AMD Radeon RX 7600M XT vs AMD Radeon R9 M390X

VS

AMD Radeon RX 7600M XT

AMD Radeon R9 M390X

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

Main Differences

AMD Radeon RX 7600M XT 's Advantages

Released 7 years and 8 months late

Boost Clock2469MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (288.0GB/s vs 160.0GB/s)

AMD Radeon R9 M390X 's Advantages

Lower TDP (75W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 7600M XT +583%

20.23 TFLOPS

Radeon R9 M390X

2.961 TFLOPS

Radeon RX 7600M XT

VS

Radeon R9 M390X

Graphics Card

Jan 2023

Release Date

May 2015

Navi Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1280 MHz

Base Clock

-

2469 MHz

Boost Clock

-

2250 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

288.0GB/s

Bandwidth

160.0GB/s

Render Config

32

Compute Units

32

-

2048

Shading Units

2048

128

TMUs

128

64

ROPs

32

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

158.0 GPixel/s

Pixel Rate

23.14 GPixel/s

316.0 GTexel/s

Texture Rate

92.54 GTexel/s

40.45 TFLOPS

FP16 (half)

2.961 TFLOPS

20.23 TFLOPS

FP32 (float)

2.961 TFLOPS

632.1 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

120W

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 33

GPU Name

Amethyst

Navi 33 XTM

GPU Variant

Amethyst XT

RDNA 3.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

13.3 billion

Transistors

5 billion

204 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.0

1.3

Vulkan

1.2

-

6.7

Shader Model

6.3

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