AMD Radeon HD 7970M vs AMD Radeon RX 6550S

VS

AMD Radeon HD 7970M

AMD Radeon RX 6550S

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 4GB VRAM Radeon RX 6550S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 128.0GB/s)

256 additional rendering cores

AMD Radeon RX 6550S 's Advantages

Released 10 years and 9 months late

Boost Clock2400MHz

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M

2.176 TFLOPS

Radeon RX 6550S +125%

4.915 TFLOPS

Radeon HD 7970M

VS

Radeon RX 6550S

Graphics Card

Apr 2012

Release Date

Jan 2023

London

Generation

Navi Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

2000 MHz

-

Boost Clock

2400 MHz

1200 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

128.0GB/s

Render Config

20

Compute Units

16

-

1280

Shading Units

1024

80

TMUs

64

32

ROPs

32

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

76.80 GPixel/s

68.00 GTexel/s

Texture Rate

153.6 GTexel/s

-

FP16 (half)

9.830 TFLOPS

2.176 TFLOPS

FP32 (float)

4.915 TFLOPS

136.0 GFLOPS

FP64 (double)

307.2 GFLOPS

Board Design

100W

TDP

50W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Wimbledon

GPU Name

Navi 24

Wimbledon XT (216-0836036)

GPU Variant

Navi 24

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

2.8 billion

Transistors

5.4 billion

212 mm²

Die Size

107 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.2

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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