AMD Radeon RX 6800 XT vs NVIDIA GeForce 9800 GX2

VS

AMD Radeon RX 6800 XT

NVIDIA GeForce 9800 GX2

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 512MB VRAM GeForce 9800 GX2 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 7 months late

Boost Clock2250MHz

More VRAM (16GB vs 512GB)

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

4480 additional rendering cores

NVIDIA GeForce 9800 GX2 's Advantages

Lower TDP (197W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT +5301%

20.74 TFLOPS

GeForce 9800 GX2

0.384 TFLOPS

Radeon RX 6800 XT

VS

GeForce 9800 GX2

Graphics Card

Oct 2020

Release Date

Mar 2008

Navi II

Generation

GeForce 9

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

1000 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

64.00GB/s

Render Config

72

Compute Units

-

SM Count

16

4608

Shading Units

128

288

TMUs

64

128

ROPs

16

-

72

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

64 KB

128 MB

L3 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

9.600 GPixel/s

648.0 GTexel/s

Texture Rate

38.40 GTexel/s

41.47 TFLOPS

FP16 (half)

-

20.74 TFLOPS

FP32 (float)

384.0 GFLOPS

1296 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

197W

700 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x HDMI

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 21

GPU Name

G92

Navi 21 XT (215-121000177)

GPU Variant

G92-450-A2

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

26.8 billion

Transistors

0.754 billion

520 mm²

Die Size

324 mm²

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

1.1

6.5

Shader Model

4.0

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