NVIDIA GeForce RTX 5090 Mobile vs AMD Radeon HD 8690M

VS

NVIDIA GeForce RTX 5090 Mobile

AMD Radeon HD 8690M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5090 Mobile and 2GB VRAM Radeon HD 8690M 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 10 months late

Boost Clock has increased by 105% (2000MHz vs 975MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1.01TB/s vs 32.00GB/s)

10432 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 5090 Mobile +6792%

43.01 TFLOPS

Radeon HD 8690M

0.624 TFLOPS

GeForce RTX 5090 Mobile

VS

Radeon HD 8690M

Graphics Card

Jan 2025

Release Date

Mar 2013

GeForce 50 Mobile

Generation

Solar System

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1500 MHz

Base Clock

925 MHz

2000 MHz

Boost Clock

975 MHz

2500 MHz

Memory Clock

1000 MHz

Memory

16GB

Memory Size

2GB

GDDR7

Memory Type

GDDR5

256bit

Memory Bus

64bit

1.01TB/s

Bandwidth

32.00GB/s

Render Config

-

Compute Units

5

84

SM Count

-

10752

Shading Units

320

336

TMUs

20

128

ROPs

8

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

128 KB

-

Theoretical Performance

256.0 GPixel/s

Pixel Rate

7.800 GPixel/s

672.0 GTexel/s

Texture Rate

19.50 GTexel/s

43.01 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

624.0 GFLOPS

672.0 GFLOPS

FP64 (double)

39.00 GFLOPS

Board Design

175W

TDP

Unknown

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GB203

GPU Name

Sun

-

GPU Variant

Sun S3 XT (216-0841009)

Blackwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

0.69 billion

377 mm²

Die Size

56 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

10.1

CUDA

-

6.8

Shader Model

6.5 (5.1)

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