AMD Radeon RX 540 Mobile vs ATI Mobility Radeon HD 3850

VS

AMD Radeon RX 540 Mobile

ATI Mobility Radeon HD 3850

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540 Mobile and 512MB VRAM Mobility Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540 Mobile 's Advantages

Released 9 years and 5 months late

Boost Clock1219MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 48.00GB/s)

192 additional rendering cores

ATI Mobility Radeon HD 3850 's Advantages

Lower TDP (35W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 540 Mobile +236%

1.248 TFLOPS

Mobility Radeon HD 3850

0.371 TFLOPS

Radeon RX 540 Mobile

VS

Mobility Radeon HD 3850

Graphics Card

Nov 2017

Release Date

Jun 2008

Mobility Radeon

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1124 MHz

Base Clock

-

1219 MHz

Boost Clock

-

1500 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

48.00GB/s

Render Config

8

Compute Units

4

-

512

Shading Units

320

32

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

256 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

9.280 GPixel/s

39.01 GTexel/s

Texture Rate

9.280 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

371.2 GFLOPS

78.02 GFLOPS

FP64 (double)

74.24 GFLOPS

Board Design

50W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

M88

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

2.2 billion

Transistors

0.666 billion

103 mm²

Die Size

192 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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