AMD Radeon R9 M375 vs AMD Radeon HD 6870M

VS

AMD Radeon R9 M375

AMD Radeon HD 6870M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M375 and 1024MB VRAM Radeon HD 6870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M375 's Advantages

Released 4 years and 4 months late

Boost Clock1015MHz

More VRAM (2GB vs 1024GB)

AMD Radeon HD 6870M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M375 +20%

1.299 TFLOPS

Radeon HD 6870M

1.08 TFLOPS

Radeon R9 M375

VS

Radeon HD 6870M

Graphics Card

May 2015

Release Date

Jan 2011

Gem System

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1000 MHz

Base Clock

-

1015 MHz

Boost Clock

-

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

64.00GB/s

Render Config

10

Compute Units

10

-

640

Shading Units

800

40

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

16.24 GPixel/s

Pixel Rate

10.80 GPixel/s

40.60 GTexel/s

Texture Rate

27.00 GTexel/s

-

1299 GFLOPS

FP32 (float)

1080 GFLOPS

81.20 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Tropo

GPU Name

Granville

Tropo XT2

GPU Variant

Granville XT (216-0769024)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

1.04 billion

123 mm²

Die Size

166 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

5.0

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