AMD Radeon HD 8670M vs AMD Radeon Pro 575

VS

AMD Radeon HD 8670M

AMD Radeon Pro 575

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 4GB VRAM Radeon Pro 575 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670M 's Advantages

Boost Clock975MHz

AMD Radeon Pro 575 's Advantages

Released 4 years and 3 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (217.0GB/s vs 14.40GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

Radeon Pro 575 +619%

4.489 TFLOPS

Radeon HD 8670M

VS

Radeon Pro 575

Graphics Card

Mar 2013

Release Date

Jun 2017

Solar System

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

900 MHz

Memory Clock

1695 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

217.0GB/s

Render Config

5

Compute Units

32

-

320

Shading Units

2048

20

TMUs

128

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

35.07 GPixel/s

19.50 GTexel/s

Texture Rate

140.3 GTexel/s

-

FP16 (half)

4.489 TFLOPS

624.0 GFLOPS

FP32 (float)

4.489 TFLOPS

39.00 GFLOPS

FP64 (double)

280.6 GFLOPS

Board Design

Unknown

TDP

150W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

Polaris 20

Sun S3 XT (216-0841009)

GPU Variant

Polaris 20 XL (215-0910052)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.69 billion

Transistors

5.7 billion

56 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.4

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