NVIDIA GeForce GTX 1080 Max Q vs NVIDIA GeForce 840A

VS

NVIDIA GeForce GTX 1080 Max Q

NVIDIA GeForce 840A

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 1080 Max Q and 2GB VRAM GeForce 840A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Max Q 's Advantages

Released 3 years and 3 months late

Boost Clock has increased by 31% (1468MHz vs 1124MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 16.02GB/s)

2176 additional rendering cores

NVIDIA GeForce 840A 's Advantages

Lower TDP (33W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Max Q +770%

7.516 TFLOPS

GeForce 840A

0.863 TFLOPS

GeForce GTX 1080 Max Q

VS

GeForce 840A

Graphics Card

Jun 2017

Release Date

Mar 2014

GeForce 10 Mobile

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1290 MHz

Base Clock

1029 MHz

1468 MHz

Boost Clock

1124 MHz

1251 MHz

Memory Clock

1001 MHz

Memory

8GB

Memory Size

2GB

GDDR5X

Memory Type

DDR3

256bit

Memory Bus

64bit

320.3GB/s

Bandwidth

16.02GB/s

Render Config

-

20

SM Count

-

2560

Shading Units

384

160

TMUs

16

64

ROPs

8

-

48 KB (per SM)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

93.95 GPixel/s

Pixel Rate

8.992 GPixel/s

234.9 GTexel/s

Texture Rate

17.98 GTexel/s

117.4 GFLOPS

FP16 (half)

-

7.516 TFLOPS

FP32 (float)

863.2 GFLOPS

234.9 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

150W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GP104

GPU Name

GM108

N17E-G3-A1

GPU Variant

-

Pascal

Architecture

Maxwell

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

Unknown

314 mm²

Die Size

Unknown

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

6.1

CUDA

5.0

6.4

Shader Model

5.1

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