AMD Radeon RX 6600 vs NVIDIA GeForce GTX 780 6 GB

VS

AMD Radeon RX 6600

NVIDIA GeForce GTX 780 6 GB

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 and 6GB VRAM GeForce GTX 780 6 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 's Advantages

Released 8 years and 1 months late

Boost Clock has increased by 176% (2491MHz vs 902MHz)

More VRAM (8GB vs 6GB)

Lower TDP (132W vs 250W)

NVIDIA GeForce GTX 780 6 GB 's Advantages

Larger VRAM bandwidth (288.4GB/s vs 224.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 +114%

8.928 TFLOPS

GeForce GTX 780 6 GB

4.156 TFLOPS

Radeon RX 6600

VS

GeForce GTX 780 6 GB

Graphics Card

Oct 2021

Release Date

Sep 2013

Navi II

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1626 MHz

Base Clock

863 MHz

2491 MHz

Boost Clock

902 MHz

1750 MHz

Memory Clock

1502 MHz

Memory

8GB

Memory Size

6GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

384bit

224.0GB/s

Bandwidth

288.4GB/s

Render Config

28

Compute Units

-

1792

Shading Units

2304

112

TMUs

192

64

ROPs

48

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

1536 KB

32 MB

L3 Cache

-

Theoretical Performance

159.4 GPixel/s

Pixel Rate

43.30 GPixel/s

279.0 GTexel/s

Texture Rate

173.2 GTexel/s

17.86 TFLOPS

FP16 (half)

-

8.928 TFLOPS

FP32 (float)

4.156 TFLOPS

558.0 GFLOPS

FP64 (double)

173.2 GFLOPS

Board Design

132W

TDP

250W

300 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 23

GPU Name

GK110B

Navi 23 XL (215-130000016)

GPU Variant

GK110-301-B1

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

7.08 billion

237 mm²

Die Size

561 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.5

6.5

Shader Model

5.1

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