NVIDIA GeForce GTX 880M vs AMD Radeon R5 M445

VS

NVIDIA GeForce GTX 880M AMD Radeon R5 M445

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 880M and 4GB VRAM Radeon R5 M445 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 880M 's Advantages

Boost Clock993MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (160.0GB/s vs 32.00GB/s)

1152 additional rendering cores

AMD Radeon R5 M445 's Advantages

Released 1 years and 10 months late

Score

Benchmark

FP32 (float)

GeForce GTX 880M +332%

3.05 TFLOPS

Radeon R5 M445

0.706 TFLOPS

GeForce GTX 880M

VS

Radeon R5 M445

Graphics Card

Mar 2014

Release Date

Jan 2016

GeForce 800M

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

954 MHz

Base Clock

-

993 MHz

Boost Clock

-

1250 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

32.00GB/s

Render Config

-

SM Count

-

Compute Units

6

1536

Shading Units

384

128

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

31.78 GPixel/s

Pixel Rate

7.360 GPixel/s

127.1 GTexel/s

Texture Rate

22.08 GTexel/s

-

FP16 (half)

-

3.050 TFLOPS

FP32 (float)

706.6 GFLOPS

127.1 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

Meso

N15E-GX-A2

GPU Variant

Meso XT (216-0864018)

Kepler

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.55 billion

294 mm²

Die Size

125 mm²

Board Design

122W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5

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