AMD Radeon HD 8670M vs AMD Radeon R9 M375

VS

AMD Radeon HD 8670M

AMD Radeon R9 M375

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 2GB VRAM Radeon R9 M375 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M375 's Advantages

Released 2 years and 2 months late

Boost Clock has increased by 4% (1015MHz vs 975MHz)

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

Radeon R9 M375 +108%

1.299 TFLOPS

Radeon HD 8670M

VS

Radeon R9 M375

Graphics Card

Mar 2013

Release Date

May 2015

Solar System

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

1000 MHz

975 MHz

Boost Clock

1015 MHz

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

28.80GB/s

Render Config

5

Compute Units

10

-

320

Shading Units

640

20

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

16.24 GPixel/s

19.50 GTexel/s

Texture Rate

40.60 GTexel/s

-

624.0 GFLOPS

FP32 (float)

1299 GFLOPS

39.00 GFLOPS

FP64 (double)

81.20 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Sun

GPU Name

Tropo

Sun S3 XT (216-0841009)

GPU Variant

Tropo XT2

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.5 billion

56 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1 (1.2)

1.2.170

Vulkan

1.2.170

-

6.5 (5.1)

Shader Model

6.5 (5.1)

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