AMD Radeon 625 Mobile vs AMD Radeon RX 6600M

VS

AMD Radeon 625 Mobile

AMD Radeon RX 6600M

We compared two Mobile platform GPUs: 2GB VRAM Radeon 625 Mobile and 8GB VRAM Radeon RX 6600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 625 Mobile 's Advantages

Lower TDP (50W vs 100W)

AMD Radeon RX 6600M 's Advantages

Released 2 years late

Boost Clock has increased by 136% (2416MHz vs 1024MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 14.40GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 625 Mobile

0.786 TFLOPS

Radeon RX 6600M +1001%

8.659 TFLOPS

Radeon 625 Mobile

VS

Radeon RX 6600M

Graphics Card

May 2019

Release Date

May 2021

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

730 MHz

Base Clock

2068 MHz

1024 MHz

Boost Clock

2416 MHz

900 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

224.0GB/s

Render Config

6

Compute Units

28

-

384

Shading Units

1792

24

TMUs

112

8

ROPs

64

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

8.192 GPixel/s

Pixel Rate

154.6 GPixel/s

24.58 GTexel/s

Texture Rate

270.6 GTexel/s

786.4 GFLOPS

FP16 (half)

17.32 TFLOPS

786.4 GFLOPS

FP32 (float)

8.659 TFLOPS

49.15 GFLOPS

FP64 (double)

541.2 GFLOPS

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 24

GPU Name

Navi 23

Polaris 24 XT (216-0867030)

GPU Variant

-

GCN 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.55 billion

Transistors

11.06 billion

125 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

6.3

Shader Model

6.5

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