NVIDIA A40 PCIe vs NVIDIA GRID RTX T10 4
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Jan 2020
Generation
Tesla
GRID
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1305 MHz
1065 MHz
Boost Clock
1740 MHz
1395 MHz
Memory Clock
1812 MHz
1750 MHz
Memory
Memory Size
48GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
384bit
Bandwidth
695.8GB/s
672.0GB/s
Render Config
SM Count
84
56
Shading Units
10752
3584
TMUs
336
224
ROPs
112
64
Tensor Cores
336
448
RT Cores
84
56
L1 Cache
128 KB (per SM)
64 KB (per SM)
L2 Cache
6 MB
6 MB
Theoretical Performance
Pixel Rate
194.9 GPixel/s
89.28 GPixel/s
Texture Rate
584.6 GTexel/s
312.5 GTexel/s
FP16 (half)
37.42 TFLOPS
20.00 TFLOPS
FP32 (float)
37.42 TFLOPS
9.999 TFLOPS
FP64 (double)
584.6 GFLOPS
312.5 GFLOPS
Graphics Processor
GPU Name
GA102
TU102
Architecture
Ampere
Turing
Foundry
Samsung
TSMC
Process Size
8 nm
12 nm
Transistors
28.3 billion
18.6 billion
Die Size
628 mm²
754 mm²
GPU Variant
—
TU102-875-A1
Board Design
TDP
300W
150W
Suggested PSU
700 W
450 W
Outputs
3x DisplayPort 1.4a
No outputs
Power Connectors
8-pin EPS
1x 6-pin + 1x 8-pin
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
7.5
Shader Model
6.6
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.