AMD Radeon HD 7670M vs AMD Radeon RX 6600M

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7670M 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 HD 7670M 's Advantages

Lower TDP (20W vs 100W)

AMD Radeon RX 6600M 's Advantages

Released 9 years and 3 months late

Boost Clock2416MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (224.0GB/s vs 28.80GB/s)

1312 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670M

0.576 TFLOPS

Radeon RX 6600M +1403%

8.659 TFLOPS

Radeon HD 7670M

VS

Radeon RX 6600M

Graphics Card

Feb 2012

Release Date

May 2021

London

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2068 MHz

-

Boost Clock

2416 MHz

900 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

6

Compute Units

28

480

Shading Units

1792

24

TMUs

112

16

ROPs

64

-

Tensor Cores

-

RT Cores

28

8 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

Theoretical Performance

9.600 GPixel/s

Pixel Rate

154.6 GPixel/s

14.40 GTexel/s

Texture Rate

270.6 GTexel/s

-

FP16 (half)

17.32 TFLOPS

576.0 GFLOPS

FP32 (float)

8.659 TFLOPS

-

FP64 (double)

541.2 GFLOPS

Graphics Processor

Thames

GPU Name

Navi 23

Thames XT (216-0833000)

GPU Variant

-

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.716 billion

Transistors

11.06 billion

104 mm²

Die Size

237 mm²

Board Design

20W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.5

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