NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon HD 6870M

VS

NVIDIA GeForce RTX 3080 Ti Mobile

AMD Radeon HD 6870M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 1024MB VRAM Radeon HD 6870M 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 11 years late

Boost Clock1260MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 64.00GB/s)

6624 additional rendering cores

AMD Radeon HD 6870M 's Advantages

Lower TDP (50W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Mobile +1632%

18.71 TFLOPS

Radeon HD 6870M

1.08 TFLOPS

GeForce RTX 3080 Ti Mobile

VS

Radeon HD 6870M

Graphics Card

Jan 2022

Release Date

Jan 2011

GeForce 30 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

810 MHz

Base Clock

-

1260 MHz

Boost Clock

-

2000 MHz

Memory Clock

1000 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

58

SM Count

-

7424

Shading Units

800

232

TMUs

40

96

ROPs

16

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

10.80 GPixel/s

292.3 GTexel/s

Texture Rate

27.00 GTexel/s

18.71 TFLOPS

FP16 (half)

-

18.71 TFLOPS

FP32 (float)

1080 GFLOPS

292.3 GFLOPS

FP64 (double)

-

Board Design

115W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA103S

GPU Name

Granville

GN20-E8-A1

GPU Variant

Granville XT (216-0769024)

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

Unknown

Transistors

1.04 billion

496 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

-

6.5

Shader Model

5.0

Related GPU Comparisons

1

NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce RTX 2050 Mobile

2

NVIDIA GeForce RTX 3080 Ti Mobile vs ATI Mobility Radeon HD 4330

3

NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce RTX 4050 Max-Q

4

NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce GTX 1070 Mobile

5

NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon RX 7600M

6

NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce GTX 1050 Mobile

7

NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce 310M

8

NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce GT 645M

9

NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce GT 640M

10

NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon R5 M420

Related News

1

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

2

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

3

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

4

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

5

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

6

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

7

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

8

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

9

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU