NVIDIA A40 vs NVIDIA A100 SXM4 40 GB
Comparative analysis of NVIDIA A40 and NVIDIA A100 SXM4 40 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, PassMark - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the NVIDIA A40
- Videocard is newer: launch date 4 month(s) later
- Around 19% higher core clock speed: 1305 MHz vs 1095 MHz
- Around 23% higher boost clock speed: 1740 MHz vs 1410 MHz
- Around 56% higher pipelines: 10752 vs 6912
- Around 33% lower typical power consumption: 300 Watt vs 400 Watt
- Around 20% higher maximum memory size: 48 GB vs 40 GB
- Around 49% higher memory clock speed: 1812 MHz (14.5 Gbps effective) vs 1215 MHz (2.4 Gbps effective)
Launch date | 5 Oct 2020 vs 14 May 2020 |
Core clock speed | 1305 MHz vs 1095 MHz |
Boost clock speed | 1740 MHz vs 1410 MHz |
Pipelines | 10752 vs 6912 |
Thermal Design Power (TDP) | 300 Watt vs 400 Watt |
Maximum memory size | 48 GB vs 40 GB |
Memory clock speed | 1812 MHz (14.5 Gbps effective) vs 1215 MHz (2.4 Gbps effective) |
Reasons to consider the NVIDIA A100 SXM4 40 GB
- Around 4% higher texture fill rate: 609.1 GTexel/s vs 584.6 GTexel/s
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 7 nm vs 8 nm
- Around 4% better performance in Geekbench - OpenCL: 200556 vs 193736
Specifications (specs) | |
Texture fill rate | 609.1 GTexel/s vs 584.6 GTexel/s |
Manufacturing process technology | 7 nm vs 8 nm |
Benchmarks | |
Geekbench - OpenCL | 200556 vs 193736 |
Compare benchmarks
GPU 1: NVIDIA A40
GPU 2: NVIDIA A100 SXM4 40 GB
Geekbench - OpenCL |
|
|
Name | NVIDIA A40 | NVIDIA A100 SXM4 40 GB |
---|---|---|
Geekbench - OpenCL | 193736 | 200556 |
PassMark - G2D Mark | 627 | |
PassMark - G3D Mark | 14665 | |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 21006 | |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 21006 | |
GFXBench 4.0 - Manhattan (Frames) | 27823 | |
GFXBench 4.0 - Manhattan (Fps) | 27823 | |
GFXBench 4.0 - T-Rex (Frames) | 51880 | |
GFXBench 4.0 - T-Rex (Fps) | 51880 |
Compare specifications (specs)
NVIDIA A40 | NVIDIA A100 SXM4 40 GB | |
---|---|---|
Essentials |
||
Architecture | Ampere | Ampere |
Code name | GA102 | GA100 |
Launch date | 5 Oct 2020 | 14 May 2020 |
Place in performance rating | 54 | 9 |
Technical info |
||
Boost clock speed | 1740 MHz | 1410 MHz |
Core clock speed | 1305 MHz | 1095 MHz |
Manufacturing process technology | 8 nm | 7 nm |
Peak Double Precision (FP64) Performance | 1169 GFLOPS (1:32) | 9.746 TFLOPS (1:2) |
Peak Half Precision (FP16) Performance | 37.42 TFLOPS (1:1) | 77.97 TFLOPS (4:1) |
Peak Single Precision (FP32) Performance | 37.42 TFLOPS | 19.49 TFLOPS |
Pipelines | 10752 | 6912 |
Pixel fill rate | 194.9 GPixel/s | 225.6 GPixel/s |
Texture fill rate | 584.6 GTexel/s | 609.1 GTexel/s |
Thermal Design Power (TDP) | 300 Watt | 400 Watt |
Transistor count | 28300 million | 54200 million |
Video outputs and ports |
||
Display Connectors | 3x DisplayPort | 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) | 700 Watt | 800 Watt |
Supplementary power connectors | 8-pin EPS | None |
Width | 112 mm (4.4 inches) | |
API support |
||
DirectX | 12.2 | |
OpenCL | 3.0 | 3.0 |
OpenGL | 4.6 | |
Shader Model | 6.6 | |
Vulkan | ||
Memory |
||
Maximum RAM amount | 48 GB | 40 GB |
Memory bandwidth | 695.8 GB/s | 1555 GB/s |
Memory bus width | 384 bit | 5120 bit |
Memory clock speed | 1812 MHz (14.5 Gbps effective) | 1215 MHz (2.4 Gbps effective) |
Memory type | GDDR6 | HBM2e |
High bandwidth memory (HBM) |