AMD Radeon Pro 555X vs AMD Radeon Pro 450

VS

AMD Radeon Pro 555X

AMD Radeon Pro 450

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 2GB VRAM Radeon Pro 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages

Released 1 years and 9 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (94.08GB/s vs 81.28GB/s)

128 additional rendering cores

AMD Radeon Pro 450 's Advantages

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X +36%

1.393 TFLOPS

Radeon Pro 450

1.024 TFLOPS

Radeon Pro 555X

VS

Radeon Pro 450

Graphics Card

Jul 2018

Release Date

Oct 2016

Radeon Pro Mac

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

1470 MHz

Memory Clock

1270 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

94.08GB/s

Bandwidth

81.28GB/s

Render Config

12

Compute Units

10

-

768

Shading Units

640

48

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

12.80 GPixel/s

43.54 GTexel/s

Texture Rate

32.00 GTexel/s

1393 GFLOPS

FP16 (half)

1024 GFLOPS

1393 GFLOPS

FP32 (float)

1024 GFLOPS

87.07 GFLOPS

FP64 (double)

64.00 GFLOPS

Board Design

75W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

Baffin

Polaris 21 PRO

GPU Variant

Baffin LE

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

3 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

Related GPU Comparisons

1

AMD Radeon Pro 555X vs AMD Radeon HD 7490M

2

AMD Radeon Pro 555X vs AMD Radeon R9 M380

3

AMD Radeon Pro 555X vs NVIDIA GeForce MX450 30.5W 8Gbps

4

AMD Radeon Pro 555X vs AMD Radeon R9 A375

5

AMD Radeon Pro 555X vs ATI Mobility Radeon HD 4550

6

AMD Radeon Pro 555X vs AMD FirePro W5130M

7

AMD Radeon Pro 555X vs ATI Mobility Radeon HD 2400 XT Mac Edition

8

AMD Radeon Pro 555X vs NVIDIA GeForce RTX 4080 Mobile

9

AMD Radeon Pro 555X vs AMD Radeon E6760 PCIe

10

AMD Radeon Pro 555X vs NVIDIA GeForce GT 330M

Related News

1

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

2

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

3

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

4

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

5

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

6

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game