NVIDIA GeForce RTX 4090 vs NVIDIA RTX A400

VS

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 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 4090 's Advantages

Boost Clock has increased by 43% (2520MHz vs 1762MHz)

More VRAM (24GB vs 4GB)

Larger VRAM bandwidth (1010GB/s vs 96.00GB/s)

15616 additional rendering cores

NVIDIA RTX A400 's Advantages

Released 1 years and 7 months late

Lower TDP (50W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +2951%

82.58 TFLOPS

RTX A400

2.706 TFLOPS

GeForce RTX 4090

VS

RTX A400

Graphics Card

Sep 2022

Release Date

Apr 2024

GeForce 40

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

2235 MHz

Base Clock

727 MHz

2520 MHz

Boost Clock

1762 MHz

1313 MHz

Memory Clock

1500 MHz

Memory

24GB

Memory Size

4GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

64bit

1010GB/s

Bandwidth

96.00GB/s

Render Config

128

SM Count

6

-

Compute Units

-

16384

Shading Units

768

512

TMUs

24

176

ROPs

16

512

Tensor Cores

24

128

RT Cores

6

128 KB (per SM)

L1 Cache

128 KB (per SM)

72 MB

L2 Cache

2 MB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

28.19 GPixel/s

1290 GTexel/s

Texture Rate

42.29 GTexel/s

82.58 TFLOPS

FP16 (half)

2.706 TFLOPS

82.58 TFLOPS

FP32 (float)

2.706 TFLOPS

1290 GFLOPS

FP64 (double)

42.29 GFLOPS

Graphics Processor

AD102

GPU Name

GA107

AD102-300-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

450W

TDP

50W

850 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

Related GPU Comparisons

1

NVIDIA GeForce RTX 4090 vs NVIDIA A100 PCIe 80 GB

2

NVIDIA GeForce RTX 4090 vs NVIDIA RTX A6000

3

NVIDIA GeForce RTX 4090 vs NVIDIA Tesla V100 PCIe 32 GB

4

NVIDIA GeForce RTX 4080 SUPER vs NVIDIA GeForce RTX 4090

5

NVIDIA GeForce RTX 4090 vs NVIDIA RTX 6000 Ada

6

NVIDIA GeForce RTX 4090 vs NVIDIA H100 SXM5

7

NVIDIA GeForce RTX 4090 vs NVIDIA RTX A4000

8

NVIDIA GeForce RTX 4090 vs AMD Radeon RX Vega 64 Limited Edition

9

NVIDIA GeForce RTX 4090 vs AMD Radeon RX 6900 XT

10

NVIDIA GeForce RTX 4090 vs AMD Radeon Pro W6800

Related News

1

X3D Performance Beyond Words! AMD Ryzen 7 9700X May Unlock Power Consumption: From 65W to 120W

2

First Benchmark Leak of Intel Core Ultra 7 268V: Single-Core Performance Soars by 20%, Still Lags Behind AMD

3

NVIDIA Grace CPU Benchmark Results Released, Stunning Performance

4

Minisforum Launches UM890 Pro Mini PC with R9 8945HS and Dual USB4 Ports

5

Does the Apple A18 Neural Engine Boast Superior Performance? Computational Power May Surpass M4 Chip

6

AMD's Commitment to Pioneering Each Generation with Cutting-Edge Process Technology and Continuous Innovation in Design, Packaging, and Assembly

7

NVIDIA to Ramp Up Orders and Add New Suppliers to Meet Explosive Demand for Blackwell Products

8

NVIDIA Informs Brands of Reduced Supply for RTX 40 Series GPUs

9

Only 3 Weeks Left! AMD Zen5 Launching Soon

10

Ilya Departs OpenAI to Launch New Company Aiming at Superintelligence!