ATI Mobility Radeon HD 3870 vs AMD Radeon R7 A360

VS

ATI Mobility Radeon HD 3870

AMD Radeon R7 A360

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3870 and 2GB VRAM Radeon R7 A360 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 14.40GB/s)

AMD Radeon R7 A360 's Advantages

Released 6 years and 11 months late

Boost Clock1125MHz

More VRAM (2GB vs 512GB)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3870

0.422 TFLOPS

Radeon R7 A360 +104%

0.864 TFLOPS

Mobility Radeon HD 3870

VS

Radeon R7 A360

Graphics Card

Jun 2008

Release Date

May 2015

M8x

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1125 MHz

850 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

54.40GB/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

10.56 GPixel/s

Pixel Rate

9.000 GPixel/s

10.56 GTexel/s

Texture Rate

27.00 GTexel/s

-

FP16 (half)

864.0 GFLOPS

422.4 GFLOPS

FP32 (float)

864.0 GFLOPS

84.48 GFLOPS

FP64 (double)

54.00 GFLOPS

Board Design

55W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

M88

GPU Name

Meso

-

GPU Variant

Meso XT (216-0864018)

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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