AMD Radeon RX 7700S vs AMD Radeon R9 M390 Mac Edition

VS

AMD Radeon RX 7700S

AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7700S and 2GB VRAM Radeon R9 M390 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700S 's Advantages

Released 7 years and 8 months late

Boost Clock2500MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 174.7GB/s)

1024 additional rendering cores

AMD Radeon R9 M390 Mac Edition 's Advantages

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 7700S +943%

20.48 TFLOPS

Radeon R9 M390 Mac Edition

1.962 TFLOPS

Radeon RX 7700S

VS

Radeon R9 M390 Mac Edition

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

1500 MHz

Base Clock

-

2500 MHz

Boost Clock

-

2250 MHz

Memory Clock

1365 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

288.0GB/s

Bandwidth

174.7GB/s

Render Config

32

Compute Units

16

-

2048

Shading Units

1024

128

TMUs

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

160.0 GPixel/s

Pixel Rate

30.66 GPixel/s

320.0 GTexel/s

Texture Rate

61.31 GTexel/s

40.96 TFLOPS

FP16 (half)

-

20.48 TFLOPS

FP32 (float)

1.962 TFLOPS

640.0 GFLOPS

FP64 (double)

122.6 GFLOPS

Board Design

100W

TDP

80W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 33

GPU Name

Pitcairn

Navi 33 XT

GPU Variant

Pitcairn PRO (215-0828062)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

13.3 billion

Transistors

2.8 billion

204 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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