AMD Radeon R9 M390 Mac Edition vs AMD Radeon RX 6700M

VS

AMD Radeon R9 M390 Mac Edition AMD Radeon RX 6700M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 10GB VRAM Radeon RX 6700M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M390 Mac Edition 's Advantages

Lower TDP (80W vs 135W)

AMD Radeon RX 6700M 's Advantages

Released 6 years late

Boost Clock2400MHz

More VRAM (10GB vs 2GB)

Larger VRAM bandwidth (320.0GB/s vs 174.7GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition

1.962 TFLOPS

Radeon RX 6700M +463%

11.06 TFLOPS

Radeon R9 M390 Mac Edition

VS

Radeon RX 6700M

Graphics Card

May 2015

Release Date

May 2021

Crystal System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1489 MHz

-

Boost Clock

2400 MHz

1365 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

10GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

160bit

174.7GB/s

Bandwidth

320.0GB/s

Render Config

-

SM Count

-

16

Compute Units

36

1024

Shading Units

2304

64

TMUs

144

32

ROPs

64

-

Tensor Cores

-

RT Cores

36

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

3 MB

Theoretical Performance

30.66 GPixel/s

Pixel Rate

153.6 GPixel/s

61.31 GTexel/s

Texture Rate

345.6 GTexel/s

-

FP16 (half)

22.12 TFLOPS

1.962 TFLOPS

FP32 (float)

11.06 TFLOPS

122.6 GFLOPS

FP64 (double)

691.2 GFLOPS

Graphics Processor

Pitcairn

GPU Name

Navi 22

Pitcairn PRO (215-0828062)

GPU Variant

Navi 22

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

17.2 billion

212 mm²

Die Size

335 mm²

Board Design

80W

TDP

135W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.5

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