AMD Radeon R9 M390X vs AMD Radeon RX 6550S

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M390X and 4GB VRAM Radeon RX 6550S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M390X 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 128.0GB/s)

1024 additional rendering cores

AMD Radeon RX 6550S 's Advantages

Released 7 years and 8 months late

Boost Clock2400MHz

Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)

Radeon R9 M390X

2.961 TFLOPS

Radeon RX 6550S +65%

4.915 TFLOPS

Radeon R9 M390X

VS

Radeon RX 6550S

Graphics Card

May 2015

Release Date

Jan 2023

Crystal System

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

2000 MHz

-

Boost Clock

2400 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

32

Compute Units

16

2048

Shading Units

1024

128

TMUs

64

32

ROPs

32

-

Tensor Cores

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

1024 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

76.80 GPixel/s

92.54 GTexel/s

Texture Rate

153.6 GTexel/s

2.961 TFLOPS

FP16 (half)

9.830 TFLOPS

2.961 TFLOPS

FP32 (float)

4.915 TFLOPS

185.1 GFLOPS

FP64 (double)

307.2 GFLOPS

Graphics Processor

Amethyst

GPU Name

Navi 24

Amethyst XT

GPU Variant

Navi 24

GCN 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

5 billion

Transistors

5.4 billion

366 mm²

Die Size

107 mm²

Board Design

75W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.2

1.2

Vulkan

1.3

-

CUDA

-

6.3

Shader Model

6.7

Related GPU Comparisons

1

AMD Radeon R9 M390X vs ATI Mobility Radeon HD 3470

2

AMD Radeon R9 M390X vs ATI Mobility Radeon X2300 HD

3

AMD Radeon R9 M390X vs ATI Mobility Radeon HD 5750

4

AMD Radeon R9 M390X vs AMD Radeon E9260 PCIe

5

AMD Radeon R9 M390X vs NVIDIA NVS 5200M

6

AMD Radeon R9 M390X vs AMD Radeon HD 6550M

7

AMD Radeon R9 M390X vs NVIDIA GeForce GTX 280M

8

AMD Radeon R9 M390X vs ATI Mobility Radeon HD 4860

9

AMD Radeon R9 M390X vs AMD Radeon HD 6610M

10

AMD Radeon R9 M390X vs NVIDIA GeForce GT 710M

Related News

1

New AMD Zen5 Ryzen 9000 Motherboards X870E/X870 to Adopt USB4! But You’ll Have to Wait Two More Months

2

Surpassing RTX 2050! Intel's Next-Gen Integrated Graphics Benchmark Closely Approaches AMD

3

New Benchmarks for AMD Ryzen AI 9 HX 370 Revealed: Single-Core Parity with R9 7945HX3D, Multi-Core Still Lower

4

X3D Performance Beyond Words! AMD Ryzen 7 9700X May Unlock Power Consumption: From 65W to 120W

5

First Benchmark Leak of Intel Core Ultra 7 268V: Single-Core Performance Soars by 20%, Still Lags Behind AMD

6

NVIDIA Grace CPU Benchmark Results Released, Stunning Performance

7

Minisforum Launches UM890 Pro Mini PC with R9 8945HS and Dual USB4 Ports

8

Does the Apple A18 Neural Engine Boast Superior Performance? Computational Power May Surpass M4 Chip

9

AMD's Commitment to Pioneering Each Generation with Cutting-Edge Process Technology and Continuous Innovation in Design, Packaging, and Assembly

10

NVIDIA to Ramp Up Orders and Add New Suppliers to Meet Explosive Demand for Blackwell Products