NVIDIA GeForce MX450 30.5W 8Gbps vs NVIDIA GeForce GTX 660M Mac Edition

VS

NVIDIA GeForce MX450 30.5W 8Gbps

NVIDIA GeForce GTX 660M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX450 30.5W 8Gbps and 512MB VRAM GeForce GTX 660M Mac Edition 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 7 years and 4 months late

Boost Clock1275MHz

More VRAM (2GB vs 512GB)

512 additional rendering cores

Lower TDP (31W vs 50W)

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Larger VRAM bandwidth (80.00GB/s vs 64.00GB/s)

Score

Benchmark

FP32 (float)

GeForce MX450 30.5W 8Gbps +213%

2.285 TFLOPS

GeForce GTX 660M Mac Edition

0.73 TFLOPS

GeForce MX450 30.5W 8Gbps

VS

GeForce GTX 660M Mac Edition

Graphics Card

Aug 2020

Release Date

Apr 2013

GeForce MX

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

MXM-B (3.0)

Clock Speeds

1035 MHz

Base Clock

-

1275 MHz

Boost Clock

-

2000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

64.00GB/s

Bandwidth

80.00GB/s

Render Config

-

14

SM Count

-

896

Shading Units

384

56

TMUs

32

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

40.80 GPixel/s

Pixel Rate

7.600 GPixel/s

71.40 GTexel/s

Texture Rate

30.40 GTexel/s

4.570 TFLOPS

FP16 (half)

-

2.285 TFLOPS

FP32 (float)

729.6 GFLOPS

71.40 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

31W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

TU117

GPU Name

GK107

-

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

4.7 billion

Transistors

1.27 billion

200 mm²

Die Size

118 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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