AMD Radeon R5 M445 vs AMD Radeon R5 M315

VS

AMD Radeon R5 M445

AMD Radeon R5 M315

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M445 and 2GB VRAM Radeon R5 M315 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M445 's Advantages

Released 8 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (32.00GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

Radeon R5 M445

0.706 TFLOPS

Radeon R5 M315 +5%

0.745 TFLOPS

Radeon R5 M445

VS

Radeon R5 M315

Graphics Card

Jan 2016

Release Date

May 2015

Gem System

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

14.40GB/s

Render Config

6

Compute Units

6

-

384

Shading Units

384

24

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

7.360 GPixel/s

Pixel Rate

7.760 GPixel/s

22.08 GTexel/s

Texture Rate

23.28 GTexel/s

-

FP16 (half)

745.0 GFLOPS

706.6 GFLOPS

FP32 (float)

745.0 GFLOPS

-

FP64 (double)

46.56 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Meso

GPU Name

Meso

Meso XT (216-0864018)

GPU Variant

Meso LE (216-0864046)

GCN 3.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.55 billion

Transistors

1.55 billion

125 mm²

Die Size

125 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2.170

Vulkan

1.2.170

-

6.5

Shader Model

6.5

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