AMD Radeon RX 6600M vs AMD Radeon Pro 460

VS

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 4GB VRAM Radeon Pro 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

Released 4 years and 7 months late

Boost Clock has increased by 166% (2416MHz vs 907MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 81.28GB/s)

768 additional rendering cores

AMD Radeon Pro 460 's Advantages

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600M +366%

8.659 TFLOPS

Radeon Pro 460

1.858 TFLOPS

Radeon RX 6600M

VS

Radeon Pro 460

Graphics Card

May 2021

Release Date

Oct 2016

Mobility Radeon

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

2068 MHz

Base Clock

850 MHz

2416 MHz

Boost Clock

907 MHz

1750 MHz

Memory Clock

1270 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

81.28GB/s

Render Config

-

SM Count

-

28

Compute Units

16

1792

Shading Units

1024

112

TMUs

64

ROPs

16

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

14.51 GPixel/s

270.6 GTexel/s

Texture Rate

58.05 GTexel/s

17.32 TFLOPS

FP16 (half)

1.858 TFLOPS

8.659 TFLOPS

FP32 (float)

1.858 TFLOPS

541.2 GFLOPS

FP64 (double)

116.1 GFLOPS

Graphics Processor

Navi 23

GPU Name

Baffin

-

GPU Variant

Baffin XT

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

3 billion

237 mm²

Die Size

123 mm²

Board Design

100W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

6.4

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