ATI Radeon E2400 vs AMD Radeon R9 M395X Mac Edition

VS

ATI Radeon E2400

AMD Radeon R9 M395X Mac Edition

We compared two Mobile platform GPUs: 128MB VRAM Radeon E2400 and 4GB VRAM Radeon R9 M395X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon E2400 's Advantages

Lower TDP (25W vs 250W)

AMD Radeon R9 M395X Mac Edition 's Advantages

Released 7 years and 11 months late

More VRAM (4GB vs 128GB)

Larger VRAM bandwidth (174.7GB/s vs 11.20GB/s)

2008 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E2400

0.048 TFLOPS

Radeon R9 M395X Mac Edition +7656%

3.723 TFLOPS

Radeon E2400

VS

Radeon R9 M395X Mac Edition

Graphics Card

Jun 2007

Release Date

May 2015

Embedded

Generation

Crystal System

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-B (3.0)

Clock Speeds

-

700 MHz

Memory Clock

1365 MHz

Memory

128MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

11.20GB/s

Bandwidth

174.7GB/s

Render Config

2

Compute Units

32

-

40

Shading Units

2048

4

TMUs

128

4

ROPs

32

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

512 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

29.09 GPixel/s

2.400 GTexel/s

Texture Rate

116.4 GTexel/s

-

FP16 (half)

3.723 TFLOPS

48.00 GFLOPS

FP32 (float)

3.723 TFLOPS

-

FP64 (double)

232.7 GFLOPS

Board Design

25W

TDP

250W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

RV610

GPU Name

Amethyst

-

GPU Variant

Amethyst XT

TeraScale

Architecture

GCN 3.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.18 billion

Transistors

5 billion

85 mm²

Die Size

366 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.0

N/A

Vulkan

1.2

-

4.0

Shader Model

6.3

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