ATI Mobility Radeon HD 3850 X2 vs AMD Radeon R7 M260

VS

ATI Mobility Radeon HD 3850 X2

AMD Radeon R7 M260

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 2GB VRAM Radeon R7 M260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 X2 's Advantages

Larger VRAM bandwidth (48.00GB/s vs 14.40GB/s)

AMD Radeon R7 M260 's Advantages

Released 6 years late

Boost Clock980MHz

More VRAM (2GB vs 512GB)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2

0.371 TFLOPS

Radeon R7 M260 +102%

0.752 TFLOPS

Mobility Radeon HD 3850 X2

VS

Radeon R7 M260

Graphics Card

Jun 2008

Release Date

Jun 2014

M8x

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

940 MHz

-

Boost Clock

980 MHz

750 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

48.00GB/s

Bandwidth

14.40GB/s

Render Config

4

Compute Units

6

-

320

Shading Units

384

16

TMUs

24

16

ROPs

8

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

7.840 GPixel/s

9.280 GTexel/s

Texture Rate

23.52 GTexel/s

-

FP16 (half)

752.6 GFLOPS

371.2 GFLOPS

FP32 (float)

752.6 GFLOPS

74.24 GFLOPS

FP64 (double)

47.04 GFLOPS

Board Design

70W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

M88

GPU Name

Topaz

-

GPU Variant

Topaz XT (216-0858020)

TeraScale

Architecture

GCN 3.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

1.55 billion

192 mm²

Die Size

125 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2.170

-

4.1

Shader Model

6.5

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