ATI Mobility Radeon HD 2700 vs AMD Radeon Pro 555X

VS

ATI Mobility Radeon HD 2700

AMD Radeon Pro 555X

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2700 and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 2700 's Advantages

Lower TDP (35W vs 75W)

AMD Radeon Pro 555X 's Advantages

Released 10 years and 7 months late

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (94.08GB/s vs 22.40GB/s)

648 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2700

0.168 TFLOPS

Radeon Pro 555X +729%

1.393 TFLOPS

Mobility Radeon HD 2700

VS

Radeon Pro 555X

Graphics Card

Dec 2007

Release Date

Jul 2018

M7x

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

700 MHz

Memory Clock

1470 MHz

Memory

256MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

22.40GB/s

Bandwidth

94.08GB/s

Render Config

3

Compute Units

12

-

120

Shading Units

768

8

TMUs

48

4

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

1024 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

14.51 GPixel/s

5.600 GTexel/s

Texture Rate

43.54 GTexel/s

-

FP16 (half)

1393 GFLOPS

168.0 GFLOPS

FP32 (float)

1393 GFLOPS

-

FP64 (double)

87.07 GFLOPS

Board Design

35W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M76

GPU Name

Polaris 21

-

GPU Variant

Polaris 21 PRO

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

65 nm

Process Size

14 nm

0.39 billion

Transistors

3 billion

153 mm²

Die Size

123 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2

-

4.0

Shader Model

6.4

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