NVIDIA GeForce GTX 660M Mac Edition vs NVIDIA GeForce GT 330M Mac Edition

VS

NVIDIA GeForce GTX 660M Mac Edition NVIDIA GeForce GT 330M Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM GeForce GTX 660M Mac Edition and 512MB VRAM GeForce GT 330M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Released 3 years late

Larger VRAM bandwidth (80.00GB/s vs 25.28GB/s)

336 additional rendering cores

NVIDIA GeForce GT 330M Mac Edition 's Advantages

Lower TDP (23W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GTX 660M Mac Edition +588%

0.73 TFLOPS

GeForce GT 330M Mac Edition

0.106 TFLOPS

GeForce GTX 660M Mac Edition

VS

GeForce GT 330M Mac Edition

Graphics Card

Apr 2013

Release Date

Apr 2010

GeForce 600M

Generation

GeForce 300M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

790 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

80.00GB/s

Bandwidth

25.28GB/s

Render Config

-

SM Count

6

-

Compute Units

-

384

Shading Units

48

32

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

Theoretical Performance

7.600 GPixel/s

Pixel Rate

4.000 GPixel/s

30.40 GTexel/s

Texture Rate

8.000 GTexel/s

-

FP16 (half)

-

729.6 GFLOPS

FP32 (float)

105.6 GFLOPS

30.40 GFLOPS

FP64 (double)

-

Graphics Processor

GK107

GPU Name

GT216

-

GPU Variant

N11P-GE1-A3

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.486 billion

118 mm²

Die Size

100 mm²

Board Design

50W

TDP

23W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.2

5.1

Shader Model

4.1

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