AMD Radeon R5 A330 vs AMD Radeon HD 8870M

VS

AMD Radeon R5 A330

AMD Radeon HD 8870M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 A330 and 2GB VRAM Radeon HD 8870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A330 's Advantages

Released 2 years and 6 months late

AMD Radeon HD 8870M 's Advantages

Boost Clock775MHz

Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A330

0.659 TFLOPS

Radeon HD 8870M +50%

0.992 TFLOPS

Radeon R5 A330

VS

Radeon HD 8870M

Graphics Card

Oct 2015

Release Date

Apr 2013

All-In-One

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

725 MHz

-

Boost Clock

775 MHz

900 MHz

Memory Clock

1125 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

72.00GB/s

Render Config

5

Compute Units

10

-

320

Shading Units

640

20

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

8.240 GPixel/s

Pixel Rate

12.40 GPixel/s

20.60 GTexel/s

Texture Rate

31.00 GTexel/s

-

659.2 GFLOPS

FP32 (float)

992.0 GFLOPS

-

FP64 (double)

62.00 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Exo

GPU Name

Venus

-

GPU Variant

Venus XT (216-0846000)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.5 billion

56 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1 (1.2)

1.2.170

Vulkan

1.2.170

-

6.5 (5.1)

Shader Model

6.5 (5.1)

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