NVIDIA A100 SXM4 40 GB videocard review

A100 SXM4 40 GB videocard released by NVIDIA; release date: 14 May 2020. The videocard is based on Ampere microarchitecture codenamed GA100.

Core clock speed - 1095 MHz. Boost clock speed - 1410 MHz. Texture fill rate - 609.1 GTexel/s. Pipelines - 6912. Manufacturing process technology - 7 nm. Transistors count - 54200 million. Power consumption (TDP) - 400 Watt.

Memory type: HBM2e. Maximum RAM amount - 40 GB. Memory bus width - 5120 bit. Memory clock speed - 1215 MHz (2.4 Gbps effective). Memory bandwidth - 1555 GB/s.

Benchmarks

Geekbench
OpenCL
Top 1 GPU
This GPU
237214
191749
GFXBench 4.0
Car Chase Offscreen
Top 1 GPU
This GPU
34770 Frames
21006 Frames
GFXBench 4.0
Car Chase Offscreen
Top 1 GPU
This GPU
34770.000 Fps
21006.000 Fps
GFXBench 4.0
Manhattan
Top 1 GPU
This GPU
27823 Frames
27823 Frames
GFXBench 4.0
Manhattan
Top 1 GPU
This GPU
27823.000 Fps
27823.000 Fps
GFXBench 4.0
T-Rex
Top 1 GPU
This GPU
51880 Frames
51880 Frames
GFXBench 4.0
T-Rex
Top 1 GPU
This GPU
51880.000 Fps
51880.000 Fps
Name Value
Geekbench - OpenCL 191749
GFXBench 4.0 - Car Chase Offscreen 21006 Frames
GFXBench 4.0 - Car Chase Offscreen 21006.000 Fps
GFXBench 4.0 - Manhattan 27823 Frames
GFXBench 4.0 - Manhattan 27823.000 Fps
GFXBench 4.0 - T-Rex 51880 Frames
GFXBench 4.0 - T-Rex 51880.000 Fps

Specifications (specs)

Essentials

Architecture Ampere
Code name GA100
Launch date 14 May 2020
Place in performance rating 1

Technical info

Boost clock speed 1410 MHz
Core clock speed 1095 MHz
Manufacturing process technology 7 nm
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
Pipelines 6912
Pixel fill rate 225.6 GPixel/s
Texture fill rate 609.1 GTexel/s
Thermal Design Power (TDP) 400 Watt
Transistor count 54200 million

Video outputs and ports

Display Connectors No outputs

Compatibility, dimensions and requirements

Form factor IGP
Interface PCIe 4.0 x16
Recommended system power (PSU) 800 Watt
Supplementary power connectors None

API support

OpenCL 3.0

Memory

High bandwidth memory (HBM)
Maximum RAM amount 40 GB
Memory bandwidth 1555 GB/s
Memory bus width 5120 bit
Memory clock speed 1215 MHz (2.4 Gbps effective)
Memory type HBM2e