AMD Radeon RX 6600 XT vs NVIDIA P104 101

VS

AMD Radeon RX 6600 XT

NVIDIA P104 101

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 4GB VRAM P104 101 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Released 3 years and 6 months late

Boost Clock has increased by 54% (2589MHz vs 1683MHz)

More VRAM (8GB vs 4GB)

NVIDIA P104 101 's Advantages

Larger VRAM bandwidth (256.3GB/s vs 256.0GB/s)

512 additional rendering cores

Lower TDP (125W vs 160W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +23%

10.6 TFLOPS

P104 101

8.617 TFLOPS

Radeon RX 6600 XT

VS

P104 101

Graphics Card

Jul 2021

Release Date

Jan 2018

Navi II

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1968 MHz

Base Clock

1506 MHz

2589 MHz

Boost Clock

1683 MHz

2000 MHz

Memory Clock

2002 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

256.3GB/s

Render Config

32

Compute Units

-

SM Count

20

2048

Shading Units

2560

128

TMUs

160

64

ROPs

64

-

32

RT Cores

-

128 KB per Array

L1 Cache

48 KB (per SM)

2 MB

L2 Cache

2 MB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

107.7 GPixel/s

331.4 GTexel/s

Texture Rate

269.3 GTexel/s

21.21 TFLOPS

FP16 (half)

134.6 GFLOPS

10.60 TFLOPS

FP32 (float)

8.617 TFLOPS

662.8 GFLOPS

FP64 (double)

269.3 GFLOPS

Board Design

160W

TDP

125W

450 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 23

GPU Name

GP104

Navi 23 XT (215-130000006)

GPU Variant

GP104-101-A1

RDNA 2.0

Architecture

Pascal

TSMC

Foundry

TSMC

7 nm

Process Size

16 nm

11.06 billion

Transistors

7.2 billion

237 mm²

Die Size

314 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

6.1

6.7

Shader Model

6.4

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