Home GPU Comparison NVIDIA A800 PCIe 40 GB vs NVIDIA A100 PCIe

NVIDIA A800 PCIe 40 GB vs NVIDIA A100 PCIe

NVIDIA A800 PCIe 40 GB
VS
NVIDIA A100 PCIe
NVIDIA A800 PCIe 40 GB NVIDIA A100 PCIe
AI GPUAI GPU We compared two GPUs: 40GB VRAM A800 PCIe 40 GB and 40GB VRAM A100 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A800 PCIe 40 GB 's Advantages
Released 2 years and 5 months late

Score

Benchmark

FP32 (float)
A800 PCIe 40 GB
19.49 TFLOPS
A100 PCIe
19.49 TFLOPS
A800 PCIe 40 GB
VS
A100 PCIe

Graphics Card

Nov 2022
Release Date
Jun 2020
Ampere
Generation
Tesla
AI GPU
Type
AI GPU
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

765 MHz
Base Clock
765 MHz
1410 MHz
Boost Clock
1410 MHz
1215 MHz
Memory Clock
1215 MHz

Memory

40GB
Memory Size
40GB
HBM2e
Memory Type
HBM2e
5120bit
Memory Bus
5120bit
1555GB/s
Bandwidth
1555GB/s

Render Config

108
SM Count
108
-
Compute Units
-
6912
Shading Units
6912
432
TMUs
432
160
ROPs
160
432
Tensor Cores
432
-
RT Cores
-
192 KB (per SM)
L1 Cache
192 KB (per SM)
40 MB
L2 Cache
40 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

Graphics Processor

GA100
GPU Name
GA100
-
GPU Variant
-
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

Board Design

250W
TDP
250W
600 W
Suggested PSU
600 W
No outputs
Outputs
No outputs
8-pin EPS
Power Connectors
8-pin EPS

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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