GPU model | Aldebaran | Amethyst |
---|---|---|
GPU variant | Aldebaran | Amethyst XT |
Architecture | CDNA 2.0 | GCN 3.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 6 nm | 28 nm |
Number of transistors | 58,200 million | 5,000 million |
Die size | unknown | 366 mm² |
Release date | Dec 2021 | — |
---|---|---|
Generation | Radeon Instinct | — |
Production | Active | — |
Interface | PCIe 4.0 x16 | — |
Base clock | 1000 MHz | — |
---|---|---|
Boost clock | 1700 MHz | — |
Memory clock | 1600 MHz 3.2 Gbps effective | 1250 MHz 5 Gbps effective |
GPU clock | — | 723 MHz |
Memory size | 64 GB | 4 GB |
---|---|---|
Memory type | HBM2e | GDDR5 |
Memory bus width | 4096 bit | 256 bit |
Bandwidth | 1,638 GB/s | 160.0 GB/s |
Shading units | 6656 | 2048 |
---|---|---|
TMUs | 416 | 128 |
ROPs | 0 | 32 |
Compute units | 104 | 32 |
gpu.details.mcm | 1 | — |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 16 MB | 512 KB |
Pixel rate | 0 MPixel/s | 23.14 GPixel/s |
---|---|---|
Texture rate | 707.2 GTexel/s | 92.54 GTexel/s |
FP16 (half) performance | 181.0 TFLOPS (8:1) | 2.961 TFLOPS (1:1) |
FP32 (float) performance | 22.63 TFLOPS | 2.961 TFLOPS |
FP64 (double) performance | 22.63 TFLOPS (1:1) | 185.1 GFLOPS (1:16) |
Slot width | Dual-slot | MXM Module |
---|---|---|
Length | 267 mm 10.5 inches | — |
Width | 111 mm 4.4 inches | — |
TDP | 300 W | 250 W |
Suggested PSU | 700 W | — |
Outputs | No outputs | No outputs |
Power connectors | 2x 8-pin | None |
DirectX | — | 12 (12_0) |
---|---|---|
OpenGL | — | 4.6 |
OpenCL | 3.0 | 2.0 |
Vulkan | — | 1.2 |
Shader model | — | 6.3 |
Release date | — | Nov 23rd, 2014 |
---|---|---|
Generation | — | Crystal System (R9 M200) |
Production | — | End-of-life |
Interface | — | MXM-B (3.0) |
Predecessor | — | Solar System |
Successor | — | Mobility Radeon |