Home GPU Comparison NVIDIA GeForce RTX 4090 D vs AMD Radeon RX 6400

NVIDIA GeForce RTX 4090 D vs AMD Radeon RX 6400

NVIDIA GeForce RTX 4090 D
VS
AMD Radeon RX 6400
NVIDIA GeForce RTX 4090 D
AMD Radeon RX 6400
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 D and 4GB VRAM Radeon RX 6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 D 's Advantages
Released 1 years and 11 months late
Boost Clock has increased by 9% (2520MHz vs 2321MHz)
More VRAM (24GB vs 4GB)
Larger VRAM bandwidth (1008GB/s vs 128.0GB/s)
13824 additional rendering cores
AMD Radeon RX 6400 's Advantages
Lower TDP (53W vs 425W)

Score

Benchmark

FP32 (float)
GeForce RTX 4090 D +1962%
73.54 TFLOPS
Radeon RX 6400
3.565 TFLOPS
3DMark Time Spy
GeForce RTX 4090 D +859%
34332
Radeon RX 6400
3579
Blender
GeForce RTX 4090 D +3468%
11920
Radeon RX 6400
334
GeForce RTX 4090 D
VS
Radeon RX 6400

Graphics Card

Dec 2023
Release Date
Jan 2022
GeForce 40
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x4

Clock Speeds

2280 MHz
Base Clock
1923 MHz
2520 MHz
Boost Clock
2321 MHz
1313 MHz
Memory Clock
2000 MHz

Memory

24GB
Memory Size
4GB
GDDR6X
Memory Type
GDDR6
384bit
Memory Bus
64bit
1008GB/s
Bandwidth
128.0GB/s

Render Config

-
Compute Units
12
114
SM Count
-
14592
Shading Units
768
456
TMUs
48
176
ROPs
32
456
Tensor Cores
-
114
RT Cores
12
128 KB (per SM)
L1 Cache
128 KB per Array
72 MB
L2 Cache
1024 KB
-
L3 Cache
16 MB

Theoretical Performance

443.5 GPixel/s
Pixel Rate
74.27 GPixel/s
1149 GTexel/s
Texture Rate
111.4 GTexel/s
73.54 TFLOPS
FP16 (half)
7.130 TFLOPS
73.54 TFLOPS
FP32 (float)
3.565 TFLOPS
1149 GFLOPS
FP64 (double)
222.8 GFLOPS

Board Design

425W
TDP
53W
800 W
Suggested PSU
250 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x HDMI 2.1 1x DisplayPort 1.4a
1x 16-pin
Power Connectors
None

Graphics Processor

AD102
GPU Name
Navi 24
AD102-250-A1
GPU Variant
Navi 24 XL (215-135000046)
Ada Lovelace
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
6 nm
76.3 billion
Transistors
5.4 billion
609 mm²
Die Size
107 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.2
1.3
Vulkan
1.3
8.9
CUDA
-
6.7
Shader Model
6.7

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