased by 64% (1245MHz vs 758MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (384.0GB/s vs 115.2GB/s)

4800 additional rendering cores

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 680M

2.038 TFLOPS

GeForce RTX 3080 Max Q +650%

15.3 TFLOPS

GeForce GTX 680M

VS

GeForce RTX 3080 Max Q

Graphics Card

Jun 2012

Release Date

Jan 2021

GeForce 600M

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

719 MHz

Base Clock

780 MHz

758 MHz

Boost Clock

1245 MHz

900 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

48

1344

Shading Units

6144

112

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

21.22 GPixel/s

Pixel Rate

119.5 GPixel/s

84.90 GTexel/s

Texture Rate

239.0 GTexel/s

-

FP16 (half)

15.30 TFLOPS

2.038 TFLOPS

FP32 (float)

15.30 TFLOPS

84.90 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

N13E-GTX-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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