Radeon RX 6400 vs RTX 4000 Ada Generation
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 20GB VRAM RTX 4000 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6400 's Advantages
Boost Clock has increased by 7% (2321MHz vs 2175MHz)
Lower TDP (53W vs 130W)
RTX 4000 Ada Generation 's Advantages
Released 1 years and 7 months late
More VRAM (20GB vs 4GB)
Larger VRAM bandwidth (360.0GB/s vs 128.0GB/s)
5376 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6400
3565
RTX 4000 Ada Generation
+649%
26730
3DMark Time Spy
Radeon RX 6400
3585
RTX 4000 Ada Generation
+300%
14340
3DMark Time Spy Extreme
Radeon RX 6400
1662
RTX 4000 Ada Generation
+303%
6708
3DMark Speed Way
Radeon RX 6400
103
RTX 4000 Ada Generation
+3459%
3666
Blender
Radeon RX 6400
334
RTX 4000 Ada Generation
+1318%
4737
Graphics Card
Jan 2022
Release Date
Aug 2023
Navi II
Generation
Workstation Ada
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 4.0 x16
Clock Speeds
1923 MHz
Base Clock
1500 MHz
2321 MHz
Boost Clock
2175 MHz
2000 MHz
Memory Clock
2250 MHz
Memory
4GB
Memory Size
20GB
GDDR6
Memory Type
GDDR6
64bit
Memory Bus
160bit
128.0GB/s
Bandwidth
360.0GB/s
Render Config
12
Compute Units
-
-
SM Count
48
768
Shading Units
6144
48
TMUs
192
32
ROPs
64
-
Tensor Cores
192
12
RT Cores
48
128 KB per Array
L1 Cache
128 KB (per SM)
1024 KB
L2 Cache
48 MB
16 MB
L3 Cache
-
Theoretical Performance
74.27 GPixel/s
Pixel Rate
139.2 GPixel/s
111.4 GTexel/s
Texture Rate
417.6 GTexel/s
7.130 TFLOPS
FP16 (half)
26.73 TFLOPS
3.565 TFLOPS
FP32 (float)
26.73 TFLOPS
222.8 GFLOPS
FP64 (double)
417.6 GFLOPS
Board Design
53W
TDP
130W
250 W
Suggested PSU
300 W
1x HDMI 2.1
1x DisplayPort 1.4a
Outputs
4x DisplayPort 1.4a
None
Power Connectors
1x 16-pin
Graphics Processor
Navi 24
GPU Name
AD104
Navi 24 XL
(215-135000046)
GPU Variant
-
RDNA 2.0
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
6 nm
Process Size
5 nm
5.4 billion
Transistors
35.8 billion
107 mm²
Die Size
294 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.2
OpenCL
3.0
1.3
Vulkan
1.3
-
CUDA
8.9
6.7
Shader Model
6.8