NVIDIA A800 PCIe 80 GB vs NVIDIA L20
GPU · Specs Compare
Graphics Card
Release Date
Nov 2022
Nov 2023
Generation
Ampere
Server Ada
Type
AI GPU
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1065 MHz
1440 MHz
Boost Clock
1410 MHz
2520 MHz
Memory Clock
1593 MHz
2250 MHz
Memory
Memory Size
80GB
48GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
384bit
Bandwidth
2039GB/s
864.0GB/s
Render Config
SM Count
108
92
Shading Units
6912
11776
TMUs
432
368
ROPs
160
128
Tensor Cores
432
368
L1 Cache
192 KB (per SM)
128 KB (per SM)
L2 Cache
80 MB
96 MB
RT Cores
—
92
Theoretical Performance
Pixel Rate
225.6 GPixel/s
322.6 GPixel/s
Texture Rate
609.1 GTexel/s
927.4 GTexel/s
FP16 (half)
77.97 TFLOPS
59.35 TFLOPS
FP32 (float)
19.49 TFLOPS
59.35 TFLOPS
FP64 (double)
9.746 TFLOPS
927.4 GFLOPS
Graphics Processor
GPU Name
GA100
AD102
Architecture
Ampere
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
54.2 billion
76.3 billion
Die Size
826 mm²
609 mm²
GPU Variant
—
AD102
Board Design
TDP
250W
275W
Suggested PSU
600 W
600 W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
8-pin EPS
1x 16-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
CUDA
8.0
8.9
Shader Model
N/A
6.9
Benchmark
Blender
3,719
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.