AMD Radeon RX 6800 XT vs NVIDIA GeForce 6800 XT

VS

AMD Radeon RX 6800 XT

NVIDIA GeForce 6800 XT

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 256MB VRAM GeForce 6800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

Released 15 years and 1 months late

Boost Clock2250MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (512.0GB/s vs 38.40GB/s)

4608 additional rendering cores

Score

Radeon RX 6800 XT

VS

GeForce 6800 XT

Graphics Card

Oct 2020

Release Date

Sep 2005

Navi II

Generation

GeForce 6 AGP

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

AGP 8x

Clock Speeds

1825 MHz

Base Clock

-

2250 MHz

Boost Clock

-

2000 MHz

Memory Clock

600 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

38.40GB/s

Render Config

72

Compute Units

-

4608

Shading Units

-

288

TMUs

12

128

ROPs

8

-

72

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

-

128 MB

L3 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

3.600 GPixel/s

648.0 GTexel/s

Texture Rate

5.400 GTexel/s

41.47 TFLOPS

FP16 (half)

-

20.74 TFLOPS

FP32 (float)

-

1296 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

Unknown

700 W

Suggested PSU

200 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

1x Molex

Graphics Processor

Navi 21

GPU Name

NV42

Navi 21 XT (215-121000177)

GPU Variant

6800 XT

RDNA 2.0

Architecture

Curie

TSMC

Foundry

TSMC

7 nm

Process Size

110 nm

26.8 billion

Transistors

0.202 billion

520 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)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

3.0

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