NVIDIA GeForce GTX 1080 Max Q vs NVIDIA GeForce GTX 850A

VS

NVIDIA GeForce GTX 1080 Max Q

NVIDIA GeForce GTX 850A

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 1080 Max Q and 2GB VRAM GeForce GTX 850A 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 57% (1468MHz vs 936MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 28.80GB/s)

1920 additional rendering cores

NVIDIA GeForce GTX 850A 's Advantages

Lower TDP (45W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Max Q +527%

7.516 TFLOPS

GeForce GTX 850A

1.198 TFLOPS

GeForce GTX 1080 Max Q

VS

GeForce GTX 850A

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 x16

Clock Speeds

1290 MHz

Base Clock

902 MHz

1468 MHz

Boost Clock

936 MHz

1251 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

2GB

GDDR5X

Memory Type

DDR3

256bit

Memory Bus

128bit

320.3GB/s

Bandwidth

28.80GB/s

Render Config

-

20

SM Count

-

2560

Shading Units

640

160

TMUs

40

64

ROPs

16

-

48 KB (per SM)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

93.95 GPixel/s

Pixel Rate

14.98 GPixel/s

234.9 GTexel/s

Texture Rate

37.44 GTexel/s

117.4 GFLOPS

FP16 (half)

-

7.516 TFLOPS

FP32 (float)

1198 GFLOPS

234.9 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

150W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GP104

GPU Name

GM107

N17E-G3-A1

GPU Variant

N15P-GT-A1

Pascal

Architecture

Maxwell

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

1.87 billion

314 mm²

Die Size

148 mm²

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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