NVIDIA GeForce MX450 25W vs NVIDIA GeForce GTX 680MX Mac Edition

VS

NVIDIA GeForce MX450 25W

NVIDIA GeForce GTX 680MX Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 25W and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 25W 's Advantages

Released 7 years and 10 months late

Boost Clock930MHz

Lower TDP (25W vs 122W)

NVIDIA GeForce GTX 680MX Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 80.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce MX450 25W

1.667 TFLOPS

GeForce GTX 680MX Mac Edition +32%

2.209 TFLOPS

GeForce MX450 25W

VS

GeForce GTX 680MX Mac Edition

Graphics Card

Aug 2020

Release Date

Oct 2012

GeForce MX

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

720 MHz

Base Clock

-

930 MHz

Boost Clock

-

1250 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

80.00GB/s

Bandwidth

160.0GB/s

Render Config

-

14

SM Count

-

896

Shading Units

1536

56

TMUs

128

32

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

29.76 GPixel/s

Pixel Rate

23.01 GPixel/s

52.08 GTexel/s

Texture Rate

92.03 GTexel/s

3.333 TFLOPS

FP16 (half)

-

1.667 TFLOPS

FP32 (float)

2.209 TFLOPS

52.08 GFLOPS

FP64 (double)

92.03 GFLOPS

Board Design

25W

TDP

122W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

TU117

GPU Name

GK104

N18S-G5

GPU Variant

N13E-GTX2-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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