NVIDIA GeForce GTX 680M vs NVIDIA GeForce GTX 980 Mobile

VS

NVIDIA GeForce GTX 680M

NVIDIA GeForce GTX 980 Mobile

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 680M and 8GB VRAM GeForce GTX 980 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Mobile 's Advantages

Released 3 years and 3 months late

Boost Clock has increased by 50% (1140MHz vs 758MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.4GB/s vs 115.2GB/s)

704 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 680M

2.038 TFLOPS

GeForce GTX 980 Mobile +129%

4.669 TFLOPS

GeForce GTX 680M

VS

GeForce GTX 980 Mobile

Graphics Card

Jun 2012

Release Date

Sep 2015

GeForce 600M

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

719 MHz

Base Clock

1064 MHz

758 MHz

Boost Clock

1140 MHz

900 MHz

Memory Clock

1753 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

224.4GB/s

Render Config

-

1344

Shading Units

2048

112

TMUs

128

32

ROPs

64

-

16 KB (per SMX)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

21.22 GPixel/s

Pixel Rate

72.96 GPixel/s

84.90 GTexel/s

Texture Rate

145.9 GTexel/s

-

2.038 TFLOPS

FP32 (float)

4.669 TFLOPS

84.90 GFLOPS

FP64 (double)

145.9 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

GK104

GPU Name

GM204

N13E-GTX-A2

GPU Variant

N16E-GXX-A1

Kepler

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

5.2 billion

294 mm²

Die Size

398 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.2

5.1

Shader Model

6.7 (6.4)

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