NVIDIA GeForce GTX 850M vs NVIDIA GeForce GTX 980 Mobile

VS

NVIDIA GeForce GTX 850M

NVIDIA GeForce GTX 980 Mobile

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M and 8GB VRAM GeForce GTX 980 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Mobile 's Advantages

Released 1 years and 6 months late

Boost Clock1140MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.4GB/s vs 32.03GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850M

1.155 TFLOPS

GeForce GTX 980 Mobile +304%

4.669 TFLOPS

GeForce GTX 850M

VS

GeForce GTX 980 Mobile

Graphics Card

Mar 2014

Release Date

Sep 2015

GeForce 800M

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1064 MHz

-

Boost Clock

1140 MHz

1001 MHz

Memory Clock

1753 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

32.03GB/s

Bandwidth

224.4GB/s

Render Config

-

640

Shading Units

2048

40

TMUs

128

16

ROPs

64

-

64 KB (per SMM)

L1 Cache

48 KB (per SMM)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

72.96 GPixel/s

36.08 GTexel/s

Texture Rate

145.9 GTexel/s

-

1155 GFLOPS

FP32 (float)

4.669 TFLOPS

36.08 GFLOPS

FP64 (double)

145.9 GFLOPS

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GM107

GPU Name

GM204

N15P-GT-A1

GPU Variant

N16E-GXX-A1

Maxwell

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

5.2 billion

148 mm²

Die Size

398 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

5.2

5.1

Shader Model

6.7 (6.4)

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