NVIDIA GeForce GTX 850M vs NVIDIA GeForce GT 330M

VS

NVIDIA GeForce GTX 850M

NVIDIA GeForce GT 330M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M and 1024MB VRAM GeForce GT 330M 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 2 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (32.03GB/s vs 25.60GB/s)

592 additional rendering cores

NVIDIA GeForce GT 330M 's Advantages

Lower TDP (23W vs 45W)

Score

Benchmark

FP32 (float)

GeForce GTX 850M +854%

1.155 TFLOPS

GeForce GT 330M

0.121 TFLOPS

GeForce GTX 850M

VS

GeForce GT 330M

Graphics Card

Mar 2014

Release Date

Jan 2010

GeForce 800M

Generation

GeForce 300M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

1001 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

32.03GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

6

640

Shading Units

48

40

TMUs

16

ROPs

8

-

64 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

64 KB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

4.600 GPixel/s

36.08 GTexel/s

Texture Rate

9.200 GTexel/s

-

1155 GFLOPS

FP32 (float)

121.4 GFLOPS

36.08 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

23W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GT216

N15P-GT-A1

GPU Variant

N11P-GE1-A3

Maxwell

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

0.486 billion

148 mm²

Die Size

100 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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