NVIDIA PG506 242 vs AMD Radeon RX 6600 XT

VS

NVIDIA PG506 242

AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 24GB VRAM PG506 242 and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA PG506 242 's Advantages

More VRAM (24GB vs 8GB)

Larger VRAM bandwidth (933.1GB/s vs 256.0GB/s)

1536 additional rendering cores

AMD Radeon RX 6600 XT 's Advantages

Boost Clock has increased by 80% (2589MHz vs 1440MHz)

Lower TDP (160W vs 165W)

Score

Benchmark

FP32 (float)

PG506 242

10.32 TFLOPS

Radeon RX 6600 XT +2%

10.6 TFLOPS

PG506 242

VS

Radeon RX 6600 XT

Graphics Card

Apr 2021

Release Date

Jul 2021

Tesla

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

930 MHz

Base Clock

1968 MHz

1440 MHz

Boost Clock

2589 MHz

1215 MHz

Memory Clock

2000 MHz

Memory

24GB

Memory Size

8GB

HBM2

Memory Type

GDDR6

3072bit

Memory Bus

128bit

933.1GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

32

56

SM Count

-

3584

Shading Units

2048

224

TMUs

128

96

ROPs

64

224

Tensor Cores

-

RT Cores

32

192 KB (per SM)

L1 Cache

128 KB per Array

24 MB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

138.2 GPixel/s

Pixel Rate

165.7 GPixel/s

322.6 GTexel/s

Texture Rate

331.4 GTexel/s

10.32 TFLOPS

FP16 (half)

21.21 TFLOPS

10.32 TFLOPS

FP32 (float)

10.60 TFLOPS

5.161 TFLOPS

FP64 (double)

662.8 GFLOPS

Board Design

165W

TDP

160W

450 W

Suggested PSU

450 W

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 8-pin

Graphics Processor

GA100

GPU Name

Navi 23

-

GPU Variant

Navi 23 XT (215-130000006)

Ampere

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

54.2 billion

Transistors

11.06 billion

826 mm²

Die Size

237 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

2.1

N/A

Vulkan

1.3

8.0

CUDA

-

N/A

Shader Model

6.7

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