NVIDIA GeForce 705A vs ATI Mobility Radeon HD 5870

VS

NVIDIA GeForce 705A

ATI Mobility Radeon HD 5870

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705A and 1024MB VRAM Mobility Radeon HD 5870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 705A 's Advantages

Released 4 years and 6 months late

Lower TDP (15W vs 50W)

ATI Mobility Radeon HD 5870 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

752 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 705A

0.091 TFLOPS

Mobility Radeon HD 5870 +1130%

1.12 TFLOPS

GeForce 705A

VS

Mobility Radeon HD 5870

Graphics Card

Jul 2014

Release Date

Jan 2010

GeForce 700A

Generation

Manhattan

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

1

SM Count

-

48

Shading Units

800

8

TMUs

40

4

ROPs

16

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

950.0 MPixel/s

Pixel Rate

11.20 GPixel/s

3.800 GTexel/s

Texture Rate

28.00 GTexel/s

-

91.20 GFLOPS

FP32 (float)

1120 GFLOPS

7.600 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

50W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF119

GPU Name

Broadway

GF119 B1

GPU Variant

Broadway XT (216-0769008)

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

1.04 billion

79 mm²

Die Size

166 mm²

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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