NVIDIA GeForce RTX 5090 Mobile vs AMD Radeon HD 8970M

VS

NVIDIA GeForce RTX 5090 Mobile

AMD Radeon HD 8970M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5090 Mobile and 4GB VRAM Radeon HD 8970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 Mobile 's Advantages

Released 11 years and 8 months late

Boost Clock has increased by 122% (2000MHz vs 900MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (1.01TB/s vs 153.6GB/s)

9472 additional rendering cores

AMD Radeon HD 8970M 's Advantages

Lower TDP (100W vs 175W)

Score

Benchmark

FP32 (float)

GeForce RTX 5090 Mobile +1766%

43.01 TFLOPS

Radeon HD 8970M

2.304 TFLOPS

GeForce RTX 5090 Mobile

VS

Radeon HD 8970M

Graphics Card

Jan 2025

Release Date

May 2013

GeForce 50 Mobile

Generation

Solar System

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

850 MHz

2000 MHz

Boost Clock

900 MHz

2500 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

4GB

GDDR7

Memory Type

GDDR5

256bit

Memory Bus

256bit

1.01TB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

84

SM Count

-

10752

Shading Units

1280

336

TMUs

80

128

ROPs

32

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

512 KB

-

Theoretical Performance

256.0 GPixel/s

Pixel Rate

28.80 GPixel/s

672.0 GTexel/s

Texture Rate

72.00 GTexel/s

43.01 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

2.304 TFLOPS

672.0 GFLOPS

FP64 (double)

144.0 GFLOPS

Board Design

175W

TDP

100W

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GB203

GPU Name

Neptune

-

GPU Variant

Neptune XT (216-0847000)

Blackwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

2.8 billion

377 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

10.1

CUDA

-

6.8

Shader Model

5.1

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1

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2

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3

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4

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6

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8

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9

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10

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