AMD Radeon HD 6770M Mac Edition vs AMD Radeon HD 8530M

VS

AMD Radeon HD 6770M Mac Edition

AMD Radeon HD 8530M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 1024MB VRAM Radeon HD 8530M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M Mac Edition 's Advantages

Larger VRAM bandwidth (57.60GB/s vs 14.40GB/s)

160 additional rendering cores

AMD Radeon HD 8530M 's Advantages

Released 3 years late

Boost Clock700MHz

More VRAM (1024GB vs 512GB)

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition +55%

0.696 TFLOPS

Radeon HD 8530M

0.448 TFLOPS

Radeon HD 6770M Mac Edition

VS

Radeon HD 8530M

Graphics Card

Jan 2011

Release Date

Jan 2014

Vancouver

Generation

Solar System

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

650 MHz

-

Boost Clock

700 MHz

900 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

57.60GB/s

Bandwidth

14.40GB/s

Render Config

6

Compute Units

6

-

480

Shading Units

320

24

TMUs

16

8

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

5.600 GPixel/s

17.40 GTexel/s

Texture Rate

11.20 GTexel/s

-

696.0 GFLOPS

FP32 (float)

448.0 GFLOPS

-

FP64 (double)

28.00 GFLOPS

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Whistler

GPU Name

Mars

Whistler XT (216-0810001)

GPU Variant

Mars S3 LE (216-0842054)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

0.95 billion

104 mm²

Die Size

77 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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