NVIDIA RTX A4000 Mobile vs AMD Instinct MI300A
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Dec 2023
Generation
Ampere-MW
Radeon Instinct
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1140 MHz
1000 MHz
Boost Clock
1680 MHz
2100 MHz
Memory Clock
1500 MHz
1300 MHz
Memory
Memory Size
8GB
128GB
Memory Type
GDDR6
HBM3
Memory Bus
256bit
8192bit
Bandwidth
384.0GB/s
5.32TB/s
Render Config
SM Count
40
—
Shading Units
5120
14592
TMUs
160
912
ROPs
80
0
Tensor Cores
160
—
RT Cores
40
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
16 MB
Compute Units
—
228
L3 Cache
—
256 MB
Theoretical Performance
Pixel Rate
134.4 GPixel/s
0 MPixel/s
Texture Rate
268.8 GTexel/s
1915.2 GTexel/s
FP16 (half)
17.20 TFLOPS
653.7 TFLOPS
FP32 (float)
17.20 TFLOPS
61.29 TFLOPS
FP64 (double)
268.8 GFLOPS
30.64 TFLOPS
Graphics Processor
GPU Name
GA104
Aqua Vanjaram
Architecture
Ampere
CDNA 3.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
153 billion
Die Size
392 mm²
1017 mm²
Board Design
TDP
115W
750W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Suggested PSU
—
1150 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
—
Shader Model
6.8
N/A
Benchmark
Blender
2,825
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.