AMD Radeon R9 M395X vs ATI Mobility Radeon X2500

VS

AMD Radeon R9 M395X

ATI Mobility Radeon X2500

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X and 256MB VRAM Mobility Radeon X2500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X 's Advantages

Released 7 years and 11 months late

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)

2048 additional rendering cores

Score

Radeon R9 M395X

VS

Mobility Radeon X2500

Graphics Card

May 2015

Release Date

Jun 2007

Crystal System

Generation

M6x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

12.80GB/s

Render Config

32

Compute Units

-

2048

Shading Units

-

128

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

23.14 GPixel/s

Pixel Rate

1.840 GPixel/s

92.54 GTexel/s

Texture Rate

1.840 GTexel/s

2.961 TFLOPS

FP16 (half)

-

2.961 TFLOPS

FP32 (float)

-

185.1 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Amethyst

GPU Name

M66

Amethyst XT

GPU Variant

-

GCN 3.0

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

5 billion

Transistors

0.157 billion

366 mm²

Die Size

150 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

3.0

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