AMD Radeon HD 8690M vs NVIDIA GeForce RTX 4090 Mobile

VS

AMD Radeon HD 8690M

NVIDIA GeForce RTX 4090 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8690M and 16GB VRAM GeForce RTX 4090 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Mobile 's Advantages

Released 9 years and 10 months late

Boost Clock has increased by 74% (1695MHz vs 975MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 32.00GB/s)

9408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8690M

0.624 TFLOPS

GeForce RTX 4090 Mobile +5185%

32.98 TFLOPS

Radeon HD 8690M

VS

GeForce RTX 4090 Mobile

Graphics Card

Mar 2013

Release Date

Jan 2023

Solar System

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

925 MHz

Base Clock

1335 MHz

975 MHz

Boost Clock

1695 MHz

1000 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

32.00GB/s

Bandwidth

576.0GB/s

Render Config

5

Compute Units

-

SM Count

76

320

Shading Units

9728

20

TMUs

304

8

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

16 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

64 MB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

189.8 GPixel/s

19.50 GTexel/s

Texture Rate

515.3 GTexel/s

-

FP16 (half)

32.98 TFLOPS

624.0 GFLOPS

FP32 (float)

32.98 TFLOPS

39.00 GFLOPS

FP64 (double)

515.3 GFLOPS

Board Design

Unknown

TDP

80-150W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

AD103

Sun S3 XT (216-0841009)

GPU Variant

GN21-X11

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

0.69 billion

Transistors

45.9 billion

56 mm²

Die Size

379 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.9

6.5 (5.1)

Shader Model

6.8

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