AMD Radeon R5 A240 vs ATI Mobility Radeon HD 3870

VS

AMD Radeon R5 A240

ATI Mobility Radeon HD 3870

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A240 and 512MB VRAM Mobility Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A240 's Advantages

Released 5 years and 7 months late

More VRAM (1024GB vs 512GB)

ATI Mobility Radeon HD 3870 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

Radeon R5 A240 +56%

0.659 TFLOPS

Mobility Radeon HD 3870

0.422 TFLOPS

Radeon R5 A240

VS

Mobility Radeon HD 3870

Graphics Card

Jan 2014

Release Date

Jun 2008

All-In-One

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

850 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

54.40GB/s

Render Config

5

Compute Units

4

-

320

Shading Units

320

20

TMUs

16

8

ROPs

16

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

256 KB

-

Theoretical Performance

8.240 GPixel/s

Pixel Rate

10.56 GPixel/s

20.60 GTexel/s

Texture Rate

10.56 GTexel/s

-

659.2 GFLOPS

FP32 (float)

422.4 GFLOPS

-

FP64 (double)

84.48 GFLOPS

Board Design

Unknown

TDP

55W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Jet

GPU Name

M88

Jet XT

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

0.69 billion

Transistors

0.666 billion

56 mm²

Die Size

192 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

N/A

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

4.1

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