Radeon RX 6400 vs MTT S80
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 16GB VRAM MTT S80 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6400 's Advantages
Boost Clock2321MHz
Lower TDP (53W vs 255W)
MTT S80 's Advantages
Released 1 years and 9 months late
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (448.0GB/s vs 128.0GB/s)
3328 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6400
3565
MTT S80
+313%
14750
Graphics Card
Jan 2022
Release Date
Oct 2023
Navi II
Generation
MUSA-Chunxiao
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 5.0 x16
Clock Speeds
1923 MHz
Base Clock
1800 MHz
2321 MHz
Boost Clock
0 MHz
2000 MHz
Memory Clock
1750 MHz
Memory
4GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
64bit
Memory Bus
256bit
128.0GB/s
Bandwidth
448.0GB/s
Render Config
12
Compute Units
32
-
SM Count
768
Shading Units
4096
48
TMUs
256
32
ROPs
256
-
Tensor Cores
12
RT Cores
128 KB per Array
L1 Cache
1024 KB
L2 Cache
4 MB
16 MB
L3 Cache
-
Theoretical Performance
74.27 GPixel/s
Pixel Rate
460.8 GPixel/s
111.4 GTexel/s
Texture Rate
460.8 GTexel/s
7.130 TFLOPS
FP16 (half)
29.49 TFLOPS
3.565 TFLOPS
FP32 (float)
14.75 TFLOPS
222.8 GFLOPS
FP64 (double)
230.4 GFLOPS
Board Design
53W
TDP
255W
250 W
Suggested PSU
600 W
1x HDMI 2.1
1x DisplayPort 1.4a
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
None
Power Connectors
1x 8-pin
Graphics Processor
Navi 24
GPU Name
MTT Gen 2
Navi 24 XL
(215-135000046)
GPU Variant
RDNA 2.0
Architecture
MUSA-Chunxiao
TSMC
Foundry
TSMC
6 nm
Process Size
12 nm
5.4 billion
Transistors
22 billion
107 mm²
Die Size
Unknown
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.2
OpenCL
3.0
1.3
Vulkan
1.4
-
CUDA
6.7
Shader Model
6.5
