NVIDIA GeForce GT 650M Mac Edition vs AMD FirePro M3900

VS

NVIDIA GeForce GT 650M Mac Edition

AMD FirePro M3900

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 650M Mac Edition and 1024MB VRAM FirePro M3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 650M Mac Edition 's Advantages

Released 1 years and 9 months late

Larger VRAM bandwidth (80.26GB/s vs 14.40GB/s)

224 additional rendering cores

AMD FirePro M3900 's Advantages

More VRAM (1024GB vs 512GB)

Lower TDP (20W vs 45W)

Score

Benchmark

FP32 (float)

GeForce GT 650M Mac Edition +187%

0.691 TFLOPS

FirePro M3900

0.24 TFLOPS

GeForce GT 650M Mac Edition

VS

FirePro M3900

Graphics Card

Jul 2012

Release Date

Oct 2010

GeForce 600M

Generation

FirePro Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1254 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

80.26GB/s

Bandwidth

14.40GB/s

Render Config

-

Compute Units

2

-

384

Shading Units

160

32

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

7.200 GPixel/s

Pixel Rate

3.000 GPixel/s

28.80 GTexel/s

Texture Rate

6.000 GTexel/s

-

691.2 GFLOPS

FP32 (float)

240.0 GFLOPS

28.80 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

20W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Seymour

N13P-GT-W-A2

GPU Variant

Seymour GL

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.37 billion

118 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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