NVIDIA GeForce GTX 1080 Ti 12 GB vs NVIDIA A40 PCIe
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Oct 2020
Generation
GeForce 10
Tesla
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1557 MHz
1305 MHz
Boost Clock
1670 MHz
1740 MHz
Memory Clock
1376 MHz
1812 MHz
Memory
Memory Size
12GB
48GB
Memory Type
GDDR5X
GDDR6
Memory Bus
384bit
384bit
Bandwidth
528.4GB/s
695.8GB/s
Render Config
SM Count
25
84
Shading Units
3200
10752
TMUs
200
336
ROPs
80
112
L1 Cache
48 KB (per SM)
128 KB (per SM)
L2 Cache
0 MB
6 MB
Tensor Cores
—
336
RT Cores
—
84
Theoretical Performance
Pixel Rate
133.6 GPixel/s
194.9 GPixel/s
Texture Rate
334.0 GTexel/s
584.6 GTexel/s
FP16 (half)
167.0 GFLOPS
37.42 TFLOPS
FP32 (float)
10.69 TFLOPS
37.42 TFLOPS
FP64 (double)
334.0 GFLOPS
584.6 GFLOPS
Graphics Processor
GPU Name
GP102
GA102
Architecture
Pascal
Ampere
Foundry
TSMC
Samsung
Process Size
16 nm
8 nm
Transistors
11.8 billion
28.3 billion
Die Size
471 mm²
628 mm²
Board Design
TDP
250W
300W
Suggested PSU
600 W
700 W
Outputs
1x HDMI 2.03x DisplayPort 1.4a
3x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
8-pin EPS
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
6.1
8.6
Shader Model
6.7
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.