Radeon RX 6400 vs Radeon RX 560DX
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 4GB VRAM Radeon RX 560DX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6400 's Advantages
Released 3 years and 9 months late
Boost Clock has increased by 98% (2321MHz vs 1175MHz)
Larger VRAM bandwidth (128.0GB/s vs 96.00GB/s)
Lower TDP (53W vs 65W)
Radeon RX 560DX 's Advantages
128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6400
+69%
3565
Radeon RX 560DX
2106
Graphics Card
Jan 2022
Release Date
Apr 2018
Navi II
Generation
Polaris
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 3.0 x8
Clock Speeds
1923 MHz
Base Clock
1090 MHz
2321 MHz
Boost Clock
1175 MHz
2000 MHz
Memory Clock
1500 MHz
Memory
4GB
Memory Size
4GB
GDDR6
Memory Type
GDDR5
64bit
Memory Bus
128bit
128.0GB/s
Bandwidth
96.00GB/s
Render Config
12
Compute Units
14
768
Shading Units
896
48
TMUs
56
32
ROPs
16
12
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
1024 KB
16 MB
L3 Cache
-
Theoretical Performance
74.27 GPixel/s
Pixel Rate
18.80 GPixel/s
111.4 GTexel/s
Texture Rate
65.80 GTexel/s
7.130 TFLOPS
FP16 (half)
2.106 TFLOPS
3.565 TFLOPS
FP32 (float)
2.106 TFLOPS
222.8 GFLOPS
FP64 (double)
131.6 GFLOPS
Board Design
53W
TDP
65W
250 W
Suggested PSU
250 W
1x HDMI 2.1
1x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
None
Power Connectors
None
Graphics Processor
Navi 24
GPU Name
Polaris 21
Navi 24 XL
(215-135000046)
GPU Variant
Polaris 21 XL
RDNA 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
6 nm
Process Size
14 nm
5.4 billion
Transistors
3 billion
107 mm²
Die Size
123 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.2
OpenCL
2.1
1.3
Vulkan
1.2
6.7
Shader Model
6.4
