AMD Radeon R9 M385 vs AMD Radeon HD 6970M Mac Edition

VS

AMD Radeon R9 M385 AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385 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 R9 M385 's Advantages

Released 3 years and 9 months late

Boost Clock1000MHz

More VRAM (4GB vs 2GB)

AMD Radeon HD 6970M Mac Edition 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 76.80GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M385 +37%

1.792 TFLOPS

Radeon HD 6970M Mac Edition

1.306 TFLOPS

Radeon R9 M385

VS

Radeon HD 6970M Mac Edition

Graphics Card

May 2015

Release Date

Aug 2011

Gem System

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

900 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1200 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

14

Compute Units

12

896

Shading Units

960

56

TMUs

48

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

21.76 GPixel/s

56.00 GTexel/s

Texture Rate

32.64 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

1306 GFLOPS

112.0 GFLOPS

FP64 (double)

-

Graphics Processor

Strato

GPU Name

Blackcomb

Strato XT

GPU Variant

Blackcomb XT (216-0811000)

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

1.7 billion

160 mm²

Die Size

212 mm²

Board Design

Unknown

TDP

75W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

5.0

Related GPU Comparisons

1

NVIDIA GeForce RTX 2050 Mobile vs AMD Radeon R9 M385

2

AMD Radeon HD 6970M Rebrand vs AMD Radeon R9 M385

3

AMD Radeon R9 M295X vs AMD Radeon R9 M385

4

AMD Radeon RX 6600M vs AMD Radeon R9 M385

5

NVIDIA GeForce RTX 4060 Mobile vs AMD Radeon R9 M385

6

NVIDIA GeForce 710M vs AMD Radeon R9 M385

7

AMD Radeon RX 7900M vs AMD Radeon R9 M385

8

AMD Radeon R9 M385 vs AMD Radeon R7 M265

9

AMD Radeon R9 M385 vs AMD Radeon 530X Mobile

10

AMD Radeon R9 M385 vs AMD Radeon Pro Vega 16