NVIDIA GeForce GTX 850M vs ATI Mobility Radeon HD 3450

VS

NVIDIA GeForce GTX 850M

ATI Mobility Radeon HD 3450

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M and 256MB VRAM Mobility Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850M 's Advantages

Released 6 years and 2 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (32.03GB/s vs 6.400GB/s)

600 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850M +2787%

1.155 TFLOPS

Mobility Radeon HD 3450

0.04 TFLOPS

GeForce GTX 850M

VS

Mobility Radeon HD 3450

Graphics Card

Mar 2014

Release Date

Jan 2008

GeForce 800M

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

-

1001 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

32.03GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

-

640

Shading Units

40

TMUs

4

16

ROPs

4

-

64 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

64 KB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

2.000 GPixel/s

36.08 GTexel/s

Texture Rate

2.000 GTexel/s

-

1155 GFLOPS

FP32 (float)

40.00 GFLOPS

36.08 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GM107

GPU Name

M82

N15P-GT-A1

GPU Variant

M82-SCE XT (216-0707011)

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.87 billion

Transistors

0.181 billion

148 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.1

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