ATI Mobility Radeon HD 3870 vs AMD Radeon R5 A230

VS

ATI Mobility Radeon HD 3870

AMD Radeon R5 A230

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3870 and 4GB VRAM Radeon R5 A230 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3870 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 16.00GB/s)

AMD Radeon R5 A230 's Advantages

Released 5 years and 7 months late

Boost Clock855MHz

More VRAM (4GB vs 512GB)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3870

0.422 TFLOPS

Radeon R5 A230 +29%

0.547 TFLOPS

Mobility Radeon HD 3870

VS

Radeon R5 A230

Graphics Card

Jun 2008

Release Date

Jan 2014

M8x

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

780 MHz

-

Boost Clock

855 MHz

850 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

54.40GB/s

Bandwidth

16.00GB/s

Render Config

4

Compute Units

5

-

320

Shading Units

320

16

TMUs

20

16

ROPs

8

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.56 GPixel/s

Pixel Rate

6.840 GPixel/s

10.56 GTexel/s

Texture Rate

17.10 GTexel/s

-

422.4 GFLOPS

FP32 (float)

547.2 GFLOPS

84.48 GFLOPS

FP64 (double)

34.20 GFLOPS

Board Design

55W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

M88

GPU Name

Jet

-

GPU Variant

Jet PRO (216-0856040)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

0.69 billion

192 mm²

Die Size

56 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

4.1

Shader Model

6.5 (5.1)

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