AMD Radeon HD 8670M vs AMD Radeon R7 M365X

VS

AMD Radeon HD 8670M

AMD Radeon R7 M365X

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 1024MB VRAM Radeon R7 M365X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670M 's Advantages

Boost Clock has increased by 2% (975MHz vs 960MHz)

AMD Radeon R7 M365X 's Advantages

Released 2 years and 2 months late

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

Radeon R7 M365X +1%

0.633 TFLOPS

Radeon HD 8670M

VS

Radeon R7 M365X

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 x8

Clock Speeds

925 MHz

Base Clock

900 MHz

975 MHz

Boost Clock

960 MHz

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

5

Compute Units

6

-

320

Shading Units

384

20

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

6.600 GPixel/s

19.50 GTexel/s

Texture Rate

19.80 GTexel/s

-

624.0 GFLOPS

FP32 (float)

633.6 GFLOPS

39.00 GFLOPS

FP64 (double)

39.60 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Sun

GPU Name

Litho

Sun S3 XT (216-0841009)

GPU Variant

Litho XT (216-0868010)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

0.95 billion

56 mm²

Die Size

77 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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