AMD Radeon HD 8590M vs AMD Radeon HD 6970M Mac Edition

VS

AMD Radeon HD 8590M

AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8590M and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8590M 's Advantages

Released 1 years and 7 months late

Boost Clock825MHz

AMD Radeon HD 6970M Mac Edition 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 36.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8590M

0.528 TFLOPS

Radeon HD 6970M Mac Edition +147%

1.306 TFLOPS

Radeon HD 8590M

VS

Radeon HD 6970M Mac Edition

Graphics Card

Mar 2013

Release Date

Aug 2011

Solar System

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

750 MHz

Base Clock

-

825 MHz

Boost Clock

-

1125 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

36.00GB/s

Bandwidth

115.2GB/s

Render Config

5

Compute Units

12

-

320

Shading Units

960

20

TMUs

48

8

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

21.76 GPixel/s

16.50 GTexel/s

Texture Rate

32.64 GTexel/s

-

528.0 GFLOPS

FP32 (float)

1306 GFLOPS

33.00 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

Blackcomb

-

GPU Variant

Blackcomb XT (216-0811000)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.69 billion

Transistors

1.7 billion

56 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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