ATI Mobility Radeon HD 4850 X2 vs AMD Radeon 540X Mobile

VS

ATI Mobility Radeon HD 4850 X2

AMD Radeon 540X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 X2 and 2GB VRAM Radeon 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 X2 's Advantages

Larger VRAM bandwidth (89.60GB/s vs 32.00GB/s)

288 additional rendering cores

AMD Radeon 540X Mobile 's Advantages

Released 10 years and 1 months late

Boost Clock1095MHz

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850 X2

0.8 TFLOPS

Radeon 540X Mobile +40%

1.121 TFLOPS

Mobility Radeon HD 4850 X2

VS

Radeon 540X Mobile

Graphics Card

Jan 2009

Release Date

Feb 2019

M9x

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1095 MHz

700 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

89.60GB/s

Bandwidth

32.00GB/s

Render Config

10

Compute Units

8

-

800

Shading Units

512

40

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

17.52 GPixel/s

20.00 GTexel/s

Texture Rate

35.04 GTexel/s

-

FP16 (half)

1121 GFLOPS

800.0 GFLOPS

FP32 (float)

1121 GFLOPS

160.0 GFLOPS

FP64 (double)

70.08 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

M98

GPU Name

Lexa

M98 L2 (216-0732019)

GPU Variant

Lexa PRO (215-0904018)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.956 billion

Transistors

2.2 billion

256 mm²

Die Size

103 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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