NVIDIA GeForce RTX 4090 Max-Q vs NVIDIA A100 SXM4 40 GB
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
May 2020
Generation
GeForce 40 Mobile
Tesla Ampere
Type
Mobile
AI GPU
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
930 MHz
1095 MHz
Boost Clock
1455 MHz
1410 MHz
Memory Clock
1750 MHz
1215 MHz
Memory
Memory Size
16GB
40GB
Memory Type
GDDR6
HBM2e
Memory Bus
256bit
5120bit
Bandwidth
448.0GB/s
1555GB/s
Render Config
SM Count
76
108
Shading Units
9728
6912
TMUs
304
432
ROPs
112
160
Tensor Cores
304
432
RT Cores
76
-
L1 Cache
128 KB (per SM)
192 KB (per SM)
L2 Cache
64 MB
40 MB
Theoretical Performance
Pixel Rate
163.0 GPixel/s
225.6 GPixel/s
Texture Rate
442.3 GTexel/s
609.1 GTexel/s
FP16 (half)
28.31 TFLOPS
77.97 TFLOPS
FP32 (float)
28.31 TFLOPS
19.49 TFLOPS
FP64 (double)
442.3 GFLOPS
9.746 TFLOPS
Graphics Processor
GPU Name
AD103
GA100
GPU Variant
GN21-X11
-
Architecture
Ada Lovelace
Ampere
Foundry
TSMC
TSMC
Process Size
4 nm
7 nm
Transistors
45.9 billion
54.2 billion
Die Size
379 mm²
826 mm²
Board Design
TDP
80W
400W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Suggested PSU
-
800 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
8.9
8.0
Shader Model
6.7
N/A
📊 Benchmark
Blender
-
2,186