NVIDIA GeForce RTX 2080 Mobile vs AMD Radeon HD 6490M

VS

NVIDIA GeForce RTX 2080 Mobile

AMD Radeon HD 6490M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Mobile and 512MB VRAM Radeon HD 6490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Released 8 years late

Boost Clock1590MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 25.60GB/s)

2784 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Mobile +3557%

9.362 TFLOPS

Radeon HD 6490M

0.256 TFLOPS

GeForce RTX 2080 Mobile

VS

Radeon HD 6490M

Graphics Card

Jan 2019

Release Date

Jan 2011

GeForce 20 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1380 MHz

Base Clock

-

1590 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

2

46

SM Count

-

2944

Shading Units

160

184

TMUs

8

64

ROPs

4

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

101.8 GPixel/s

Pixel Rate

3.200 GPixel/s

292.6 GTexel/s

Texture Rate

6.400 GTexel/s

18.72 TFLOPS

FP16 (half)

-

9.362 TFLOPS

FP32 (float)

256.0 GFLOPS

292.6 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

TU104

GPU Name

Seymour

N18E-G3-A1

GPU Variant

Seymour XTX S3 (216-0809024)

Turing

Architecture

TeraScale 2

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

13.6 billion

Transistors

0.37 billion

545 mm²

Die Size

67 mm²

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

7.5

CUDA

-

6.6

Shader Model

5.0

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