NVIDIA GeForce 805A vs NVIDIA GeForce GTX 980M

VS

NVIDIA GeForce 805A

NVIDIA GeForce GTX 980M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A and 8GB VRAM GeForce GTX 980M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980M 's Advantages

Boost Clock has increased by 49% (1127MHz vs 758MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (160.4GB/s vs 16.02GB/s)

1344 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 805A

0.291 TFLOPS

GeForce GTX 980M +1089%

3.462 TFLOPS

GeForce 805A

VS

GeForce GTX 980M

Graphics Card

Jul 2014

Release Date

Oct 2014

GeForce 800A

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

719 MHz

Base Clock

1038 MHz

758 MHz

Boost Clock

1127 MHz

1001 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

160.4GB/s

Render Config

-

192

Shading Units

1536

16

TMUs

96

8

ROPs

64

-

16 KB (per SMX)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

6.064 GPixel/s

Pixel Rate

72.13 GPixel/s

12.13 GTexel/s

Texture Rate

108.2 GTexel/s

-

291.1 GFLOPS

FP32 (float)

3.462 TFLOPS

12.13 GFLOPS

FP64 (double)

108.2 GFLOPS

Board Design

15W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK208

GPU Name

GM204

-

GPU Variant

N16E-GX-A1

Kepler 2.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

5.2 billion

87 mm²

Die Size

398 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

5.2

5.1

Shader Model

6.7 (6.4)

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