AMD Radeon RX 6600M vs AMD Radeon RX 7700S

VS

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 8GB VRAM Radeon RX 7700S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700S 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 3% (2500MHz vs 2416MHz)

Larger VRAM bandwidth (288.0GB/s vs 224.0GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600M

8.659 TFLOPS

Radeon RX 7700S +136%

20.48 TFLOPS

Radeon RX 6600M

VS

Radeon RX 7700S

Graphics Card

May 2021

Release Date

Jan 2023

Mobility Radeon

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

2068 MHz

Base Clock

1500 MHz

2416 MHz

Boost Clock

2500 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

288.0GB/s

Render Config

-

SM Count

-

28

Compute Units

32

1792

Shading Units

2048

112

TMUs

128

64

ROPs

64

-

Tensor Cores

-

28

RT Cores

32

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

160.0 GPixel/s

270.6 GTexel/s

Texture Rate

320.0 GTexel/s

17.32 TFLOPS

FP16 (half)

40.96 TFLOPS

8.659 TFLOPS

FP32 (float)

20.48 TFLOPS

541.2 GFLOPS

FP64 (double)

640.0 GFLOPS

Graphics Processor

Navi 23

GPU Name

Navi 33

-

GPU Variant

Navi 33 XT

RDNA 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

6 nm

11.06 billion

Transistors

13.3 billion

237 mm²

Die Size

204 mm²

Board Design

100W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.7

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