NVIDIA GeForce MX450 30.5W 8Gbps vs NVIDIA GeForce GTX 680M

VS

NVIDIA GeForce MX450 30.5W 8Gbps

NVIDIA GeForce GTX 680M

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 30.5W 8Gbps and 4GB VRAM GeForce GTX 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 30.5W 8Gbps 's Advantages

Released 8 years and 2 months late

Boost Clock has increased by 68% (1275MHz vs 758MHz)

Lower TDP (31W vs 100W)

NVIDIA GeForce GTX 680M 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (115.2GB/s vs 64.00GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce MX450 30.5W 8Gbps +12%

2.285 TFLOPS

GeForce GTX 680M

2.038 TFLOPS

GeForce MX450 30.5W 8Gbps

VS

GeForce GTX 680M

Graphics Card

Aug 2020

Release Date

Jun 2012

GeForce MX

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

MXM-B (3.0)

Clock Speeds

1035 MHz

Base Clock

719 MHz

1275 MHz

Boost Clock

758 MHz

2000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

64.00GB/s

Bandwidth

115.2GB/s

Render Config

-

14

SM Count

-

896

Shading Units

1344

56

TMUs

112

32

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

40.80 GPixel/s

Pixel Rate

21.22 GPixel/s

71.40 GTexel/s

Texture Rate

84.90 GTexel/s

4.570 TFLOPS

FP16 (half)

-

2.285 TFLOPS

FP32 (float)

2.038 TFLOPS

71.40 GFLOPS

FP64 (double)

84.90 GFLOPS

Board Design

31W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

TU117

GPU Name

GK104

-

GPU Variant

N13E-GTX-A2

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

4.7 billion

Transistors

3.54 billion

200 mm²

Die Size

294 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

7.5

CUDA

3.0

6.6

Shader Model

5.1

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