AMD Radeon Pro 555X vs ATI Radeon E2400

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 128MB VRAM Radeon E2400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages

Released 11 years and 1 months late

Larger VRAM bandwidth (94.08GB/s vs 11.20GB/s)

728 additional rendering cores

ATI Radeon E2400 's Advantages

Lower TDP (25W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X +2802%

1.393 TFLOPS

Radeon E2400

0.048 TFLOPS

Radeon Pro 555X

VS

Radeon E2400

Graphics Card

Jul 2018

Release Date

Jun 2007

Radeon Pro Mac

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-II

Clock Speeds

-

Base Clock

-

Boost Clock

-

1470 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

128MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

94.08GB/s

Bandwidth

11.20GB/s

Render Config

-

SM Count

-

12

Compute Units

2

768

Shading Units

40

48

TMUs

4

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

32 KB

Theoretical Performance

14.51 GPixel/s

Pixel Rate

2.400 GPixel/s

43.54 GTexel/s

Texture Rate

2.400 GTexel/s

1393 GFLOPS

FP16 (half)

-

1393 GFLOPS

FP32 (float)

48.00 GFLOPS

87.07 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 21

GPU Name

RV610

Polaris 21 PRO

GPU Variant

-

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

65 nm

3 billion

Transistors

0.18 billion

123 mm²

Die Size

85 mm²

Board Design

75W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

4.0

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