NVIDIA GeForce 805A vs NVIDIA GeForce GTX 580M

VS

NVIDIA GeForce 805A

NVIDIA GeForce GTX 580M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A and 2GB VRAM GeForce GTX 580M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 805A 's Advantages

Released 3 years and 1 months late

Boost Clock758MHz

Lower TDP (15W vs 100W)

NVIDIA GeForce GTX 580M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 16.02GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 805A

0.291 TFLOPS

GeForce GTX 580M +227%

0.952 TFLOPS

GeForce 805A

VS

GeForce GTX 580M

Graphics Card

Jul 2014

Release Date

Jun 2011

GeForce 800A

Generation

GeForce 500M

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

750 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

8

192

Shading Units

384

16

TMUs

64

8

ROPs

32

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

6.064 GPixel/s

Pixel Rate

9.920 GPixel/s

12.13 GTexel/s

Texture Rate

39.68 GTexel/s

-

291.1 GFLOPS

FP32 (float)

952.3 GFLOPS

12.13 GFLOPS

FP64 (double)

79.36 GFLOPS

Board Design

15W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK208

GPU Name

GF114

-

GPU Variant

N12E-GTX2-A1

Kepler 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

1.95 billion

87 mm²

Die Size

332 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

2.1

5.1

Shader Model

5.1

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