AMD Radeon HD 7330M vs AMD Radeon R5 A255

VS

AMD Radeon HD 7330M

AMD Radeon R5 A255

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7330M and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Released 2 years late

Boost Clock940MHz

Larger VRAM bandwidth (64.00GB/s vs 12.80GB/s)

304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7330M

0.08 TFLOPS

Radeon R5 A255 +801%

0.721 TFLOPS

Radeon HD 7330M

VS

Radeon R5 A255

Graphics Card

Jan 2012

Release Date

Jan 2014

London

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

940 MHz

800 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

64.00GB/s

Render Config

2

Compute Units

6

-

80

Shading Units

384

8

TMUs

24

4

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

7.520 GPixel/s

4.000 GTexel/s

Texture Rate

22.56 GTexel/s

-

80.00 GFLOPS

FP32 (float)

721.9 GFLOPS

-

Board Design

5W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Robson

GPU Name

Topaz

Robson LE

GPU Variant

Topaz PRO (216-0858030)

TeraScale 2

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

1.55 billion

59 mm²

Die Size

125 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5

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