NVIDIA A40 PCIe vs NVIDIA GeForce RTX 4070 Max-Q
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Jan 2023
Generation
Tesla
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1305 MHz
735 MHz
Boost Clock
1740 MHz
1230 MHz
Memory Clock
1812 MHz
2000 MHz
Memory
Memory Size
48GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
128bit
Bandwidth
695.8GB/s
256.0GB/s
Render Config
SM Count
84
36
Shading Units
10752
4608
TMUs
336
144
ROPs
112
48
Tensor Cores
336
144
RT Cores
84
36
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
32 MB
Theoretical Performance
Pixel Rate
194.9 GPixel/s
59.04 GPixel/s
Texture Rate
584.6 GTexel/s
177.1 GTexel/s
FP16 (half)
37.42 TFLOPS
11.34 TFLOPS
FP32 (float)
37.42 TFLOPS
11.34 TFLOPS
FP64 (double)
584.6 GFLOPS
177.1 GFLOPS
Graphics Processor
GPU Name
GA102
AD106
Architecture
Ampere
Ada Lovelace
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
28.3 billion
22.9 billion
Die Size
628 mm²
188 mm²
GPU Variant
-
GN21-X6
Board Design
TDP
300W
35W
Suggested PSU
700 W
-
Outputs
3x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
8-pin EPS
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
8.6
8.9
Shader Model
6.6
6.8