AMD Radeon HD 7670M vs AMD Radeon Pro 575X

VS

AMD Radeon HD 7670M

AMD Radeon Pro 575X

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7670M and 4GB VRAM Radeon Pro 575X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670M 's Advantages

Lower TDP (20W vs 150W)

AMD Radeon Pro 575X 's Advantages

Released 7 years and 1 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (217.6GB/s vs 28.80GB/s)

1568 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670M

0.576 TFLOPS

Radeon Pro 575X +679%

4.489 TFLOPS

Radeon HD 7670M

VS

Radeon Pro 575X

Graphics Card

Feb 2012

Release Date

Mar 2019

London

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1700 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

217.6GB/s

Render Config

6

Compute Units

32

-

480

Shading Units

2048

24

TMUs

128

16

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

35.07 GPixel/s

14.40 GTexel/s

Texture Rate

140.3 GTexel/s

-

FP16 (half)

4.489 TFLOPS

576.0 GFLOPS

FP32 (float)

4.489 TFLOPS

-

FP64 (double)

280.6 GFLOPS

Board Design

20W

TDP

150W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Thames

GPU Name

Polaris 20

Thames XT (216-0833000)

GPU Variant

Polaris 20 XL (215-0910052)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.716 billion

Transistors

5.7 billion

104 mm²

Die Size

232 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

-

5.0

Shader Model

6.4

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