AMD Radeon RX 6800 XT vs NVIDIA GeForce GTX 280

VS

AMD Radeon RX 6800 XT NVIDIA GeForce GTX 280

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 1024MB VRAM GeForce GTX 280 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 12 years and 4 months late

Boost Clock2250MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (512.0GB/s vs 141.7GB/s)

4368 additional rendering cores

NVIDIA GeForce GTX 280 's Advantages

Lower TDP (236W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT +3234%

20.74 TFLOPS

GeForce GTX 280

0.622 TFLOPS

Radeon RX 6800 XT

VS

GeForce GTX 280

Graphics Card

Oct 2020

Release Date

Jun 2008

Navi II

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2250 MHz

Boost Clock

-

2000 MHz

Memory Clock

1107 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

512bit

512.0GB/s

Bandwidth

141.7GB/s

Render Config

-

SM Count

30

72

Compute Units

-

4608

Shading Units

240

288

TMUs

80

128

ROPs

32

-

Tensor Cores

-

72

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

256 KB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

19.26 GPixel/s

648.0 GTexel/s

Texture Rate

48.16 GTexel/s

41.47 TFLOPS

FP16 (half)

-

20.74 TFLOPS

FP32 (float)

622.1 GFLOPS

1296 GFLOPS

FP64 (double)

77.76 GFLOPS

Graphics Processor

Navi 21

GPU Name

GT200

Navi 21 XT (215-121000177)

GPU Variant

G200-300-A2

RDNA 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

26.8 billion

Transistors

1.4 billion

520 mm²

Die Size

576 mm²

Board Design

300W

TDP

236W

700 W

Suggested PSU

550 W

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

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.3

6.5

Shader Model

4.0

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