NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce RTX 5080

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce RTX 5080

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti Engineering Sample and 16GB VRAM GeForce RTX 5080 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 5080 's Advantages

Boost Clock has increased by 172% (2520MHz vs 928MHz)

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (973.8GB/s vs 336.6GB/s)

7872 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti Engineering Sample

5.345 TFLOPS

GeForce RTX 5080 +913%

54.19 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce RTX 5080

Graphics Card

Unknown

Release Date

Jan 2025

GeForce 700

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

875 MHz

Base Clock

2235 MHz

928 MHz

Boost Clock

2520 MHz

1753 MHz

Memory Clock

2400 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR7

384bit

Memory Bus

256bit

336.6GB/s

Bandwidth

973.8GB/s

Render Config

-

SM Count

84

2880

Shading Units

10752

240

TMUs

336

48

ROPs

128

-

Tensor Cores

336

-

RT Cores

84

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

64 MB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

322.6 GPixel/s

222.7 GTexel/s

Texture Rate

846.7 GTexel/s

-

FP16 (half)

54.19 TFLOPS

5.345 TFLOPS

FP32 (float)

54.19 TFLOPS

222.7 GFLOPS

FP64 (double)

846.7 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 2.1a

1x 6-pin + 1x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

GK180

GPU Name

GB203

GK180-425-A1

GPU Variant

GB203-400-A1

Kepler

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

0

7.08 billion

Transistors

Unknown

561 mm²

Die Size

377 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

10.1

5.1

Shader Model

6.8

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