NVIDIA GeForce 840A vs NVIDIA GeForce GTX 560M

VS

NVIDIA GeForce 840A

NVIDIA GeForce GTX 560M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840A and 1536MB VRAM GeForce GTX 560M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages

Released 2 years and 10 months late

Boost Clock1124MHz

More VRAM (2GB vs 1536GB)

192 additional rendering cores

Lower TDP (33W vs 75W)

NVIDIA GeForce GTX 560M 's Advantages

Larger VRAM bandwidth (60.00GB/s vs 16.02GB/s)

Score

Benchmark

FP32 (float)

GeForce 840A +45%

0.863 TFLOPS

GeForce GTX 560M

0.595 TFLOPS

GeForce 840A

VS

GeForce GTX 560M

Graphics Card

Mar 2014

Release Date

May 2011

GeForce 800A

Generation

GeForce 500M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

625 MHz

Memory

2GB

Memory Size

1536MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

192bit

16.02GB/s

Bandwidth

60.00GB/s

Render Config

-

SM Count

4

384

Shading Units

192

16

TMUs

32

8

ROPs

24

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

384 KB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

6.200 GPixel/s

17.98 GTexel/s

Texture Rate

24.80 GTexel/s

-

863.2 GFLOPS

FP32 (float)

595.2 GFLOPS

26.98 GFLOPS

FP64 (double)

49.60 GFLOPS

Board Design

33W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM108

GPU Name

GF116

-

GPU Variant

N12E-GS-A1

Maxwell

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

1.17 billion

Unknown

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

2.1

5.1

Shader Model

5.1

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