AMD Radeon R9 M295X vs AMD Radeon E8870

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M295X and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M295X 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 96.00GB/s)

1280 additional rendering cores

AMD Radeon E8870 's Advantages

Released 10 months late

Lower TDP (75W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M295X +92%

2.961 TFLOPS

Radeon E8870

1.536 TFLOPS

Radeon R9 M295X

VS

Radeon E8870

Graphics Card

Nov 2014

Release Date

Sep 2015

Crystal System

Generation

Embedded

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

32

Compute Units

12

2048

Shading Units

768

128

TMUs

48

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

16.00 GPixel/s

92.54 GTexel/s

Texture Rate

48.00 GTexel/s

2.961 TFLOPS

FP16 (half)

-

2.961 TFLOPS

FP32 (float)

1.536 TFLOPS

185.1 GFLOPS

FP64 (double)

96.00 GFLOPS

Graphics Processor

Amethyst

GPU Name

Saturn

Amethyst XT

GPU Variant

Saturn PRO

GCN 3.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

2.08 billion

366 mm²

Die Size

160 mm²

Board Design

250W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.3

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