NVIDIA A800 PCIe 80 GB vs NVIDIA A100 SXM4 80 GB

Comparative analysis of NVIDIA A800 PCIe 80 GB and NVIDIA A100 SXM4 80 GB videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: Geekbench - OpenCL.

NVIDIA A800 PCIe 80 GB

NVIDIA A100 SXM4 80 GB

Differences

Reasons to consider the NVIDIA A800 PCIe 80 GB

Videocard is newer: launch date 1 year(s) 11 month(s) later
Around 60% lower typical power consumption: 250 Watt vs 400 Watt
Around 4% better performance in Geekbench - OpenCL: 218774 vs 209899

Specifications (specs)
Launch date	8 Nov 2022 vs 16 Nov 2020
Thermal Design Power (TDP)	250 Watt vs 400 Watt
Benchmarks
Geekbench - OpenCL	218774 vs 209899

Reasons to consider the NVIDIA A100 SXM4 80 GB

Around 3% higher core clock speed: 1095 MHz vs 1065 MHz
Around 5% higher memory clock speed: 1593 MHz (3.2 Gbps effective) vs 1512 MHz, 3 Gbps effective

Core clock speed	1095 MHz vs 1065 MHz
Memory clock speed	1593 MHz (3.2 Gbps effective) vs 1512 MHz, 3 Gbps effective

Compare benchmarks

GPU 1: NVIDIA A800 PCIe 80 GB
GPU 2: NVIDIA A100 SXM4 80 GB

Geekbench - OpenCL

GPU 1

GPU 2

218774

209899

Name	NVIDIA A800 PCIe 80 GB	NVIDIA A100 SXM4 80 GB
Geekbench - OpenCL	218774	209899

Compare specifications (specs)

	NVIDIA A800 PCIe 80 GB	NVIDIA A100 SXM4 80 GB
Essentials
Architecture	Ampere	Ampere
Code name	GA100	GA100
Launch date	8 Nov 2022	16 Nov 2020
Place in performance rating	27	28
Technical info
Boost clock speed	1410 MHz	1410 MHz
Core clock speed	1065 MHz	1095 MHz
Manufacturing process technology	7 nm	7 nm
Pipelines	6912	6912
Pixel fill rate	225.6 GPixel/s	225.6 GPixel/s
Texture fill rate	609.1 GTexel/s	609.1 GTexel/s
Thermal Design Power (TDP)	250 Watt	400 Watt
Transistor count	54200 million	54200 million
Peak Double Precision (FP64) Performance		9.746 TFLOPS (1:2)
Peak Half Precision (FP16) Performance		77.97 TFLOPS (4:1)
Peak Single Precision (FP32) Performance		19.49 TFLOPS
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Form factor	Dual-slot	IGP
Interface	PCIe 4.0 x16	PCIe 4.0 x16
Length	267 mm, 10.5 inches
Recommended system power (PSU)	600 Watt	800 Watt
Supplementary power connectors	8-pin EPS	None
Width	111 mm, 4.4 inches
API support
OpenCL	3.0	3.0
Memory
Maximum RAM amount	80 GB	80 GB
Memory bandwidth	1.94 TB/s	2039 GB/s
Memory bus width	5120 bit	5120 bit
Memory clock speed	1512 MHz, 3 Gbps effective	1593 MHz (3.2 Gbps effective)
Memory type	HBM2e	HBM2e
High bandwidth memory (HBM)