AMD Radeon R9 M390X vs AMD Radeon RX 7600M

VS

AMD Radeon R9 M390X

AMD Radeon RX 7600M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M390X and 8GB VRAM AMD Radeon RX 7600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M390X 's Advantages

256 additional rendering cores

Lower TDP (75W vs 90W)

AMD Radeon RX 7600M 's Advantages

Released 7 years and 8 months late

Boost Clock2410MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)

Score

Benchmark

FP32 (float)

Radeon R9 M390X

2.961 TFLOPS

AMD Radeon RX 7600M +483%

17.27 TFLOPS

Radeon R9 M390X

VS

AMD Radeon RX 7600M

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 x16

Clock Speeds

-

Base Clock

1500 MHz

-

Boost Clock

2410 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

256.0GB/s

Render Config

32

Compute Units

28

-

2048

Shading Units

1792

128

TMUs

112

32

ROPs

64

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

154.2 GPixel/s

92.54 GTexel/s

Texture Rate

269.9 GTexel/s

2.961 TFLOPS

FP16 (half)

34.55 TFLOPS

2.961 TFLOPS

FP32 (float)

17.27 TFLOPS

185.1 GFLOPS

FP64 (double)

539.8 GFLOPS

Board Design

75W

TDP

90W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Amethyst

GPU Name

Navi 33

Amethyst XT

GPU Variant

Navi 33 LE

GCN 3.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

5 billion

Transistors

13.3 billion

366 mm²

Die Size

204 mm²

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

-

6.3

Shader Model

6.7

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