AMD Radeon Pro 455 vs AMD Radeon HD 6550M

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 1024MB VRAM Radeon HD 6550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Released 5 years and 11 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (81.28GB/s vs 28.80GB/s)

368 additional rendering cores

AMD Radeon HD 6550M 's Advantages

Lower TDP (26W vs 35W)

Score

Benchmark

FP32 (float)

Radeon Pro 455 +173%

1.313 TFLOPS

Radeon HD 6550M

0.48 TFLOPS

Radeon Pro 455

VS

Radeon HD 6550M

Graphics Card

Oct 2016

Release Date

Nov 2010

Radeon Pro Mac

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-II

Clock Speeds

-

Base Clock

-

Boost Clock

-

1270 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

81.28GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

12

Compute Units

5

768

Shading Units

400

48

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

13.68 GPixel/s

Pixel Rate

4.800 GPixel/s

41.04 GTexel/s

Texture Rate

12.00 GTexel/s

1313 GFLOPS

FP16 (half)

-

1313 GFLOPS

FP32 (float)

480.0 GFLOPS

82.08 GFLOPS

FP64 (double)

-

Graphics Processor

Baffin

GPU Name

Lexington

Baffin PRO

GPU Variant

-

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

2.154 billion

123 mm²

Die Size

334 mm²

Board Design

35W

TDP

26W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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