AMD Radeon Pro 575X vs AMD Radeon HD 7970M

VS

AMD Radeon Pro 575X

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 575X and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 575X 's Advantages

Released 6 years and 11 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (217.6GB/s vs 153.6GB/s)

768 additional rendering cores

AMD Radeon HD 7970M 's Advantages

Lower TDP (100W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Pro 575X +106%

4.489 TFLOPS

Radeon HD 7970M

2.176 TFLOPS

Radeon Pro 575X

VS

Radeon HD 7970M

Graphics Card

Mar 2019

Release Date

Apr 2012

Radeon Pro Mac

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1700 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

217.6GB/s

Bandwidth

153.6GB/s

Render Config

32

Compute Units

20

-

2048

Shading Units

1280

128

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

35.07 GPixel/s

Pixel Rate

27.20 GPixel/s

140.3 GTexel/s

Texture Rate

68.00 GTexel/s

4.489 TFLOPS

FP16 (half)

-

4.489 TFLOPS

FP32 (float)

2.176 TFLOPS

280.6 GFLOPS

FP64 (double)

136.0 GFLOPS

Board Design

150W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

Wimbledon

Polaris 20 XL (215-0910052)

GPU Variant

Wimbledon XT (216-0836036)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

2.8 billion

232 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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