AMD Radeon E8870 vs AMD Radeon R5 M320

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon E8870 and 4GB VRAM Radeon R5 M320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E8870 's Advantages

Larger VRAM bandwidth (96.00GB/s vs 16.00GB/s)

448 additional rendering cores

AMD Radeon R5 M320 's Advantages

Boost Clock855MHz

Score

Benchmark

FP32 (float)

Radeon E8870 +180%

1.536 TFLOPS

Radeon R5 M320

0.547 TFLOPS

Radeon E8870

VS

Radeon R5 M320

Graphics Card

Sep 2015

Release Date

May 2015

Embedded

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

780 MHz

-

Boost Clock

855 MHz

1500 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

12

Compute Units

5

768

Shading Units

320

48

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

6.840 GPixel/s

48.00 GTexel/s

Texture Rate

17.10 GTexel/s

-

FP16 (half)

-

1.536 TFLOPS

FP32 (float)

547.2 GFLOPS

96.00 GFLOPS

FP64 (double)

34.20 GFLOPS

Graphics Processor

Saturn

GPU Name

Jet

Saturn PRO

GPU Variant

Jet PRO (216-0856040)

GCN 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

0.69 billion

160 mm²

Die Size

56 mm²

Board Design

75W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

CUDA

-

6.3

Shader Model

6.5 (5.1)

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