NVIDIA GeForce RTX 4080 Ti vs NVIDIA RTX A400

VS

NVIDIA GeForce RTX 4080 Ti NVIDIA RTX A400

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 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 RTX 4080 Ti 's Advantages

Boost Clock has increased by 48% (2610MHz vs 1762MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (678.4GB/s vs 96.00GB/s)

13312 additional rendering cores

NVIDIA RTX A400 's Advantages

Lower TDP (50W vs 400W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Ti +2616%

73.5 TFLOPS

RTX A400

2.706 TFLOPS

GeForce RTX 4080 Ti

VS

RTX A400

Graphics Card

Unknown

Release Date

Apr 2024

GeForce 40

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

2340 MHz

Base Clock

727 MHz

2610 MHz

Boost Clock

1762 MHz

1325 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

4GB

GDDR6X

Memory Type

GDDR6

256bit

Memory Bus

64bit

678.4GB/s

Bandwidth

96.00GB/s

Render Config

110

SM Count

6

-

Compute Units

-

14080

Shading Units

768

440

TMUs

24

144

ROPs

16

440

Tensor Cores

24

110

RT Cores

6

128 KB (per SM)

L1 Cache

128 KB (per SM)

80 MB

L2 Cache

2 MB

Theoretical Performance

375.8 GPixel/s

Pixel Rate

28.19 GPixel/s

1148 GTexel/s

Texture Rate

42.29 GTexel/s

73.50 TFLOPS

FP16 (half)

2.706 TFLOPS

73.50 TFLOPS

FP32 (float)

2.706 TFLOPS

1148 GFLOPS

FP64 (double)

42.29 GFLOPS

Graphics Processor

AD102

GPU Name

GA107

AD102-225-A1

GPU Variant

-

Ada Lovelace

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

76.3 billion

Transistors

8.7 billion

609 mm²

Die Size

200 mm²

Board Design

400W

TDP

50W

800 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

4x mini-DisplayPort 1.4a

1x 16-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

8.6

6.7

Shader Model

6.7

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