AMD Radeon HD 7970M vs AMD Radeon RX 5500M

VS

AMD Radeon HD 7970M

AMD Radeon RX 5500M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 4GB VRAM Radeon RX 5500M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5500M 's Advantages

Released 7 years and 6 months late

Boost Clock1645MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 153.6GB/s)

128 additional rendering cores

Lower TDP (85W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M

2.176 TFLOPS

Radeon RX 5500M +112%

4.632 TFLOPS

Radeon HD 7970M

VS

Radeon RX 5500M

Graphics Card

Apr 2012

Release Date

Oct 2019

London

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1375 MHz

-

Boost Clock

1645 MHz

1200 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

224.0GB/s

Render Config

20

Compute Units

22

-

1280

Shading Units

1408

80

TMUs

88

32

ROPs

32

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

2 MB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

52.64 GPixel/s

68.00 GTexel/s

Texture Rate

144.8 GTexel/s

-

FP16 (half)

9.265 TFLOPS

2.176 TFLOPS

FP32 (float)

4.632 TFLOPS

136.0 GFLOPS

FP64 (double)

289.5 GFLOPS

Board Design

100W

TDP

85W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Wimbledon

GPU Name

Navi 14

Wimbledon XT (216-0836036)

GPU Variant

Navi 14 XTM

GCN 1.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

6.4 billion

212 mm²

Die Size

158 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.5

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