AMD Radeon Instinct MI250X vs NVIDIA A100 PCIe
Grafikprozessor
| GPU Name | Aldebaran | GA100 |
|---|---|---|
| GPU Variante | Aldebaran XT | — |
| Architektur | CDNA 2.0 | Ampere |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 6 nm | 7 nm |
| Transistoren | 58,200 million | 54,200 million |
| Chipgröße | unknown | 826 mm² |
Grafikkarte
| Veröffentlichungsdatum | Nov 8th, 2021 | Jun 22nd, 2020 |
|---|---|---|
| Generation | Radeon Instinct | Tesla |
| Produktion | unknown | Active |
| Businterface | PCIe 4.0 x16 | PCIe 4.0 x16 |
Takt-Geschwindigkeiten
| Basis-Taktfrequenz | 1000 MHz | 765 MHz |
|---|---|---|
| Boost-Takt | 1700 MHz | 1410 MHz |
| Speicher-Taktung | 1600 MHz 3.2 Gbps effective | 1215 MHz 2.4 Gbps effective |
| GPU-Taktung | — | 1410 MHz |
Speicher
| Speichergröße | 128 GB | 40 GB |
|---|---|---|
| Speichertyp | HBM2E | HBM2E |
| Speicherbus | 8192 bit | 5120 bit |
| Bandbreite | 3,277 GB/s | 1,555 GB/s |
Render-Konfiguration
| Shading-Einheiten | 14080 | 6912 |
|---|---|---|
| TMUs | 880 | 432 |
| ROPs | 0 | 160 |
| Compute Units | 220 | — |
| Cache L1 | 16 KB (per CU) | 192 KB (per SM) |
| Cache L2 | 16 MB | 40 MB |
| gpu.details.mcm | 2 | — |
| Anzahl SM | — | 108 |
| Tensor Cores | — | 432 |
Theoretische Leistung
| Pixelrate | 0 MPixel/s | 225.6 GPixel/s |
|---|---|---|
| Texturrate | 1,496 GTexel/s | 609.1 GTexel/s |
| FP16 (half) Leistung | 383.0 TFLOPS (8:1) | 77.97 TFLOPS (4:1) |
| FP32 (float) Leistung | 47.87 TFLOPS | 19.49 TFLOPS |
| FP64 (double) Leistung | 47.87 TFLOPS (1:1) | 9.746 TFLOPS (1:2) |
Boarddesign
| Steckplatzbreite | Dual-slot | Dual-slot |
|---|---|---|
| Länge | 267 mm 10.5 inches | 267 mm 10.5 inches |
| Breite | 111 mm 4.4 inches | — |
| TDP | 500 W | 250 W |
| Vorgeschlagenes Netzteil | 900 W | 600 W |
| Ausgabe | No outputs | No outputs |
| Stromverbindung | 2x 8-pin | 8-pin EPS |
| Board-Nummer | — | P1001 SKU 200 |
Grafik-Features
| DirectX | — | — |
|---|---|---|
| OpenGL | — | — |
| OpenCL | 3.0 | 3.0 |
| Vulkan | — | — |
| Shader-Modell | — | — |
| CUDA | — | 8.0 |
