NVIDIA GeForce RTX 4070 Max-Q vs AMD Radeon RX 6400
GPU · Specs Compare
Graphics Card
Release Date
Jan 2023
Jan 2022
Generation
GeForce 40 Mobile
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x4
Clock Speeds
Base Clock
735 MHz
1923 MHz
Boost Clock
1230 MHz
2321 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
128bit
64bit
Bandwidth
256.0GB/s
128.0GB/s
Render Config
SM Count
36
—
Shading Units
4608
768
TMUs
144
48
ROPs
48
32
Tensor Cores
144
—
RT Cores
36
12
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
32 MB
1024 KB
Compute Units
—
12
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
59.04 GPixel/s
74.27 GPixel/s
Texture Rate
177.1 GTexel/s
111.4 GTexel/s
FP16 (half)
11.34 TFLOPS
7.130 TFLOPS
FP32 (float)
11.34 TFLOPS
3.565 TFLOPS
FP64 (double)
177.1 GFLOPS
222.8 GFLOPS
Graphics Processor
GPU Name
AD106
Navi 24
GPU Variant
GN21-X6
Navi 24 XL(215-135000046)
Architecture
Ada Lovelace
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
22.9 billion
5.4 billion
Die Size
188 mm²
107 mm²
Board Design
TDP
35W
53W
Outputs
Portable Device Dependent
1x HDMI 2.11x DisplayPort 1.4a
Power Connectors
None
None
Suggested PSU
—
250 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
8.9
—
Shader Model
6.8
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.