NVIDIA L40 vs NVIDIA RTX A4000 Max-Q
GPU Specs Compare
Graphics Card
Release Date
Oct 2022
Apr 2021
Generation
Tesla Ada
Ampere-MW
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
735 MHz
780 MHz
Boost Clock
2490 MHz
1395 MHz
Memory Clock
2250 MHz
1375 MHz
Memory
Memory Size
48GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
256bit
Bandwidth
864.0GB/s
352.0GB/s
Render Config
SM Count
142
40
Shading Units
18176
5120
TMUs
568
160
ROPs
192
80
Tensor Cores
568
160
RT Cores
142
40
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
96 MB
4 MB
Theoretical Performance
Pixel Rate
478.1 GPixel/s
111.6 GPixel/s
Texture Rate
1414 GTexel/s
223.2 GTexel/s
FP16 (half)
90.52 TFLOPS
14.28 TFLOPS
FP32 (float)
90.52 TFLOPS
14.28 TFLOPS
FP64 (double)
1414 GFLOPS
223.2 GFLOPS
Graphics Processor
GPU Name
AD102
GA104
GPU Variant
AD102-895-A1
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Architecture
Ada Lovelace
Ampere
Foundry
TSMC
Samsung
Process Size
4 nm
8 nm
Transistors
76.3 billion
17.4 billion
Die Size
608 mm²
392 mm²
Board Design
TDP
300W
80W
Suggested PSU
700 W
-
Outputs
4x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.9
8.6
Shader Model
6.6
6.8
📊 Benchmark
Blender
3,901
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