ATI Mobility Radeon HD 5830 vs NVIDIA GeForce GTX 485M

VS

ATI Mobility Radeon HD 5830

NVIDIA GeForce GTX 485M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5830 and 2GB VRAM GeForce GTX 485M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5830 's Advantages

416 additional rendering cores

Lower TDP (24W vs 100W)

NVIDIA GeForce GTX 485M 's Advantages

Released 1 years late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5830

0.8 TFLOPS

GeForce GTX 485M +10%

0.883 TFLOPS

Mobility Radeon HD 5830

VS

GeForce GTX 485M

Graphics Card

Jan 2010

Release Date

Jan 2011

Manhattan

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

800 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

96.00GB/s

Render Config

10

Compute Units

-

SM Count

8

800

Shading Units

384

40

TMUs

64

16

ROPs

32

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

9.200 GPixel/s

20.00 GTexel/s

Texture Rate

36.80 GTexel/s

-

800.0 GFLOPS

FP32 (float)

883.2 GFLOPS

-

FP64 (double)

73.60 GFLOPS

Board Design

24W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Broadway

GPU Name

GF104

Broadway LE

GPU Variant

N12E-GTX-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

1.95 billion

166 mm²

Die Size

332 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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