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

VS

ATI Mobility Radeon HD 5850

NVIDIA GeForce GT 640M LE

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

Main Differences

ATI Mobility Radeon HD 5850 's Advantages

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

704 additional rendering cores

Lower TDP (30W vs 32W)

NVIDIA GeForce GT 640M LE 's Advantages

Released 2 years and 4 months late

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5850 +176%

0.8 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

Mobility Radeon HD 5850

VS

GeForce GT 640M LE

Graphics Card

Jan 2010

Release Date

May 2012

Manhattan

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

785 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

50.24GB/s

Render Config

10

Compute Units

-

SM Count

2

800

Shading Units

96

40

TMUs

16

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

3.012 GPixel/s

20.00 GTexel/s

Texture Rate

12.05 GTexel/s

-

800.0 GFLOPS

FP32 (float)

289.0 GFLOPS

-

FP64 (double)

24.08 GFLOPS

Board Design

30W

TDP

32W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GF108

Broadway PRO (216-0769024)

GPU Variant

-

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.585 billion

166 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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