AMD Radeon RX 580X Mobile vs ATI Mobility Radeon X1900

VS

AMD Radeon RX 580X Mobile

ATI Mobility Radeon X1900

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 256MB VRAM Mobility Radeon X1900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X Mobile 's Advantages

Released 11 years and 3 months late

Boost Clock1077MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (256.0GB/s vs 30.08GB/s)

2304 additional rendering cores

Score

Radeon RX 580X Mobile

VS

Mobility Radeon X1900

Graphics Card

Apr 2018

Release Date

Jan 2007

Mobility Radeon

Generation

M6x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-III

Clock Speeds

1000 MHz

Base Clock

-

1077 MHz

Boost Clock

-

2000 MHz

Memory Clock

470 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

30.08GB/s

Render Config

36

Compute Units

-

2304

Shading Units

-

144

TMUs

12

32

ROPs

12

-

16 KB (per CU)

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

4.800 GPixel/s

155.1 GTexel/s

Texture Rate

4.800 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

-

310.2 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Polaris 20

GPU Name

M68

Polaris 20M XT

GPU Variant

-

GCN 4.0

Architecture

Ultra-Threaded SE

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

5.7 billion

Transistors

0.312 billion

232 mm²

Die Size

230 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

6.4

Shader Model

3.0

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