NVIDIA GeForce RTX 3090 Ti vs NVIDIA GeForce GTX 780 Ti 6 GB

VS

NVIDIA GeForce RTX 3090 Ti NVIDIA GeForce GTX 780 Ti 6 GB

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 Ti and 6GB VRAM GeForce GTX 780 Ti 6 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 Ti 's Advantages

Boost Clock has increased by 100% (1860MHz vs 928MHz)

More VRAM (24GB vs 6GB)

Larger VRAM bandwidth (1008GB/s vs 336.6GB/s)

7872 additional rendering cores

NVIDIA GeForce GTX 780 Ti 6 GB 's Advantages

Lower TDP (250W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 Ti +648%

40 TFLOPS

GeForce GTX 780 Ti 6 GB

5.345 TFLOPS

GeForce RTX 3090 Ti

VS

GeForce GTX 780 Ti 6 GB

Graphics Card

Jan 2022

Release Date

Unknown

GeForce 30

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1560 MHz

Base Clock

875 MHz

1860 MHz

Boost Clock

928 MHz

1313 MHz

Memory Clock

1753 MHz

Memory

24GB

Memory Size

6GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

384bit

1008GB/s

Bandwidth

336.6GB/s

Render Config

84

SM Count

-

Compute Units

-

10752

Shading Units

2880

336

TMUs

240

112

ROPs

48

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

1536 KB

Theoretical Performance

208.3 GPixel/s

Pixel Rate

55.68 GPixel/s

625.0 GTexel/s

Texture Rate

222.7 GTexel/s

40.00 TFLOPS

FP16 (half)

-

40.00 TFLOPS

FP32 (float)

5.345 TFLOPS

625.0 GFLOPS

FP64 (double)

222.7 GFLOPS

Graphics Processor

GA102

GPU Name

GK110B

GA102-350-A1

GPU Variant

-

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

7.08 billion

628 mm²

Die Size

561 mm²

Board Design

450W

TDP

250W

850 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 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.5

6.6

Shader Model

5.1

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