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Hermann-SW/stacking.Instinct_MI50s.jscad

Created November 5, 2025 22:00
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Simple stacking model allowing AMD Instinct MI50 GPUs to be operated by Riser cards from side
Raw
stacking.Instinct_MI50s.jscad
"use strict"
const jscad = require('@jscad/modeling')
const { intersect, subtract, union } = jscad.booleans
const { translate } = jscad.transforms
const { cuboid } = jscad.primitives
const L=112
const H=41+12
const W=10
const T=5
const D=20
const w=3
const t=2.5
const d=8
function main() {
return [
subtract(
union(
translate([0,0,10/2], cuboid({size: [L+2*W,D,T+10]})),
translate([L/2+W/2,0,(T+H)/2-T/2], cuboid({size: [W,2*D,T+H]})),
translate([-(L/2+W/2),0,(T+H)/2-T/2], cuboid({size: [W,2*D,T+H]})),
translate([(L+W)/2,0,T+H-t/2], cuboid({size: [w,d,t]})),
translate([-(L+W)/2,0,T+H-t/2], cuboid({size: [w,d,t]})),
),
translate([(L+W)/2,0,-T/2+t/2], cuboid({size: [w+0.3,d+0.3,t+0.3]})),
translate([-(L+W)/2,0,-T/2+t/2], cuboid({size: [w+0.3,d+0.3,t+0.3]})),
)
]
}
module.exports = { main }
@Hermann-SW
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Author

Hermann-SW commented Nov 12, 2025

Function test with gpuowl benchmark:

GPU UUID us/iter (*) ID VRAM[GB]
4124412172e62126 537 0 32
c49e19417337ece3 529 1 16
6a0e7961732c730d 530 2 16
13c24061732c730c 530 3 16
304c70e172dc768c 514 4 16
6e56508172dc76b6 514 5 16
d64a58a17330f0ed 529 6 16
f890794172e62691 531 7 16 
hermann@7600x:~$ cd gpuowl-v7.2-131-gca22dce-ubuntu/
hermann@7600x:~/gpuowl-v7.2-131-gca22dce-ubuntu$ for((d=0;d<8;++d)); do rm -rf 77* && ./gpuowl -prp 77936867 -iters 30000 -log 10000 -fft 4M -d $d; echo "================================================"; done
20251112 20:58:39  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:58:39  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:58:39  Note: not found 'config.txt'
20251112 20:58:39  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 0 
20251112 20:58:39  device 0, unique id '4124412172e62126'
20251112 20:58:39 4124412172e62126 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 20:58:39 4124412172e62126 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 20:58:40 4124412172e62126 77936867 OpenCL compilation in 0.79 s
20251112 20:58:40 4124412172e62126 77936867 PRP starting from beginning
20251112 20:58:40 4124412172e62126 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 20:58:40 4124412172e62126 77936867 validating proof residues for power 8
20251112 20:58:40 4124412172e62126 77936867 Proof using power 8
20251112 20:58:46 4124412172e62126 77936867 OK     10000   0.01% fc4f135f7cf4ad29  535 us/it + check 0.27s + save 0.09s; ETA 11:35
20251112 20:58:52 4124412172e62126 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  537 us/it + check 0.27s + save 0.09s; ETA 11:37
20251112 20:58:57 4124412172e62126 77936867 Stopping, please wait..
20251112 20:58:58 4124412172e62126 77936867 OK     30000   0.04% c4e0ff35e3290d98  537 us/it + check 0.27s + save 0.09s; ETA 11:37
20251112 20:58:58 4124412172e62126  Exiting because "stop requested"
20251112 20:58:58 4124412172e62126  Bye
================================================
20251112 20:58:58  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:58:58  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:58:58  Note: not found 'config.txt'
20251112 20:58:58  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 1 
20251112 20:58:58  device 1, unique id 'c49e19417337ece3'
20251112 20:58:58 c49e19417337ece3 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 20:58:58 c49e19417337ece3 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 20:58:58 c49e19417337ece3 77936867 OpenCL compilation in 0.78 s
20251112 20:58:59 c49e19417337ece3 77936867 PRP starting from beginning
20251112 20:58:59 c49e19417337ece3 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 20:58:59 c49e19417337ece3 77936867 validating proof residues for power 8
20251112 20:58:59 c49e19417337ece3 77936867 Proof using power 8
20251112 20:59:05 c49e19417337ece3 77936867 OK     10000   0.01% fc4f135f7cf4ad29  529 us/it + check 0.28s + save 0.09s; ETA 11:27
20251112 20:59:10 c49e19417337ece3 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  529 us/it + check 0.28s + save 0.08s; ETA 11:28
20251112 20:59:16 c49e19417337ece3 77936867 Stopping, please wait..
20251112 20:59:16 c49e19417337ece3 77936867 OK     30000   0.04% c4e0ff35e3290d98  529 us/it + check 0.28s + save 0.09s; ETA 11:27
20251112 20:59:16 c49e19417337ece3  Exiting because "stop requested"
20251112 20:59:16 c49e19417337ece3  Bye
================================================
20251112 20:59:16  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:59:16  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:59:16  Note: not found 'config.txt'
20251112 20:59:16  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 2 
20251112 20:59:16  device 2, unique id '6a0e7961732c730d'
20251112 20:59:16 6a0e7961732c730d 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 20:59:16 6a0e7961732c730d 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 20:59:17 6a0e7961732c730d 77936867 OpenCL compilation in 0.78 s
20251112 20:59:17 6a0e7961732c730d 77936867 PRP starting from beginning
20251112 20:59:17 6a0e7961732c730d 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 20:59:17 6a0e7961732c730d 77936867 validating proof residues for power 8
20251112 20:59:17 6a0e7961732c730d 77936867 Proof using power 8
20251112 20:59:23 6a0e7961732c730d 77936867 OK     10000   0.01% fc4f135f7cf4ad29  528 us/it + check 0.28s + save 0.09s; ETA 11:26
20251112 20:59:29 6a0e7961732c730d 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  530 us/it + check 0.28s + save 0.08s; ETA 11:28
20251112 20:59:34 6a0e7961732c730d 77936867 Stopping, please wait..
20251112 20:59:34 6a0e7961732c730d 77936867 OK     30000   0.04% c4e0ff35e3290d98  530 us/it + check 0.28s + save 0.08s; ETA 11:28
20251112 20:59:34 6a0e7961732c730d  Exiting because "stop requested"
20251112 20:59:34 6a0e7961732c730d  Bye
================================================
20251112 20:59:34  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:59:34  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:59:34  Note: not found 'config.txt'
20251112 20:59:34  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 3 
20251112 20:59:34  device 3, unique id '13c24061732c730c'
20251112 20:59:34 13c24061732c730c 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 20:59:34 13c24061732c730c 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 20:59:35 13c24061732c730c 77936867 OpenCL compilation in 0.78 s
20251112 20:59:35 13c24061732c730c 77936867 PRP starting from beginning
20251112 20:59:36 13c24061732c730c 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 20:59:36 13c24061732c730c 77936867 validating proof residues for power 8
20251112 20:59:36 13c24061732c730c 77936867 Proof using power 8
20251112 20:59:41 13c24061732c730c 77936867 OK     10000   0.01% fc4f135f7cf4ad29  529 us/it + check 0.28s + save 0.09s; ETA 11:28
20251112 20:59:47 13c24061732c730c 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  530 us/it + check 0.28s + save 0.09s; ETA 11:29
20251112 20:59:52 13c24061732c730c 77936867 Stopping, please wait..
20251112 20:59:53 13c24061732c730c 77936867 OK     30000   0.04% c4e0ff35e3290d98  530 us/it + check 0.29s + save 0.09s; ETA 11:29
20251112 20:59:53 13c24061732c730c  Exiting because "stop requested"
20251112 20:59:53 13c24061732c730c  Bye
================================================
20251112 20:59:53  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:59:53  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 20:59:53  Note: not found 'config.txt'
20251112 20:59:53  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 4 
20251112 20:59:53  device 4, unique id '304c70e172dc768c'
20251112 20:59:53 304c70e172dc768c 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 20:59:53 304c70e172dc768c 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 20:59:54 304c70e172dc768c 77936867 OpenCL compilation in 0.78 s
20251112 20:59:54 304c70e172dc768c 77936867 PRP starting from beginning
20251112 20:59:54 304c70e172dc768c 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 20:59:54 304c70e172dc768c 77936867 validating proof residues for power 8
20251112 20:59:54 304c70e172dc768c 77936867 Proof using power 8
20251112 21:00:00 304c70e172dc768c 77936867 OK     10000   0.01% fc4f135f7cf4ad29  514 us/it + check 0.28s + save 0.09s; ETA 11:08
20251112 21:00:05 304c70e172dc768c 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  515 us/it + check 0.28s + save 0.09s; ETA 11:08
20251112 21:00:10 304c70e172dc768c 77936867 Stopping, please wait..
20251112 21:00:11 304c70e172dc768c 77936867 OK     30000   0.04% c4e0ff35e3290d98  514 us/it + check 0.28s + save 0.08s; ETA 11:08
20251112 21:00:11 304c70e172dc768c  Exiting because "stop requested"
20251112 21:00:11 304c70e172dc768c  Bye
================================================
20251112 21:00:11  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 21:00:11  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 21:00:11  Note: not found 'config.txt'
20251112 21:00:11  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 5 
20251112 21:00:11  device 5, unique id '6e56508172dc76b6'
20251112 21:00:11 6e56508172dc76b6 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 21:00:11 6e56508172dc76b6 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 21:00:12 6e56508172dc76b6 77936867 OpenCL compilation in 0.78 s
20251112 21:00:12 6e56508172dc76b6 77936867 PRP starting from beginning
20251112 21:00:12 6e56508172dc76b6 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 21:00:12 6e56508172dc76b6 77936867 validating proof residues for power 8
20251112 21:00:12 6e56508172dc76b6 77936867 Proof using power 8
20251112 21:00:18 6e56508172dc76b6 77936867 OK     10000   0.01% fc4f135f7cf4ad29  514 us/it + check 0.28s + save 0.08s; ETA 11:08
20251112 21:00:23 6e56508172dc76b6 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  514 us/it + check 0.28s + save 0.08s; ETA 11:08
20251112 21:00:28 6e56508172dc76b6 77936867 Stopping, please wait..
20251112 21:00:29 6e56508172dc76b6 77936867 OK     30000   0.04% c4e0ff35e3290d98  514 us/it + check 0.28s + save 0.08s; ETA 11:08
20251112 21:00:29 6e56508172dc76b6  Exiting because "stop requested"
20251112 21:00:29 6e56508172dc76b6  Bye
================================================
20251112 21:00:29  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 21:00:29  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 21:00:29  Note: not found 'config.txt'
20251112 21:00:29  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 6 
20251112 21:00:29  device 6, unique id 'd64a58a17330f0ed'
20251112 21:00:29 d64a58a17330f0ed 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 21:00:29 d64a58a17330f0ed 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 21:00:29 d64a58a17330f0ed 77936867 OpenCL compilation in 0.78 s
20251112 21:00:30 d64a58a17330f0ed 77936867 PRP starting from beginning
20251112 21:00:30 d64a58a17330f0ed 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 21:00:30 d64a58a17330f0ed 77936867 validating proof residues for power 8
20251112 21:00:30 d64a58a17330f0ed 77936867 Proof using power 8
20251112 21:00:36 d64a58a17330f0ed 77936867 OK     10000   0.01% fc4f135f7cf4ad29  530 us/it + check 0.28s + save 0.09s; ETA 11:28
20251112 21:00:41 d64a58a17330f0ed 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  530 us/it + check 0.28s + save 0.11s; ETA 11:28
20251112 21:00:47 d64a58a17330f0ed 77936867 Stopping, please wait..
20251112 21:00:47 d64a58a17330f0ed 77936867 OK     30000   0.04% c4e0ff35e3290d98  529 us/it + check 0.28s + save 0.09s; ETA 11:27
20251112 21:00:47 d64a58a17330f0ed  Exiting because "stop requested"
20251112 21:00:47 d64a58a17330f0ed  Bye
================================================
20251112 21:00:47  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 21:00:47  GpuOwl VERSION v7.2-131-gca22dce-dirty
20251112 21:00:47  Note: not found 'config.txt'
20251112 21:00:47  config: -prp 77936867 -iters 30000 -log 10000 -fft 4M -d 7 
20251112 21:00:47  device 7, unique id 'f890794172e62691'
20251112 21:00:47 f890794172e62691 77936867 FFT: 4M 1K:8:256 (18.58 bpw)
20251112 21:00:47 f890794172e62691 77936867 OpenCL args "-DEXP=77936867u -DWIDTH=1024u -DSMALL_HEIGHT=256u -DMIDDLE=8u -DAMDGPU=1 -DMM_CHAIN=1u -DMM2_CHAIN=2u -DWEIGHT_STEP=0.33644726404543274 -DIWEIGHT_STEP=-0.25174750481886216 -DIWEIGHTS={0,-0.44011820345520131,-0.37306474779553728,-0.29798072935699788,-0.21390437908665341,-0.11975874301407295,-0.014337887291734644,-0.44814572555075455,} -DFWEIGHTS={0,0.78609128957452257,0.5950610473469905,0.42446232150303748,0.2721098723818392,0.1360521812214803,0.014546452690911484,0.81207258201996746,}  -cl-std=CL2.0 -cl-finite-math-only "
20251112 21:00:48 f890794172e62691 77936867 OpenCL compilation in 0.73 s
20251112 21:00:48 f890794172e62691 77936867 PRP starting from beginning
20251112 21:00:48 f890794172e62691 77936867 OK         0 on-load: blockSize 400, 0000000000000003
20251112 21:00:48 f890794172e62691 77936867 validating proof residues for power 8
20251112 21:00:48 f890794172e62691 77936867 Proof using power 8
20251112 21:00:54 f890794172e62691 77936867 OK     10000   0.01% fc4f135f7cf4ad29  525 us/it + check 0.26s + save 0.09s; ETA 11:21
20251112 21:01:00 f890794172e62691 77936867 OK     20000   0.03% 3cd1bd9d5e09cbc5  526 us/it + check 0.26s + save 0.09s; ETA 11:23
20251112 21:01:05 f890794172e62691 77936867 Stopping, please wait..
20251112 21:01:05 f890794172e62691 77936867 OK     30000   0.04% c4e0ff35e3290d98  531 us/it + check 0.26s + save 0.09s; ETA 11:30
20251112 21:01:05 f890794172e62691  Exiting because "stop requested"
20251112 21:01:05 f890794172e62691  Bye
================================================
hermann@7600x:~/gpuowl-v7.2-131-gca22dce-ubuntu$

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