NVIDIA GeForce GTX 780 Ti vs NVIDIA RTX A400

VS

NVIDIA GeForce GTX 780 Ti

NVIDIA RTX A400

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti 's Advantages

Larger VRAM bandwidth (336.6GB/s vs 96.00GB/s)

2112 additional rendering cores

NVIDIA RTX A400 's Advantages

Released 10 years and 5 months late

Boost Clock has increased by 90% (1762MHz vs 928MHz)

More VRAM (4GB vs 3GB)

Lower TDP (50W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti +97%

5.345 TFLOPS

RTX A400

2.706 TFLOPS

GeForce GTX 780 Ti

VS

RTX A400

Graphics Card

Nov 2013

Release Date

Apr 2024

GeForce 700

Generation

Quadro Ampere(Ax000)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

875 MHz

Base Clock

1417 MHz

928 MHz

Boost Clock

1762 MHz

1753 MHz

Memory Clock

1500 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

64bit

336.6GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

6

2880

Shading Units

768

240

TMUs

24

48

ROPs

16

-

Tensor Cores

24

-

RT Cores

6

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

2 MB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

28.19 GPixel/s

222.7 GTexel/s

Texture Rate

42.29 GTexel/s

-

FP16 (half)

2.706 TFLOPS

5.345 TFLOPS

FP32 (float)

2.706 TFLOPS

222.7 GFLOPS

FP64 (double)

42.29 GFLOPS

Board Design

250W

TDP

50W

600 W

Suggested PSU

250 W

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

Outputs

4x mini-DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110B

GPU Name

GA107

GK110-425-B1

GPU Variant

-

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

7.08 billion

Transistors

8.7 billion

561 mm²

Die Size

200 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

8.6

5.1

Shader Model

6.8

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