AMD Radeon HD 7730M vs AMD Radeon R9 M390 Mac Edition

VS

AMD Radeon HD 7730M AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7730M 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 HD 7730M 's Advantages

Boost Clock675MHz

Lower TDP (25W vs 80W)

AMD Radeon R9 M390 Mac Edition 's Advantages

Released 3 years and 1 months late

Larger VRAM bandwidth (174.7GB/s vs 28.80GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7730M

0.691 TFLOPS

Radeon R9 M390 Mac Edition +183%

1.962 TFLOPS

Radeon HD 7730M

VS

Radeon R9 M390 Mac Edition

Graphics Card

Apr 2012

Release Date

May 2015

London

Generation

Crystal System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

575 MHz

Base Clock

-

675 MHz

Boost Clock

-

900 MHz

Memory Clock

1365 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

174.7GB/s

Render Config

-

SM Count

-

8

Compute Units

16

512

Shading Units

1024

32

TMUs

64

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

30.66 GPixel/s

21.60 GTexel/s

Texture Rate

61.31 GTexel/s

-

FP16 (half)

-

691.2 GFLOPS

FP32 (float)

1.962 TFLOPS

43.20 GFLOPS

FP64 (double)

122.6 GFLOPS

Graphics Processor

Chelsea

GPU Name

Pitcairn

Chelsea LE (216-0834065)

GPU Variant

Pitcairn PRO (215-0828062)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

2.8 billion

123 mm²

Die Size

212 mm²

Board Design

25W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

5.1

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