NVIDIA RTX A400 vs NVIDIA GeForce GTX 780 Rev. 2

VS

NVIDIA RTX A400

NVIDIA GeForce GTX 780 Rev. 2

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 3GB VRAM GeForce GTX 780 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 10 years and 7 months late

Boost Clock has increased by 95% (1762MHz vs 902MHz)

More VRAM (4GB vs 3GB)

Lower TDP (50W vs 250W)

NVIDIA GeForce GTX 780 Rev. 2 's Advantages

Larger VRAM bandwidth (288.4GB/s vs 96.00GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A400

2.706 TFLOPS

GeForce GTX 780 Rev. 2 +53%

4.156 TFLOPS

RTX A400

VS

GeForce GTX 780 Rev. 2

Graphics Card

Apr 2024

Release Date

Sep 2013

Quadro Ampere(Ax000)

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1417 MHz

Base Clock

863 MHz

1762 MHz

Boost Clock

902 MHz

1500 MHz

Memory Clock

1502 MHz

Memory

4GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

384bit

96.00GB/s

Bandwidth

288.4GB/s

Render Config

-

6

SM Count

-

768

Shading Units

2304

24

TMUs

192

16

ROPs

48

24

Tensor Cores

-

6

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

1536 KB

-

Theoretical Performance

28.19 GPixel/s

Pixel Rate

43.30 GPixel/s

42.29 GTexel/s

Texture Rate

173.2 GTexel/s

2.706 TFLOPS

FP16 (half)

-

2.706 TFLOPS

FP32 (float)

4.156 TFLOPS

42.29 GFLOPS

FP64 (double)

173.2 GFLOPS

Board Design

50W

TDP

250W

250 W

Suggested PSU

600 W

4x mini-DisplayPort 1.4a

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA107

GPU Name

GK110B

-

GPU Variant

GK110-300-B1

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

8.7 billion

Transistors

7.08 billion

200 mm²

Die Size

561 mm²

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

6.8

Shader Model

5.1

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