NVIDIA GeForce GTX 850M vs NVIDIA GeForce GTX 880M

VS

NVIDIA GeForce GTX 850M

NVIDIA GeForce GTX 880M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M and 8GB VRAM GeForce GTX 880M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850M 's Advantages

Lower TDP (45W vs 122W)

NVIDIA GeForce GTX 880M 's Advantages

Boost Clock993MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 32.03GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850M

1.155 TFLOPS

GeForce GTX 880M +164%

3.05 TFLOPS

GeForce GTX 850M

VS

GeForce GTX 880M

Graphics Card

Mar 2014

Release Date

Mar 2014

GeForce 800M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

954 MHz

-

Boost Clock

993 MHz

1001 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

32.03GB/s

Bandwidth

160.0GB/s

Render Config

-

640

Shading Units

1536

40

TMUs

128

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

31.78 GPixel/s

36.08 GTexel/s

Texture Rate

127.1 GTexel/s

-

1155 GFLOPS

FP32 (float)

3.050 TFLOPS

36.08 GFLOPS

FP64 (double)

127.1 GFLOPS

Board Design

45W

TDP

122W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM107

GPU Name

GK104

N15P-GT-A1

GPU Variant

N15E-GX-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

3.54 billion

148 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.0

5.1

Shader Model

5.1

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