NVIDIA GeForce GTX 850M vs NVIDIA GeForce G105M

VS

NVIDIA GeForce GTX 850M

NVIDIA GeForce G105M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M and 256MB VRAM GeForce G105M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850M 's Advantages

Released 4 years and 8 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (32.03GB/s vs 11.20GB/s)

624 additional rendering cores

NVIDIA GeForce G105M 's Advantages

Lower TDP (14W vs 45W)

Score

Benchmark

FP32 (float)

GeForce GTX 850M +3297%

1.155 TFLOPS

GeForce G105M

0.034 TFLOPS

GeForce GTX 850M

VS

GeForce G105M

Graphics Card

Mar 2014

Release Date

Jul 2009

GeForce 800M

Generation

GeForce 100M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1001 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

32.03GB/s

Bandwidth

11.20GB/s

Render Config

-

SM Count

2

640

Shading Units

16

40

TMUs

8

16

ROPs

4

-

64 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

32 KB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

2.000 GPixel/s

36.08 GTexel/s

Texture Rate

4.000 GTexel/s

-

1155 GFLOPS

FP32 (float)

34.24 GFLOPS

36.08 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GT218

N15P-GT-A1

GPU Variant

GT218-300-A2

Maxwell

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

0.26 billion

148 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.2

5.1

Shader Model

4.1

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