AMD Radeon HD 8670M vs AMD Radeon RX 6550M

VS

AMD Radeon HD 8670M

AMD Radeon RX 6550M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 4GB VRAM Radeon RX 6550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6550M 's Advantages

Released 9 years and 10 months late

Boost Clock has increased by 191% (2840MHz vs 975MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (144.0GB/s vs 14.40GB/s)

704 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

Radeon RX 6550M +832%

5.816 TFLOPS

Radeon HD 8670M

VS

Radeon RX 6550M

Graphics Card

Mar 2013

Release Date

Jan 2023

Solar System

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

925 MHz

Base Clock

2000 MHz

975 MHz

Boost Clock

2840 MHz

900 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

144.0GB/s

Render Config

5

Compute Units

16

-

320

Shading Units

1024

20

TMUs

64

8

ROPs

32

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

7.800 GPixel/s

Pixel Rate

90.88 GPixel/s

19.50 GTexel/s

Texture Rate

181.8 GTexel/s

-

FP16 (half)

11.63 TFLOPS

624.0 GFLOPS

FP32 (float)

5.816 TFLOPS

39.00 GFLOPS

FP64 (double)

363.5 GFLOPS

Board Design

Unknown

TDP

80W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

Navi 24

Sun S3 XT (216-0841009)

GPU Variant

Navi 24

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

0.69 billion

Transistors

5.4 billion

56 mm²

Die Size

107 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.2

1.2.170

Vulkan

1.3

-

6.5 (5.1)

Shader Model

6.7

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