NVIDIA GeForce RTX 3080 Ti vs NVIDIA A40 PCIe
GPU · Specs Compare
Graphics Card
Release Date
May 2021
Oct 2020
Generation
GeForce 30
Tesla
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1365 MHz
1305 MHz
Boost Clock
1665 MHz
1740 MHz
Memory Clock
1188 MHz
1812 MHz
Memory
Memory Size
12GB
48GB
Memory Type
GDDR6X
GDDR6
Memory Bus
384bit
384bit
Bandwidth
912.4GB/s
695.8GB/s
Render Config
SM Count
80
84
Shading Units
10240
10752
TMUs
320
336
ROPs
112
112
Tensor Cores
320
336
RT Cores
80
84
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
6 MB
Theoretical Performance
Pixel Rate
186.5 GPixel/s
194.9 GPixel/s
Texture Rate
532.8 GTexel/s
584.6 GTexel/s
FP16 (half)
34.10 TFLOPS
37.42 TFLOPS
FP32 (float)
34.10 TFLOPS
37.42 TFLOPS
FP64 (double)
532.8 GFLOPS
584.6 GFLOPS
Graphics Processor
GPU Name
GA102
GA102
GPU Variant
GA102-225-A1
—
Architecture
Ampere
Ampere
Foundry
Samsung
Samsung
Process Size
8 nm
8 nm
Transistors
28.3 billion
28.3 billion
Die Size
628 mm²
628 mm²
Board Design
TDP
350W
300W
Suggested PSU
750 W
700 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
3x DisplayPort 1.4a
Power Connectors
1x 12-pin
8-pin EPS
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
8.6
Shader Model
6.6
6.6
Benchmark
3DMark Time Spy
19,629
—
3DMark Time Spy Extreme
10,032
—
3DMark Speed Way
5,330
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.