AMD Radeon Pro 555X vs ATI Radeon E4690 MXM

VS

AMD Radeon Pro 555X

ATI Radeon E4690 MXM

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 512MB VRAM Radeon E4690 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages

Released 9 years and 1 months late

More VRAM (4GB vs 512GB)

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

448 additional rendering cores

ATI Radeon E4690 MXM 's Advantages

Lower TDP (30W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X +262%

1.393 TFLOPS

Radeon E4690 MXM

0.384 TFLOPS

Radeon Pro 555X

VS

Radeon E4690 MXM

Graphics Card

Jul 2018

Release Date

Jun 2009

Radeon Pro Mac

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-II

Clock Speeds

-

1470 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

94.08GB/s

Bandwidth

22.40GB/s

Render Config

12

Compute Units

4

-

768

Shading Units

320

48

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

4.800 GPixel/s

43.54 GTexel/s

Texture Rate

19.20 GTexel/s

1393 GFLOPS

FP16 (half)

-

1393 GFLOPS

FP32 (float)

384.0 GFLOPS

87.07 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

30W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

RV730

Polaris 21 PRO

GPU Variant

RV730 XT E4690 (215-0729055)

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

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

-

6.4

Shader Model

4.1

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