NVIDIA GeForce 945M vs AMD Radeon E8870

VS

NVIDIA GeForce 945M

AMD Radeon E8870

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945M 's Advantages

Released 7 months late

Boost Clock1189MHz

Lower TDP (23W vs 75W)

AMD Radeon E8870 's Advantages

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 16.02GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 945M

0.913 TFLOPS

Radeon E8870 +68%

1.536 TFLOPS

GeForce 945M

VS

Radeon E8870

Graphics Card

Apr 2016

Release Date

Sep 2015

GeForce 900M

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1001 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

12

-

384

Shading Units

768

24

TMUs

48

8

ROPs

16

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

16.00 GPixel/s

28.54 GTexel/s

Texture Rate

48.00 GTexel/s

-

913.2 GFLOPS

FP32 (float)

1.536 TFLOPS

28.54 GFLOPS

FP64 (double)

96.00 GFLOPS

Board Design

23W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GM108

GPU Name

Saturn

-

GPU Variant

Saturn PRO

Maxwell

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

2.08 billion

Unknown

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.3

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