AMD Radeon Pro 460 vs AMD Radeon HD 6490M Mac Edition

VS

AMD Radeon Pro 460

AMD Radeon HD 6490M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 460 and 256MB VRAM Radeon HD 6490M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 460 's Advantages

Released 5 years and 5 months late

Boost Clock907MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (81.28GB/s vs 25.41GB/s)

864 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 460 +674%

1.858 TFLOPS

Radeon HD 6490M Mac Edition

0.24 TFLOPS

Radeon Pro 460

VS

Radeon HD 6490M Mac Edition

Graphics Card

Oct 2016

Release Date

May 2011

Radeon Pro Mac

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

850 MHz

Base Clock

-

907 MHz

Boost Clock

-

1270 MHz

Memory Clock

794 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

81.28GB/s

Bandwidth

25.41GB/s

Render Config

16

Compute Units

2

-

1024

Shading Units

160

64

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

3.000 GPixel/s

58.05 GTexel/s

Texture Rate

6.000 GTexel/s

1.858 TFLOPS

FP16 (half)

-

1.858 TFLOPS

FP32 (float)

240.0 GFLOPS

116.1 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Baffin

GPU Name

Seymour

Baffin XT

GPU Variant

Seymour XTX M2 (216-0809000)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

0.37 billion

123 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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