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GPU Comparison
NVIDIA A100 PCIe 80 GB vs NVIDIA A800 PCIe 80 GB
NVIDIA A100 PCIe 80 GB vs NVIDIA A800 PCIe 80 GB
VS
NVIDIA A100 PCIe 80 GB
NVIDIA A800 PCIe 80 GB
AI GPU We compared a Professional market GPU: 80GB VRAM A100 PCIe 80 GB and a GPU: 80GB VRAM A800 PCIe 80 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A800 PCIe 80 GB 's Advantages
Released 1 years and 5 months late
Larger VRAM bandwidth (2039GB/s vs 1.94TB/s)
Lower TDP (250W vs 300W)
Score
Benchmark
FP32 (float)
A100 PCIe 80 GB
19.49 TFLOPS
A800 PCIe 80 GB
19.49 TFLOPS
A100 PCIe 80 GB
VS
A800 PCIe 80 GB
Graphics Card
Jun 2021
Release Date
Nov 2022
Tesla Ampere(Axx)
Generation
Ampere
Professional
Type
AI GPU
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1065 MHz
Base Clock
1065 MHz
1410 MHz
Boost Clock
1410 MHz
1512 MHz
Memory Clock
1593 MHz
Memory
80GB
Memory Size
80GB
HBM2e
Memory Type
HBM2e
5120bit
Memory Bus
5120bit
1.94TB/s
Bandwidth
2039GB/s
Render Config
-
-
-
108
SM Count
108
6912
Shading Units
6912
432
TMUs
432
160
ROPs
160
432
Tensor Cores
432
-
-
-
192 KB (per SM)
L1 Cache
192 KB (per SM)
80 MB
L2 Cache
80 MB
-
-
-
Theoretical Performance
225.6 GPixel/s
Pixel Rate
225.6 GPixel/s
609.1 GTexel/s
Texture Rate
609.1 GTexel/s
77.97 TFLOPS
FP16 (half)
77.97 TFLOPS
19.49 TFLOPS
FP32 (float)
19.49 TFLOPS
9.746 TFLOPS
FP64 (double)
9.746 TFLOPS
Board Design
300W
TDP
250W
700 W
Suggested PSU
600 W
No outputs
Outputs
No outputs
8-pin EPS
Power Connectors
8-pin EPS
Graphics Processor
GA100
GPU Name
GA100
-
-
-
Ampere
Architecture
Ampere
TSMC
Foundry
TSMC
7 nm
Process Size
7 nm
54.2 billion
Transistors
54.2 billion
826 mm²
Die Size
826 mm²
Graphics Features
N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
3.0
N/A
Vulkan
N/A
8.0
CUDA
8.0
N/A
Shader Model
N/A
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