AMD FirePro M8900 vs NVIDIA GeForce GT 640M Mac Edition

VS

AMD FirePro M8900

NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM FirePro M8900 and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro M8900 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 40.00GB/s)

576 additional rendering cores

NVIDIA GeForce GT 640M Mac Edition 's Advantages

Released 1 years and 10 months late

Lower TDP (32W vs 75W)

Score

Benchmark

FP32 (float)

FirePro M8900 +128%

1.306 TFLOPS

GeForce GT 640M Mac Edition

0.572 TFLOPS

FirePro M8900

VS

GeForce GT 640M Mac Edition

Graphics Card

Apr 2011

Release Date

Feb 2013

FirePro Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

40.00GB/s

Render Config

12

Compute Units

-

960

Shading Units

384

48

TMUs

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

5.960 GPixel/s

32.64 GTexel/s

Texture Rate

23.84 GTexel/s

-

1306 GFLOPS

FP32 (float)

572.2 GFLOPS

-

FP64 (double)

23.84 GFLOPS

Board Design

75W

TDP

32W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

GK107

Blackcomb XT GL

GPU Variant

N13P-GS

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.27 billion

212 mm²

Die Size

118 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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