AMD Radeon HD 6490M vs AMD Radeon R5 A230

VS

AMD Radeon HD 6490M

AMD Radeon R5 A230

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 4GB VRAM Radeon R5 A230 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 16.00GB/s)

AMD Radeon R5 A230 's Advantages

Released 3 years late

Boost Clock855MHz

More VRAM (4GB vs 512GB)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490M

0.256 TFLOPS

Radeon R5 A230 +113%

0.547 TFLOPS

Radeon HD 6490M

VS

Radeon R5 A230

Graphics Card

Jan 2011

Release Date

Jan 2014

Vancouver

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

800 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

25.60GB/s

Bandwidth

16.00GB/s

Render Config

2

Compute Units

5

-

160

Shading Units

320

8

TMUs

20

4

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

6.840 GPixel/s

6.400 GTexel/s

Texture Rate

17.10 GTexel/s

-

256.0 GFLOPS

FP32 (float)

547.2 GFLOPS

-

FP64 (double)

34.20 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Seymour

GPU Name

Jet

Seymour XTX S3 (216-0809024)

GPU Variant

Jet PRO (216-0856040)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

0.69 billion

67 mm²

Die Size

56 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5 (5.1)

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