NVIDIA GeForce GT 640M vs AMD FirePro M7820

VS

NVIDIA GeForce GT 640M AMD FirePro M7820

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 640M and 1024MB VRAM FirePro M7820 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640M 's Advantages

Released 1 years and 10 months late

More VRAM (2GB vs 1GB)

Lower TDP (32W vs 50W)

AMD FirePro M7820 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640M

0.48 TFLOPS

FirePro M7820 +133%

1.12 TFLOPS

GeForce GT 640M

VS

FirePro M7820

Graphics Card

Mar 2012

Release Date

May 2010

GeForce 600M

Generation

FirePro Mobility

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

Compute Units

10

384

Shading Units

800

32

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

5.000 GPixel/s

Pixel Rate

11.20 GPixel/s

20.00 GTexel/s

Texture Rate

28.00 GTexel/s

-

FP16 (half)

-

480.0 GFLOPS

FP32 (float)

1120 GFLOPS

20.00 GFLOPS

FP64 (double)

-

Graphics Processor

GK107

GPU Name

Broadway

N13P-GS

GPU Variant

Broadway XT GL

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

1.04 billion

118 mm²

Die Size

166 mm²

Board Design

32W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

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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