NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce 6800 XT

VS

NVIDIA GeForce RTX 3080 Ti

NVIDIA GeForce 6800 XT

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 256MB VRAM GeForce 6800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Released 15 years and 8 months late

Boost Clock1665MHz

More VRAM (12GB vs 256GB)

Larger VRAM bandwidth (912.4GB/s vs 38.40GB/s)

10240 additional rendering cores

Score

GeForce RTX 3080 Ti

VS

GeForce 6800 XT

Graphics Card

May 2021

Release Date

Sep 2005

GeForce 30

Generation

GeForce 6 AGP

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

AGP 8x

Clock Speeds

1365 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

600 MHz

Memory

12GB

Memory Size

256MB

GDDR6X

Memory Type

GDDR3

384bit

Memory Bus

256bit

912.4GB/s

Bandwidth

38.40GB/s

Render Config

-

80

SM Count

-

10240

Shading Units

-

320

TMUs

12

112

ROPs

8

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

-

6 MB

L2 Cache

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

3.600 GPixel/s

532.8 GTexel/s

Texture Rate

5.400 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

-

532.8 GFLOPS

FP64 (double)

-

Board Design

350W

TDP

Unknown

750 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 12-pin

Power Connectors

1x Molex

Graphics Processor

GA102

GPU Name

NV42

GA102-225-A1

GPU Variant

6800 XT

Ampere

Architecture

Curie

Samsung

Foundry

TSMC

8 nm

Process Size

110 nm

28.3 billion

Transistors

0.202 billion

628 mm²

Die Size

222 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

3.0

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