NVIDIA RTX A4000 Mobile vs AMD Radeon RX 6450M
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Jan 2023
Generation
Ampere-MW
Navi Mobile
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1140 MHz
2000 MHz
Boost Clock
1680 MHz
2460 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
64bit
Bandwidth
384.0GB/s
128.0GB/s
Render Config
SM Count
40
—
Shading Units
5120
768
TMUs
160
48
ROPs
80
32
Tensor Cores
160
—
RT Cores
40
12
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
4 MB
1024 KB
Compute Units
—
12
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
134.4 GPixel/s
78.72 GPixel/s
Texture Rate
268.8 GTexel/s
118.1 GTexel/s
FP16 (half)
17.20 TFLOPS
7.557 TFLOPS
FP32 (float)
17.20 TFLOPS
3.779 TFLOPS
FP64 (double)
268.8 GFLOPS
236.2 GFLOPS
Graphics Processor
GPU Name
GA104
Navi 24
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
6 nm
Transistors
17.4 billion
5.4 billion
Die Size
392 mm²
107 mm²
GPU Variant
—
Navi 24 XML
Board Design
TDP
115W
50W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
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
8.6
—
Shader Model
6.8
6.7
Benchmark
Blender
2,825
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.