NVIDIA GeForce GTX 660M Mac Edition: GPU Specs & Benchmarks

The GeForce GTX 660M Mac Edition is a graphics card by NVIDIA, built on the 28 nm process and based on the GK107 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

GK107

Architecture

Kepler

Foundry

TSMC

Process Size

28 nm

Transistors

1,270 million

Die Size

118 mm²

Graphics Card

Release Date

Apr 1st, 2013

Family

GeForce 600M

Production

End-of-life

Predecessor

GeForce 500M

Bus Interface

MXM-B (3.0)

Memory

Memory Size

512 MB

Memory Type

GDDR5

Memory Bus

128 bit

Bandwidth

80.00 GB/s

Performance

Pixel fillrate

7.600 GPixel/s

Texture fillrate

30.40 GTexel/s

FP32 (float) performance

729.6 GFLOPS

FP64 (double) performance

30.40 GFLOPS (1:24)

Clock Speeds

Memory Clock

1250 MHz
5 Gbps effective

GPU Clock

950 MHz

Render Config

Shading Units

384

TMUs

32

ROPs

16

L1 Cache

16 KB (per SMX)

L2 Cache

256 KB

Board Design

Slot Width

MXM Module

Thermal design power (TDP)

50 W

Display Connectors

No outputs

Power Connectors

None

API support

DirectX

12 (11_0)

OpenGL

4.6

OpenCL

3.0

Vulkan

1.1

Shader Model

5.1

CUDA

3.0