AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 275 PhysX Edition

VS

AMD Radeon RX 6600 XT

NVIDIA GeForce GTX 275 PhysX Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 896MB VRAM GeForce GTX 275 PhysX Edition 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 11 years and 5 months late

Boost Clock2589MHz

More VRAM (8GB vs 896GB)

Larger VRAM bandwidth (256.0GB/s vs 127.0GB/s)

1808 additional rendering cores

Lower TDP (160W vs 219W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +1604%

10.6 TFLOPS

GeForce GTX 275 PhysX Edition

0.622 TFLOPS

Radeon RX 6600 XT

VS

GeForce GTX 275 PhysX Edition

Graphics Card

Jul 2021

Release Date

Feb 2010

Navi II

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1968 MHz

Base Clock

-

2589 MHz

Boost Clock

-

2000 MHz

Memory Clock

1134 MHz

Memory

8GB

Memory Size

896MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

448bit

256.0GB/s

Bandwidth

127.0GB/s

Render Config

32

Compute Units

-

SM Count

30

2048

Shading Units

240

128

TMUs

80

64

ROPs

28

-

32

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

224 KB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

17.72 GPixel/s

331.4 GTexel/s

Texture Rate

50.64 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

622.1 GFLOPS

662.8 GFLOPS

FP64 (double)

77.76 GFLOPS

Board Design

160W

TDP

219W

450 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 23

GPU Name

G92B

Navi 23 XT (215-130000006)

GPU Variant

G92-421-B1

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

11.06 billion

Transistors

0.754 billion

237 mm²

Die Size

260 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

1.3

6.7

Shader Model

4.0

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