AMD Radeon Pro 555 vs ATI Mobility Radeon HD 4650

VS

AMD Radeon Pro 555 ATI Mobility Radeon HD 4650

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 555 and 512MB VRAM Mobility Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555 's Advantages

Released 8 years and 5 months late

Larger VRAM bandwidth (81.60GB/s vs 19.20GB/s)

448 additional rendering cores

ATI Mobility Radeon HD 4650 's Advantages

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555 +308%

1.306 TFLOPS

Mobility Radeon HD 4650

0.32 TFLOPS

Radeon Pro 555

VS

Mobility Radeon HD 4650

Graphics Card

Jun 2017

Release Date

Jan 2009

Radeon Pro Mac

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1275 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

81.60GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

-

12

Compute Units

4

768

Shading Units

320

48

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

4.000 GPixel/s

40.80 GTexel/s

Texture Rate

16.00 GTexel/s

1306 GFLOPS

FP16 (half)

-

1306 GFLOPS

FP32 (float)

320.0 GFLOPS

81.60 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 21

GPU Name

M96

Polaris 21 PRO

GPU Variant

-

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

3 billion

Transistors

0.514 billion

123 mm²

Die Size

146 mm²

Board Design

75W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

4.1

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