AMD Radeon HD 6770M Mac Edition vs AMD Radeon Pro 460

VS

AMD Radeon HD 6770M Mac Edition

AMD Radeon Pro 460

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 4GB VRAM Radeon Pro 460 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 9 months late

Boost Clock907MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (81.28GB/s vs 57.60GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition

0.696 TFLOPS

Radeon Pro 460 +166%

1.858 TFLOPS

Radeon HD 6770M Mac Edition

VS

Radeon Pro 460

Graphics Card

Jan 2011

Release Date

Oct 2016

Vancouver

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

907 MHz

900 MHz

Memory Clock

1270 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.60GB/s

Bandwidth

81.28GB/s

Render Config

6

Compute Units

16

-

480

Shading Units

1024

24

TMUs

64

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

14.51 GPixel/s

17.40 GTexel/s

Texture Rate

58.05 GTexel/s

-

FP16 (half)

1.858 TFLOPS

696.0 GFLOPS

FP32 (float)

1.858 TFLOPS

-

FP64 (double)

116.1 GFLOPS

Board Design

35W

TDP

35W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

Baffin

Whistler XT (216-0810001)

GPU Variant

Baffin XT

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.716 billion

Transistors

3 billion

104 mm²

Die Size

123 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

-

5.0

Shader Model

6.4

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