NVIDIA GeForce RTX 3080 vs NVIDIA GeForce GTX 780

VS

NVIDIA GeForce RTX 3080 NVIDIA GeForce GTX 780

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 3GB VRAM GeForce GTX 780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 90% (1710MHz vs 902MHz)

More VRAM (10GB vs 3GB)

Larger VRAM bandwidth (760.3GB/s vs 288.4GB/s)

6400 additional rendering cores

NVIDIA GeForce GTX 780 's Advantages

Lower TDP (250W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +616%

29.77 TFLOPS

GeForce GTX 780

4.156 TFLOPS

3DMark Time Spy

GeForce RTX 3080 +536%

17711

GeForce GTX 780

2784

GeForce RTX 3080

VS

GeForce GTX 780

Graphics Card

Sep 2020

Release Date

May 2013

GeForce 30

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

863 MHz

1710 MHz

Boost Clock

902 MHz

1188 MHz

Memory Clock

1502 MHz

Memory

10GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

320bit

Memory Bus

384bit

760.3GB/s

Bandwidth

288.4GB/s

Render Config

68

SM Count

-

Compute Units

-

8704

Shading Units

2304

272

TMUs

192

96

ROPs

48

272

Tensor Cores

-

68

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

5 MB

L2 Cache

1536 KB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

43.30 GPixel/s

465.1 GTexel/s

Texture Rate

173.2 GTexel/s

29.77 TFLOPS

FP16 (half)

-

29.77 TFLOPS

FP32 (float)

4.156 TFLOPS

465.1 GFLOPS

FP64 (double)

173.2 GFLOPS

Graphics Processor

GA102

GPU Name

GK110

GA102-200-KD-A1

GPU Variant

GK110-300-A1

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

320W

TDP

250W

700 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 12-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

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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