AMD Radeon HD 6990M Rebrand vs AMD Radeon R9 M380

VS

AMD Radeon HD 6990M Rebrand AMD Radeon R9 M380

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 4GB VRAM Radeon R9 M380 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M Rebrand 's Advantages

32 additional rendering cores

AMD Radeon R9 M380 's Advantages

Released 3 years and 10 months late

Boost Clock1000MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (96.00GB/s vs 70.40GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6990M Rebrand

1.28 TFLOPS

Radeon R9 M380 +20%

1.536 TFLOPS

Radeon HD 6990M Rebrand

VS

Radeon R9 M380

Graphics Card

Jul 2011

Release Date

May 2015

Vancouver

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

1000 MHz

1100 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

70.40GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

14

Compute Units

12

800

Shading Units

768

40

TMUs

48

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

12.80 GPixel/s

Pixel Rate

16.00 GPixel/s

32.00 GTexel/s

Texture Rate

48.00 GTexel/s

-

FP16 (half)

-

1280 GFLOPS

FP32 (float)

1.536 TFLOPS

-

FP64 (double)

96.00 GFLOPS

Graphics Processor

Broadway

GPU Name

Strato

Broadway XTX

GPU Variant

Strato PRO

TeraScale 2

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

2.08 billion

166 mm²

Die Size

160 mm²

Board Design

100W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2.170

-

CUDA

-

5.0

Shader Model

6.5

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