ATI Mobility Radeon HD 4550 vs AMD Radeon RX 640 Mobile

VS

ATI Mobility Radeon HD 4550

AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4550 and 2GB VRAM Radeon RX 640 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 640 Mobile 's Advantages

Released 9 years and 4 months late

Boost Clock1218MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (48.00GB/s vs 11.20GB/s)

560 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4550

0.088 TFLOPS

Radeon RX 640 Mobile +1671%

1.559 TFLOPS

Mobility Radeon HD 4550

VS

Radeon RX 640 Mobile

Graphics Card

Jan 2010

Release Date

May 2019

M9x

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1082 MHz

-

Boost Clock

1218 MHz

700 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

11.20GB/s

Bandwidth

48.00GB/s

Render Config

1

Compute Units

10

-

80

Shading Units

640

8

TMUs

40

4

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

19.49 GPixel/s

4.400 GTexel/s

Texture Rate

48.72 GTexel/s

-

FP16 (half)

1.559 TFLOPS

88.00 GFLOPS

FP32 (float)

1.559 TFLOPS

-

FP64 (double)

97.44 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

M93

GPU Name

Polaris 23

-

GPU Variant

Polaris 23 XT

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.242 billion

Transistors

2.2 billion

73 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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