NVIDIA GeForce GT 640M LE vs ATI Mobility Radeon HD 5850 Mac Edition

VS

NVIDIA GeForce GT 640M LE ATI Mobility Radeon HD 5850 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 640M LE and 1024MB VRAM Mobility Radeon HD 5850 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640M LE 's Advantages

Released 2 years and 4 months late

More VRAM (2GB vs 1GB)

ATI Mobility Radeon HD 5850 Mac Edition 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 50.24GB/s)

704 additional rendering cores

Lower TDP (30W vs 32W)

Score

Benchmark

FP32 (float)

GeForce GT 640M LE

0.289 TFLOPS

Mobility Radeon HD 5850 Mac Edition +247%

1.005 TFLOPS

GeForce GT 640M LE

VS

Mobility Radeon HD 5850 Mac Edition

Graphics Card

May 2012

Release Date

Jan 2010

GeForce 600M

Generation

Manhattan

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

785 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

50.24GB/s

Bandwidth

64.00GB/s

Render Config

2

SM Count

-

Compute Units

10

96

Shading Units

800

16

TMUs

40

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

3.012 GPixel/s

Pixel Rate

10.05 GPixel/s

12.05 GTexel/s

Texture Rate

25.12 GTexel/s

-

FP16 (half)

-

289.0 GFLOPS

FP32 (float)

1005 GFLOPS

24.08 GFLOPS

FP64 (double)

-

Graphics Processor

GF108

GPU Name

Broadway

-

GPU Variant

Broadway PRO (216-0769024)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.585 billion

Transistors

1.04 billion

116 mm²

Die Size

166 mm²

Board Design

32W

TDP

30W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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