ATI Mobility Radeon HD 2700 vs AMD Radeon R9 M390 Mac Edition

VS

ATI Mobility Radeon HD 2700

AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2700 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

ATI Mobility Radeon HD 2700 's Advantages

Lower TDP (35W vs 80W)

AMD Radeon R9 M390 Mac Edition 's Advantages

Released 7 years and 5 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (174.7GB/s vs 22.40GB/s)

904 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2700

0.168 TFLOPS

Radeon R9 M390 Mac Edition +1067%

1.962 TFLOPS

Mobility Radeon HD 2700

VS

Radeon R9 M390 Mac Edition

Graphics Card

Dec 2007

Release Date

May 2015

M7x

Generation

Crystal System

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

700 MHz

Memory Clock

1365 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

22.40GB/s

Bandwidth

174.7GB/s

Render Config

3

Compute Units

16

-

120

Shading Units

1024

8

TMUs

64

4

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

30.66 GPixel/s

5.600 GTexel/s

Texture Rate

61.31 GTexel/s

-

168.0 GFLOPS

FP32 (float)

1.962 TFLOPS

-

FP64 (double)

122.6 GFLOPS

Board Design

35W

TDP

80W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M76

GPU Name

Pitcairn

-

GPU Variant

Pitcairn PRO (215-0828062)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

2.8 billion

153 mm²

Die Size

212 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.0

Shader Model

5.1

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