ATI Mobility Radeon HD 5830 vs NVIDIA GeForce 405M

VS

ATI Mobility Radeon HD 5830

NVIDIA GeForce 405M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5830 and 512MB VRAM GeForce 405M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5830 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (25.60GB/s vs 12.80GB/s)

784 additional rendering cores

NVIDIA GeForce 405M 's Advantages

Released 1 years late

Lower TDP (14W vs 24W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5830 +1951%

0.8 TFLOPS

GeForce 405M

0.039 TFLOPS

Mobility Radeon HD 5830

VS

GeForce 405M

Graphics Card

Jan 2010

Release Date

Jan 2011

Manhattan

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

12.80GB/s

Render Config

10

Compute Units

-

SM Count

2

800

Shading Units

16

40

TMUs

8

16

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

2.424 GPixel/s

20.00 GTexel/s

Texture Rate

4.848 GTexel/s

-

800.0 GFLOPS

FP32 (float)

38.78 GFLOPS

-

Board Design

24W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GT218

Broadway LE

GPU Variant

-

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.26 billion

166 mm²

Die Size

57 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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