NVIDIA GeForce RTX 3070 Mobile vs AMD Radeon HD 6830M

VS

NVIDIA GeForce RTX 3070 Mobile

AMD Radeon HD 6830M

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 Mobile and 1024MB VRAM Radeon HD 6830M 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 1024GB)

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

4320 additional rendering cores

AMD Radeon HD 6830M 's Advantages

Lower TDP (39W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3070 Mobile +1635%

15.97 TFLOPS

Radeon HD 6830M

0.92 TFLOPS

GeForce RTX 3070 Mobile

VS

Radeon HD 6830M

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

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

10

40

SM Count

-

5120

Shading Units

800

160

TMUs

40

80

ROPs

16

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

124.8 GPixel/s

Pixel Rate

9.200 GPixel/s

249.6 GTexel/s

Texture Rate

23.00 GTexel/s

15.97 TFLOPS

FP16 (half)

-

15.97 TFLOPS

FP32 (float)

920.0 GFLOPS

249.6 GFLOPS

FP64 (double)

-

Board Design

115W

TDP

39W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

Granville

GA104-770-A1

GPU Variant

Granville LP

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

1.04 billion

392 mm²

Die Size

166 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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