AMD Radeon RX 6600 vs NVIDIA GeForce GTX 260

VS

AMD Radeon RX 6600

NVIDIA GeForce GTX 260

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 and 896MB VRAM GeForce GTX 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 's Advantages

Released 13 years and 4 months late

Boost Clock2491MHz

More VRAM (8GB vs 896GB)

Larger VRAM bandwidth (224.0GB/s vs 111.9GB/s)

1600 additional rendering cores

Lower TDP (132W vs 182W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 +1771%

8.928 TFLOPS

GeForce GTX 260

0.477 TFLOPS

Radeon RX 6600

VS

GeForce GTX 260

Graphics Card

Oct 2021

Release Date

Jun 2008

Navi II

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1626 MHz

Base Clock

-

2491 MHz

Boost Clock

-

1750 MHz

Memory Clock

999 MHz

Memory

8GB

Memory Size

896MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

448bit

224.0GB/s

Bandwidth

111.9GB/s

Render Config

28

Compute Units

-

SM Count

24

1792

Shading Units

192

112

TMUs

64

ROPs

28

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

224 KB

32 MB

L3 Cache

-

Theoretical Performance

159.4 GPixel/s

Pixel Rate

16.13 GPixel/s

279.0 GTexel/s

Texture Rate

36.86 GTexel/s

17.86 TFLOPS

FP16 (half)

-

8.928 TFLOPS

FP32 (float)

476.9 GFLOPS

558.0 GFLOPS

FP64 (double)

59.62 GFLOPS

Board Design

132W

TDP

182W

300 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 23

GPU Name

GT200

Navi 23 XL (215-130000016)

GPU Variant

G200-100-A2

RDNA 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

11.06 billion

Transistors

1.4 billion

237 mm²

Die Size

576 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

6.5

Shader Model

4.0

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