AMD Radeon Pro 455 vs AMD Radeon HD 7730M

VS

AMD Radeon Pro 455

AMD Radeon HD 7730M

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 2GB VRAM Radeon HD 7730M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Released 4 years and 6 months late

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

256 additional rendering cores

AMD Radeon HD 7730M 's Advantages

Boost Clock675MHz

Lower TDP (25W vs 35W)

Score

Benchmark

FP32 (float)

Radeon Pro 455 +90%

1.313 TFLOPS

Radeon HD 7730M

0.691 TFLOPS

Radeon Pro 455

VS

Radeon HD 7730M

Graphics Card

Oct 2016

Release Date

Apr 2012

Radeon Pro Mac

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

575 MHz

-

Boost Clock

675 MHz

1270 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

81.28GB/s

Bandwidth

28.80GB/s

Render Config

12

Compute Units

8

-

768

Shading Units

512

48

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

13.68 GPixel/s

Pixel Rate

10.80 GPixel/s

41.04 GTexel/s

Texture Rate

21.60 GTexel/s

1313 GFLOPS

FP16 (half)

-

1313 GFLOPS

FP32 (float)

691.2 GFLOPS

82.08 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

35W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Baffin

GPU Name

Chelsea

Baffin PRO

GPU Variant

Chelsea LE (216-0834065)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

1.5 billion

123 mm²

Die Size

123 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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