AMD Radeon R5 M315 vs AMD Radeon R9 M290X Mac Edition

VS

AMD Radeon R5 M315

AMD Radeon R9 M290X Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M315 and 2GB VRAM Radeon R9 M290X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M315 's Advantages

Released 6 months late

AMD Radeon R9 M290X Mac Edition 's Advantages

Boost Clock975MHz

Larger VRAM bandwidth (174.7GB/s vs 14.40GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M315

0.745 TFLOPS

Radeon R9 M290X Mac Edition +168%

1.997 TFLOPS

Radeon R5 M315

VS

Radeon R9 M290X Mac Edition

Graphics Card

May 2015

Release Date

Nov 2014

Gem System

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

975 MHz

900 MHz

Memory Clock

1365 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

174.7GB/s

Render Config

6

Compute Units

16

-

384

Shading Units

1024

24

TMUs

64

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

7.760 GPixel/s

Pixel Rate

31.20 GPixel/s

23.28 GTexel/s

Texture Rate

62.40 GTexel/s

745.0 GFLOPS

FP16 (half)

-

745.0 GFLOPS

FP32 (float)

1.997 TFLOPS

46.56 GFLOPS

FP64 (double)

124.8 GFLOPS

Board Design

Unknown

TDP

80W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Meso

GPU Name

Pitcairn

Meso LE (216-0864046)

GPU Variant

Pitcairn PRO (215-0828062)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.55 billion

Transistors

2.8 billion

125 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.2.170

Vulkan

1.2

-

6.5

Shader Model

5.1

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