AMD Radeon HD 7950M vs AMD Radeon Pro 555

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 2GB VRAM Radeon Pro 555 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950M 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 81.60GB/s)

512 additional rendering cores

AMD Radeon Pro 555 's Advantages

Released 5 years and 2 months late

Score

Benchmark

FP32 (float)

Radeon HD 7950M +37%

1.792 TFLOPS

Radeon Pro 555

1.306 TFLOPS

Radeon HD 7950M

VS

Radeon Pro 555

Graphics Card

Apr 2012

Release Date

Jun 2017

London

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

1275 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

81.60GB/s

Render Config

-

SM Count

-

20

Compute Units

12

1280

Shading Units

768

80

TMUs

48

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

Theoretical Performance

22.40 GPixel/s

Pixel Rate

13.60 GPixel/s

56.00 GTexel/s

Texture Rate

40.80 GTexel/s

-

FP16 (half)

1306 GFLOPS

1.792 TFLOPS

FP32 (float)

1306 GFLOPS

-

FP64 (double)

81.60 GFLOPS

Graphics Processor

Wimbledon

GPU Name

Polaris 21

Wimbledon PRO

GPU Variant

Polaris 21 PRO

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

3 billion

212 mm²

Die Size

123 mm²

Board Design

75W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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