AMD Radeon R9 M390 Mac Edition vs ATI Mobility Radeon HD 5850

VS

AMD Radeon R9 M390 Mac Edition ATI Mobility Radeon HD 5850

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 1024MB VRAM Mobility Radeon HD 5850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M390 Mac Edition 's Advantages

Released 5 years and 4 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (174.7GB/s vs 64.00GB/s)

224 additional rendering cores

ATI Mobility Radeon HD 5850 's Advantages

Lower TDP (30W vs 80W)

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition +145%

1.962 TFLOPS

Mobility Radeon HD 5850

0.8 TFLOPS

Radeon R9 M390 Mac Edition

VS

Mobility Radeon HD 5850

Graphics Card

May 2015

Release Date

Jan 2010

Crystal System

Generation

Manhattan

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1365 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

174.7GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

16

Compute Units

10

1024

Shading Units

800

64

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

30.66 GPixel/s

Pixel Rate

8.000 GPixel/s

61.31 GTexel/s

Texture Rate

20.00 GTexel/s

-

FP16 (half)

-

1.962 TFLOPS

FP32 (float)

800.0 GFLOPS

122.6 GFLOPS

FP64 (double)

-

Graphics Processor

Pitcairn

GPU Name

Broadway

Pitcairn PRO (215-0828062)

GPU Variant

Broadway PRO (216-0769024)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

1.04 billion

212 mm²

Die Size

166 mm²

Board Design

80W

TDP

30W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

5.0

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