NVIDIA GeForce RTX 3070 Mobile vs AMD Radeon HD 6490M

VS

NVIDIA GeForce RTX 3070 Mobile

AMD Radeon HD 6490M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 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 3070 Mobile 's Advantages

Released 10 years late

Boost Clock1560MHz

More VRAM (8GB vs 512GB)

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

4960 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3070 Mobile +6138%

15.97 TFLOPS

Radeon HD 6490M

0.256 TFLOPS

GeForce RTX 3070 Mobile

VS

Radeon HD 6490M

Graphics Card

Jan 2021

Release Date

Jan 2011

GeForce 30 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1110 MHz

Base Clock

-

1560 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

40

SM Count

-

5120

Shading Units

160

TMUs

8

80

ROPs

4

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

124.8 GPixel/s

Pixel Rate

3.200 GPixel/s

249.6 GTexel/s

Texture Rate

6.400 GTexel/s

15.97 TFLOPS

FP16 (half)

-

15.97 TFLOPS

FP32 (float)

256.0 GFLOPS

249.6 GFLOPS

FP64 (double)

-

Board Design

115W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

Seymour

GA104-770-A1

GPU Variant

Seymour XTX S3 (216-0809024)

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

0.37 billion

392 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

8.6

CUDA

-

6.6

Shader Model

5.0

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