NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon HD 7690M XT

VS

NVIDIA GeForce RTX 3080 Ti Mobile AMD Radeon HD 7690M XT

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 2GB VRAM Radeon HD 7690M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 9 years late

Boost Clock1260MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 57.60GB/s)

6944 additional rendering cores

AMD Radeon HD 7690M XT 's Advantages

Lower TDP (25W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Mobile +2588%

18.71 TFLOPS

Radeon HD 7690M XT

0.696 TFLOPS

GeForce RTX 3080 Ti Mobile

VS

Radeon HD 7690M XT

Graphics Card

Jan 2022

Release Date

Jan 2013

GeForce 30 Mobile

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

810 MHz

Base Clock

-

1260 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

57.60GB/s

Render Config

58

SM Count

-

Compute Units

6

7424

Shading Units

480

232

TMUs

24

96

ROPs

8

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

256 KB

Theoretical Performance

121.0 GPixel/s

Pixel Rate

5.800 GPixel/s

292.3 GTexel/s

Texture Rate

17.40 GTexel/s

18.71 TFLOPS

FP16 (half)

-

18.71 TFLOPS

FP32 (float)

696.0 GFLOPS

292.3 GFLOPS

FP64 (double)

-

Graphics Processor

GA103S

GPU Name

Thames

GN20-E8-A1

GPU Variant

Thames XTX

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

Unknown

Transistors

0.716 billion

496 mm²

Die Size

104 mm²

Board Design

115W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.6

CUDA

-

6.5

Shader Model

5.0

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