ATI Mobility Radeon HD 5870 vs NVIDIA GeForce G105M

VS

ATI Mobility Radeon HD 5870

NVIDIA GeForce G105M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 256MB VRAM GeForce G105M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages

Released 6 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 11.20GB/s)

784 additional rendering cores

NVIDIA GeForce G105M 's Advantages

Lower TDP (14W vs 50W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870 +3194%

1.12 TFLOPS

GeForce G105M

0.034 TFLOPS

Mobility Radeon HD 5870

VS

GeForce G105M

Graphics Card

Jan 2010

Release Date

Jul 2009

Manhattan

Generation

GeForce 100M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

11.20GB/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

11.20 GPixel/s

Pixel Rate

2.000 GPixel/s

28.00 GTexel/s

Texture Rate

4.000 GTexel/s

-

1120 GFLOPS

FP32 (float)

34.24 GFLOPS

-

Board Design

50W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GT218

Broadway XT (216-0769008)

GPU Variant

GT218-300-A2

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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