NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce RTX 3090

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce RTX 3090

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti Engineering Sample and 24GB VRAM GeForce RTX 3090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

Lower TDP (250W vs 350W)

NVIDIA GeForce RTX 3090 's Advantages

Boost Clock has increased by 83% (1695MHz vs 928MHz)

More VRAM (24GB vs 3GB)

Larger VRAM bandwidth (936.2GB/s vs 336.6GB/s)

7616 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti Engineering Sample

5.345 TFLOPS

GeForce RTX 3090 +565%

35.58 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce RTX 3090

Graphics Card

Unknown

Release Date

Sep 2020

GeForce 700

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

875 MHz

Base Clock

1395 MHz

928 MHz

Boost Clock

1695 MHz

1753 MHz

Memory Clock

1219 MHz

Memory

3GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6X

384bit

Memory Bus

384bit

336.6GB/s

Bandwidth

936.2GB/s

Render Config

-

SM Count

82

2880

Shading Units

10496

240

TMUs

328

48

ROPs

112

-

Tensor Cores

328

-

RT Cores

82

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

6 MB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

189.8 GPixel/s

222.7 GTexel/s

Texture Rate

556.0 GTexel/s

-

FP16 (half)

35.58 TFLOPS

5.345 TFLOPS

FP32 (float)

35.58 TFLOPS

222.7 GFLOPS

FP64 (double)

556.0 GFLOPS

Board Design

250W

TDP

350W

600 W

Suggested PSU

750 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 12-pin

Graphics Processor

GK180

GPU Name

GA102

GK180-425-A1

GPU Variant

GA102-300-A1

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

7.08 billion

Transistors

28.3 billion

561 mm²

Die Size

628 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.2.175

Vulkan

1.3

3.5

CUDA

8.6

5.1

Shader Model

6.6

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