NVIDIA GeForce 805A vs ATI Mobility Radeon HD 5870

VS

NVIDIA GeForce 805A ATI Mobility Radeon HD 5870

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A 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 805A 's Advantages

Released 4 years and 6 months late

Boost Clock758MHz

Lower TDP (15W vs 50W)

ATI Mobility Radeon HD 5870 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.02GB/s)

608 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 805A

0.291 TFLOPS

Mobility Radeon HD 5870 +284%

1.12 TFLOPS

GeForce 805A

VS

Mobility Radeon HD 5870

Graphics Card

Jul 2014

Release Date

Jan 2010

GeForce 800A

Generation

Manhattan

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

719 MHz

Base Clock

-

758 MHz

Boost Clock

-

1001 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

Compute Units

10

192

Shading Units

800

16

TMUs

40

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

6.064 GPixel/s

Pixel Rate

11.20 GPixel/s

12.13 GTexel/s

Texture Rate

28.00 GTexel/s

-

FP16 (half)

-

291.1 GFLOPS

FP32 (float)

1120 GFLOPS

12.13 GFLOPS

FP64 (double)

-

Graphics Processor

GK208

GPU Name

Broadway

-

GPU Variant

Broadway XT (216-0769008)

Kepler 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

1.04 billion

87 mm²

Die Size

166 mm²

Board Design

15W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

5.0

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