NVIDIA GeForce GTX 660M Mac Edition vs AMD Radeon R5 M330

VS

NVIDIA GeForce GTX 660M Mac Edition AMD Radeon R5 M330

We compared two Mobile platform GPUs: 512MB VRAM GeForce GTX 660M Mac Edition and 2GB VRAM Radeon R5 M330 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

Larger VRAM bandwidth (80.00GB/s vs 14.40GB/s)

64 additional rendering cores

AMD Radeon R5 M330 's Advantages

Released 2 years and 1 months late

Boost Clock1030MHz

Lower TDP (18W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GTX 660M Mac Edition +10%

0.73 TFLOPS

Radeon R5 M330

0.659 TFLOPS

GeForce GTX 660M Mac Edition

VS

Radeon R5 M330

Graphics Card

Apr 2013

Release Date

May 2015

GeForce 600M

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

955 MHz

-

Boost Clock

1030 MHz

1250 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

80.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

Compute Units

5

384

Shading Units

320

32

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

7.600 GPixel/s

Pixel Rate

8.240 GPixel/s

30.40 GTexel/s

Texture Rate

20.60 GTexel/s

-

FP16 (half)

-

729.6 GFLOPS

FP32 (float)

659.2 GFLOPS

30.40 GFLOPS

FP64 (double)

41.20 GFLOPS

Graphics Processor

GK107

GPU Name

Exo

-

GPU Variant

Exo PRO

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

0.69 billion

118 mm²

Die Size

56 mm²

Board Design

50W

TDP

18W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.0

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