AMD Radeon E8870 vs NVIDIA GeForce 945M

VS

AMD Radeon E8870

NVIDIA GeForce 945M

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

Main Differences

AMD Radeon E8870 's Advantages

More VRAM (4GB vs 1024GB)

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

384 additional rendering cores

NVIDIA GeForce 945M 's Advantages

Released 7 months late

Boost Clock1189MHz

Lower TDP (23W vs 75W)

Score

Benchmark

FP32 (float)

Radeon E8870 +68%

1.536 TFLOPS

GeForce 945M

0.913 TFLOPS

Radeon E8870

VS

GeForce 945M

Graphics Card

Sep 2015

Release Date

Apr 2016

Embedded

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1006 MHz

-

Boost Clock

1189 MHz

1500 MHz

Memory Clock

1001 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

16.02GB/s

Render Config

12

Compute Units

-

768

Shading Units

384

48

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

9.512 GPixel/s

48.00 GTexel/s

Texture Rate

28.54 GTexel/s

-

1.536 TFLOPS

FP32 (float)

913.2 GFLOPS

96.00 GFLOPS

FP64 (double)

28.54 GFLOPS

Board Design

75W

TDP

23W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Saturn

GPU Name

GM108

Saturn PRO

GPU Variant

-

GCN 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

Unknown

160 mm²

Die Size

Unknown

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

6.3

Shader Model

5.1

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