NVIDIA A40 PCIe vs NVIDIA RTX 2000 Ada Generation
We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 16GB VRAM RTX 2000 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A40 PCIe 's Advantages
More VRAM (48GB vs 16GB)
Larger VRAM bandwidth (695.8GB/s vs 256.0GB/s)
7936 additional rendering cores
NVIDIA RTX 2000 Ada Generation 's Advantages
Released 3 years and 4 months late
Boost Clock has increased by 22% (2130MHz vs 1740MHz)
Lower TDP (70W vs 300W)
Score
Benchmark
FP32 (float)
A40 PCIe
+211%
37.42 TFLOPS
RTX 2000 Ada Generation
12 TFLOPS
Blender
A40 PCIe
+50%
3990
RTX 2000 Ada Generation
2649
Graphics Card
Oct 2020
Release Date
Feb 2024
Tesla
Generation
Quadro Ada
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
1305 MHz
Base Clock
1620 MHz
1740 MHz
Boost Clock
2130 MHz
1812 MHz
Memory Clock
2000 MHz
Memory
48GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
384bit
Memory Bus
128bit
695.8GB/s
Bandwidth
256.0GB/s
Render Config
-
-
-
84
SM Count
22
10752
Shading Units
2816
336
TMUs
88
112
ROPs
48
336
Tensor Cores
88
84
RT Cores
22
128 KB (per SM)
L1 Cache
128 KB (per SM)
6 MB
L2 Cache
12 MB
-
-
-
Theoretical Performance
194.9 GPixel/s
Pixel Rate
102.2 GPixel/s
584.6 GTexel/s
Texture Rate
187.4 GTexel/s
37.42 TFLOPS
FP16 (half)
12.00 TFLOPS
37.42 TFLOPS
FP32 (float)
12.00 TFLOPS
584.6 GFLOPS
FP64 (double)
187.4 GFLOPS
Board Design
300W
TDP
70W
700 W
Suggested PSU
250 W
3x DisplayPort 1.4a
Outputs
4x mini-DisplayPort 1.4a
8-pin EPS
Power Connectors
None
Graphics Processor
GA102
GPU Name
AD107
-
-
-
Ampere
Architecture
Ada Lovelace
Samsung
Foundry
TSMC
8 nm
Process Size
5 nm
28.3 billion
Transistors
18.9 billion
628 mm²
Die Size
159 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.6
CUDA
8.9
6.6
Shader Model
6.7
