AMD Radeon 550X vs NVIDIA GeForce 6800 XT

VS

AMD Radeon 550X

NVIDIA GeForce 6800 XT

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550X 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 550X 's Advantages

Released 13 years and 6 months late

Boost Clock1218MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (112.0GB/s vs 38.40GB/s)

512 additional rendering cores

Score

Radeon 550X

VS

GeForce 6800 XT

Graphics Card

Mar 2019

Release Date

Sep 2005

Polaris

Generation

GeForce 6 AGP

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

AGP 8x

Clock Speeds

1082 MHz

Base Clock

-

1218 MHz

Boost Clock

-

1750 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

112.0GB/s

Bandwidth

38.40GB/s

Render Config

8

Compute Units

-

512

Shading Units

-

32

TMUs

12

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

19.49 GPixel/s

Pixel Rate

3.600 GPixel/s

38.98 GTexel/s

Texture Rate

5.400 GTexel/s

1247 GFLOPS

FP16 (half)

-

1247 GFLOPS

FP32 (float)

-

77.95 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

Unknown

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

1x Molex

Graphics Processor

Lexa

GPU Name

NV42

Lexa PRO (215-0904018)

GPU Variant

6800 XT

GCN 4.0

Architecture

Curie

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

110 nm

2.2 billion

Transistors

0.202 billion

103 mm²

Die Size

222 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

6.4

Shader Model

3.0

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