AMD Radeon HD 6990M Rebrand vs AMD Radeon RX 560 Mobile

VS

AMD Radeon HD 6990M Rebrand

AMD Radeon RX 560 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 4GB VRAM Radeon RX 560 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 Mobile 's Advantages

Released 5 years and 6 months late

Boost Clock1032MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (109.4GB/s vs 70.40GB/s)

96 additional rendering cores

Lower TDP (55W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M Rebrand

1.28 TFLOPS

Radeon RX 560 Mobile +44%

1.849 TFLOPS

Radeon HD 6990M Rebrand

VS

Radeon RX 560 Mobile

Graphics Card

Jul 2011

Release Date

Jan 2017

Vancouver

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

784 MHz

-

Boost Clock

1032 MHz

1100 MHz

Memory Clock

1710 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

70.40GB/s

Bandwidth

109.4GB/s

Render Config

14

Compute Units

14

-

800

Shading Units

896

40

TMUs

56

16

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

16.51 GPixel/s

32.00 GTexel/s

Texture Rate

57.79 GTexel/s

-

FP16 (half)

1.849 TFLOPS

1280 GFLOPS

FP32 (float)

1.849 TFLOPS

-

FP64 (double)

115.6 GFLOPS

Board Design

100W

TDP

55W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Broadway

GPU Name

Baffin

Broadway XTX

GPU Variant

BaffinM-XT

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.04 billion

Transistors

3 billion

166 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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