ATI Mobility Radeon HD 5870 vs AMD Radeon R9 M385

VS

ATI Mobility Radeon HD 5870

AMD Radeon R9 M385

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 4GB VRAM Radeon R9 M385 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385 's Advantages

Released 5 years and 4 months late

Boost Clock1000MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (76.80GB/s vs 64.00GB/s)

96 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870

1.12 TFLOPS

Radeon R9 M385 +60%

1.792 TFLOPS

Mobility Radeon HD 5870

VS

Radeon R9 M385

Graphics Card

Jan 2010

Release Date

May 2015

Manhattan

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

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

76.80GB/s

Render Config

10

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

256 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

16.00 GPixel/s

28.00 GTexel/s

Texture Rate

56.00 GTexel/s

-

1120 GFLOPS

FP32 (float)

1.792 TFLOPS

-

FP64 (double)

112.0 GFLOPS

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Broadway

GPU Name

Strato

Broadway XT (216-0769008)

GPU Variant

Strato XT

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

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

-

5.0

Shader Model

6.5

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