AMD Radeon R9 M370X Mac Edition vs NVIDIA GeForce GTX 660M Mac Edition

VS

AMD Radeon R9 M370X Mac Edition

NVIDIA GeForce GTX 660M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M370X Mac Edition 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

AMD Radeon R9 M370X Mac Edition 's Advantages

Released 2 years and 1 months late

Boost Clock800MHz

More VRAM (2GB vs 512GB)

256 additional rendering cores

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Larger VRAM bandwidth (80.00GB/s vs 72.00GB/s)

Score

Benchmark

FP32 (float)

Radeon R9 M370X Mac Edition +40%

1.024 TFLOPS

GeForce GTX 660M Mac Edition

0.73 TFLOPS

Radeon R9 M370X Mac Edition

VS

GeForce GTX 660M Mac Edition

Graphics Card

May 2015

Release Date

Apr 2013

Gem System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

775 MHz

Base Clock

-

800 MHz

Boost Clock

-

1125 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

80.00GB/s

Render Config

10

Compute Units

-

640

Shading Units

384

40

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

7.600 GPixel/s

32.00 GTexel/s

Texture Rate

30.40 GTexel/s

-

1024 GFLOPS

FP32 (float)

729.6 GFLOPS

64.00 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Tropo

GPU Name

GK107

Tropo XT

GPU Variant

-

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.27 billion

123 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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