ATI Mobility Radeon X1600 Mac Edition vs AMD Radeon R9 M390 Mac Edition

VS

ATI Mobility Radeon X1600 Mac Edition

AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 128MB VRAM Mobility Radeon X1600 Mac Edition and 2GB VRAM Radeon R9 M390 Mac Edition 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 7 years and 6 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (174.7GB/s vs 12.67GB/s)

1024 additional rendering cores

Score

Mobility Radeon X1600 Mac Edition

VS

Radeon R9 M390 Mac Edition

Graphics Card

Nov 2007

Release Date

May 2015

M5x

Generation

Crystal System

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

396 MHz

Memory Clock

1365 MHz

Memory

128MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.67GB/s

Bandwidth

174.7GB/s

Render Config

-

Compute Units

16

-

Shading Units

1024

4

TMUs

64

4

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

1.592 GPixel/s

Pixel Rate

30.66 GPixel/s

1.592 GTexel/s

Texture Rate

61.31 GTexel/s

-

FP32 (float)

1.962 TFLOPS

-

FP64 (double)

122.6 GFLOPS

Board Design

Unknown

TDP

80W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M56

GPU Name

Pitcairn

-

GPU Variant

Pitcairn PRO (215-0828062)

Ultra-Threaded SE

Architecture

GCN 1.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.157 billion

Transistors

2.8 billion

150 mm²

Die Size

212 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_1)

2.1

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

3.0

Shader Model

5.1

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