Spacemesh Initialization/Proofing Speed Calculator (Unofficial)

	A	B	C	D	E	F	G	H	I	J
1	python script for determining the speed: https://drive.google.com/file/d/1uXo2eEPODc83Cj4yzBG3XbnrywBhzDuw/view?usp=sharing
2	Check out more results in the "accepted" tab
3	graphics card	power draw (Watt)	GPU clock (MHz)	RAM clock (MHz)	Speed (MB/s)	Base GPU Model	Note	User		watt per MB/s
4	Radeon RX 580	120	1411	2080	c	AMD RX580	2,25 gb/hr	Odino1978
5	Nvidia Quadro P1000	47	1544	2504	c	Nvidia P1000	~660 mb/hr	Odino1978
6	AMD 6800XT FE	180	2140	2088	3.30	RX 6800XT	test by h9 pool cli, on-wall 195w, set memory to "fast timing", memory Freq 105% or 2088 Mhz, GPU Core Freq 90% or 2140 Mhz, Voltage 90%, tuned in AMD driver v23.11.1, Win10 x64	blockcaptain@proton.me	spreadsheet owner please contact me
7	RX 6600	140	2574	1750		RX 6600	5,75 gb/hr	Odino1978
8	RTX 3060 Mobile	115				RTX 3060 Mobile	3,95 gb/hr	IT
9	RTX 3060	170	1920	7301		RTX 3060	6,29 gb/hr	Odino1978
10	RTX 2060	115	1200	6801		RTX 2060	3,25 gb/hr	Odino1978
11	GTX 1650	75				GTX 1650	In progress	Odino1978
12	RX 6400	53				RX 6400	In progress	Odino1978
13	R7 370	85	1050	1400		R7 370	1,16 gb/hr	Odino1978
14	R9 270x	180	1070	1400		R9 270x	2 gb/hr	Odino1978

	A	B	C
1	Disclaimer: Please note that the calclulations below are an estimate at best, consider them a best case scenario as there are factors that may influence any results or estimates provided below.
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3
4	Proofing calculations		Notes
5	Disk Read Speed (MB/s)	170	Profiler reported speed *1024 (run profiler and define the threads (-t) and Nonces (-n) that you want to use for your Smesher)
6	SU's	128
7	POST Size (TiB)	8,000	Space allocated in Node
8	# of passes /12h	0,88	#of times the full allocated space can be read during proof submission. If red, it won't be able to submit Proofs
9	Nonces	288	More Nonces = higher chance to submit valid proofs on a single pass
10	Single pass Proof success %	99,92%	Chance that a single pass has to submit valid proofs
11	Proof Failure chance	100,0000%	Calculates the % where all passes will fail to find a proof
12	CPU Hash Rate	2800
13	K2PoW Time	01:04:17
14	Time to Submit Proofs	13:42:24	Time to submit proofs from the current POST size
15	Total Time for 1st pass	14:46:41	k2PoW and Proof submission.
16
17	Init ETA		Notes
18	GPU	AMD RX6800	Choose GPU from the list. If model not on list, ignore and manually input write speeds in B14
19	# of GPU's	1	Number of GPU's present in the system
20	Disk Average Write speed (MB/s)	2,76	Average number of Write speeds based on community's submissions.
21	Disk Average Write speed Override		Fill in average write speed during init in MB/s. Delete number to show B13's calculation
22	POST Size (TiB)	40	Space allocated in Node
23	Time in Hours to complete	4.221,32
24	GMT Time	0	Do + or - the GMT in your timezone
25	Estimated POST Completion time	08.01.2026 03:56:22
26	Epoch the Init will complete	64
27	Proof submission on:	18.01.2026 20:00:00
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29
30	Init Costs		Notes
31	Power Draw	200	Average number of power draw based on community's submissions
32	Power Draw Override		Fill in custom power draw based on your system's (GPU or total) reported power draw. Delete to show B25's calculation
33	KWh/TiB	21
34	KWh/POST	844	Calculates the total amount of KWh's consumed for the POST
35	KWh costs	0,28	KWh cost in local currency decimal point needs to be a comma, not a full stop
36	Power bill/POST	236	Total cost to Init
37
38
39	Current Epoch	52
40	Next Epoch	25.07.2025 08:00:00
41	Next Proofing Window Starts	20.07.2025 20:00:00
42	Next Proofing Window Ends	21.07.2025 08:00:00
43
44
45	Background data
46	Current Date	16.07.2025 06:37:09
47	Genesis	14.07.2023 08:00:00
48	PS1	04.01.2026 20:00:00
49	Base hash	500
50	Base k2pow time	00:02:30

	A	B	C	D	E	F	G	H	I
1	graphics card	power draw (Watt)	GPU clock (MHz)	RAM clock (MHz)	Speed (MB/s)	Watts Per MB Efficiency	Base GPU Model	Note	User
2	Asus Radeon RX 5500 8Gb	67	1860	1736	0,36	186,1111	AMD RX5500	1,2Gib/hr	WNFT
3	Powercolour Red Devil 5700XT	190	2090	1768	1,23	154,4715	AMD RX5700XT	Writing to a pretty slow archival drive.	Vimknight
4	Radeon RX 5700 XT	120	1400	1700	2,00	60,0000	AMD RX5700XT		heavyarms1912
5	Gigabyte Eagle RX 6600	100	-	-	1,66	60,2410	AMD RX6600	about 6gb/hr	AHolyDuck
6	AMD 6800 Reference	200	2250	1988	2,76	72,4638	AMD RX6800	~10gb/hr	Dumraden
7	RX 6950 XT	300			3,1	96,7742	AMD RX6950XT		Lothar1812
8	CMP 170HX	180	1450	1730	2,15	83,7209	CMP 170HX
9	nVIDIA CMP 90HX	240	default	default	2,62	91,6031	CMP 90HX	not able to tune it, locked BIOS	blockcaptain@proton.me
10	Nvidia GTX 1050 Ti	57	1733	3001	0,30	190,0000	Nvidia 1050TI	1Gib/hr	WNFT
11	Asus Strix 1080	140	1860	1128	0,70	200,0000	Nvidia 1080	i3-6100 on Windows 11 Pro 22H2	DeadFeet
12	GTX 1080ti	260	2037	5500	1,10	236,3636	Nvidia 1080TI		H.Mumbles
13	EVGA GTX 1080TI FTW3 Gaming	250	1683	11000	1,03	242,7184	Nvidia 1080TI		tD\|mArie
14	Gigabyte GTX 1660TI	120	1770	12000	0,85	141,1765	Nvidia 1660TI		tD\|mArie
15	MSI GeForce 2070 Super Ventus	210	1785	1750	1,25	168,0000	Nvidia 2070 Super	about 4.5GB/h	crpt_d
16	Nvidia RTX 3050 Laptop	50	1567	5500	0,75	66,6667	Nvidia 3050	2,5Gib/hr	WNFT
17	Nvidia 3060	80	1600	7300	2,00	40,0000	Nvidia 3060	3.3/12Gb mem -- 150Gb/D	Jonh
18	Nvidia 3060	80	1600	7300	2,00	40,0000	Nvidia 3060	3.3/12Gb mem -- 150Gb/D	Jonh
19	Dell 3060ti LHR	110	1500	7400	1,95	56,4103	Nvidia 3060TI	~7 gb/h	\|\|\|Max\|\|\|
20	Dell 3060ti LHR	130	1800	7400	2,20	59,0909	Nvidia 3060TI	~8 gb/hr	\|\|\|Max\|\|\|
21	Gigabyte Eagle 3060ti	139	1770	6800	2,25	61,7778	Nvidia 3060TI	win10 afterburner: PL=70% coreOffset+150	Taburet
22	Asus Dual OC 4060 Ti	100	2505	8750	1,70	58,8235	Nvidia 3060TI	PL: 60%	zyzzyva
23	Nvidia RTX 3070 (ASUS TUF)	240	1875	7800	2,50	96,0000	Nvidia 3070		Zeplock
24	Gigabyte Gaming 3080	280	1845	9251	3,07	91,2052	Nvidia 3080		cipoint
25	3080FE	220	1710	9651	3,00	73,3333	Nvidia 3080	~10gb/hr	CVB
26	3080FE	320	1440		3,08	103,8961	Nvidia 3080		Juanmix
27	Nvidia 3080FE	290	1800 (-150)	9701 (+450)	3,60	80,5556	Nvidia 3080	msi afterburner settings. Power limit 110%	dmg
28	MSI Nvidia GeForce RTX 3080	285	1989	9580	3,50	81,4286	Nvidia 3080		H.Mumbles
29	Gigabyte Aorus 3080	300	1900	9200	3,5	85,7143	Nvidia 3080	13 GiB/hr	Lin14
30	NVidia 3080TI FE	280	1665	9251	3,40	82,3529	Nvidia 3080TI		cipoint
31	NVidia 3080TI FE	350	-	-	3,65	95,8904	Nvidia 3080TI		cipoint
32	NVidia 3080TI FE	400	-	-	3,67	108,9918	Nvidia 3080TI		cipoint
33	Zotac 3080TI Trinity	280	1590	9251	3,22	86,9565	Nvidia 3080TI		cipoint
34	3080TI	350			3,70	94,5946	Nvidia 3080TI	Average of 4 3080TI over 10 minutes	WayneWayner
35	Gigabyte 3080ti Vision OC 12g	350	1845		3,70	94,5946	Nvidia 3080TI		solarsun
36	NVidia 3080TI FE	280	1665	9251	3,40	82,3529	Nvidia 3080TI		cipoint
37	EVGA RTX 3080Ti	400	1900	9251	3,89	102,8278	Nvidia 3080TI		Stizerg
38	MSI Nvidia GeForce RTX 3090	410	1890		4,06	100,9852	Nvidia 3090	~14.6GiB/hr	Emin7
39	MSI Nvidia GeForce RTX 3090	340	1750	9500	3,80	89,4737	Nvidia 3090		Unstablebug
40	MSI Nvidia GeForce RTX 3090	340	1800	10000	4,00	85,0000	Nvidia 3090		Unstablebug
41	Zotac 3090TI AMP Extreme Holo	440	1965	10251	4,10	107,3171	Nvidia 3090TI	about 14.8GB/h	crpt_d
42	EVGA RTX 3090TI FTW3 ULTRA Gaming	450	1920	21000	4,26	105,6338	Nvidia 3090TI	ram clock looks strange - but acc. to evga.com	tD\|mArie
43	Palit Game Rock RTX 4070 Ti	150	2310	10251	3	50,0000	Nvidia 4070TI	10Gib/hr	WNFT
44	Gigabyte RTX 4080	231	2750	10802	4,85	47,5994	Nvidia 4080	AB(core+150 PL=70%) 16GiB = 59min	Taburet
45	MSI Nvidia GeForce RTX 4090	360	2700	11250	7,00	51,4286	Nvidia 4090	TDP 80%	Unstablebug
46	MSI Nvidia GeForce RTX 4090	450	2750	10250	7,13	63,1136	Nvidia 4090	TDP 100%	Unstablebug
47	MSI Nvidia GeForce RTX 4090	450	2820	11250	7,36	61,1413	Nvidia 4090	TDP 100%	Unstablebug
48	KFA2 RTX 4090 ST V2 OC	450	2520	10501	6,21	72,4638	Nvidia 4090		tD\|mArie
49	AMP Nvidia GeForce RTX 4090	350	2900	10250	6,83	51,2445	Nvidia 4090		c
50	Palit RTX 4090	311	2662	10251	6,58	47,2501	Nvidia 4090	AB(core+250 PL=70%) 32GiB = 87min	Taburet
51	TUF RTX 4090	450			7,09	63,4697	Nvidia 4090		Lothar1812
52	Nvidia A100-SXM4-40GB	360	1215	1410	5,19	69,3642	Nvidia A100	18.25 gb/hr	DeadFeet
53	Tesla V100 (AWS p3.2xlarge)				2,13	0,0000	Nvidia Tesla V100	~180gb/day
54	NVIDIA Titan RTX	280	1890	7000	1,90	147,3684	Nvidia Titan RTX		H.Mumbles

	A	B	C	D	E	F	G	H	I
1	graphics card	power draw (Watt)	GPU clock (MHz)	RAM clock (MHz)	Speed (MB/s)	Watts Per MB Efficiency		Note	User
2	MSI Nvidia GeForce RTX 4090	450	2820	11250	7,36	61,1413	Nvidia 4090	TDP 100%	Unstablebug
3	MSI Nvidia GeForce RTX 4090	450	2750	10250	7,13	63,1136	Nvidia 4090	TDP 100%	Unstablebug
4	TUF RTX 4090	450			7,09	63,4697	Nvidia 4090		Lothar1812
5	MSI Nvidia GeForce RTX 4090	360	2700	11250	7,00	51,4286	Nvidia 4090	TDP 80%	Unstablebug
6	AMP Nvidia GeForce RTX 4090	350	2900	10250	6,83	51,2445	Nvidia 4090		c
7	Palit RTX 4090	311	2662	10251	6,58	47,2501	Nvidia 4090	AB(core+250 PL=70%) 32GiB = 87min	Taburet
8	KFA2 RTX 4090 ST V2 OC	450	2520	10501	6,21	72,4638	Nvidia 4090		tD\|mArie
9	Nvidia A100-SXM4-40GB	360	1215	1410	5,19	69,3642	Nvidia A100	18.25 gb/hr	DeadFeet
10	Gigabyte RTX 4080	231	2750	10802	4,85	47,5994	Nvidia 4080	AB(core+150 PL=70%) 16GiB = 59min	Taburet
11	MSI Nvidia GeForce RTX 3090	410	1890		4,06	100,9852	Nvidia 3090	~14.6GiB/hr	Emin7
12	MSI Nvidia GeForce RTX 3090	340	1800	10000	4,00	85,0000	Nvidia 3090		Unstablebug
13	EVGA RTX 3080Ti	400	1900	9251	3,89	102,8278	Nvidia 3080TI		Stizerg
14	MSI Nvidia GeForce RTX 3090	340	1750	9500	3,80	89,4737	Nvidia 3090		Unstablebug
15	3080TI	350			3,70	94,5946	Nvidia 3080TI	Average of 4 3080TI over 10 minutes	WayneWayner
16	Gigabyte 3080ti Vision OC 12g	350	1845		3,70	94,5946	Nvidia 3080TI		solarsun
17	NVidia 3080TI FE	400	-	-	3,67	108,9918	Nvidia 3080TI		cipoint
18	NVidia 3080TI FE	350	-	-	3,65	95,8904	Nvidia 3080TI		cipoint
19	Nvidia 3080FE	290	1800 (-150)	9701 (+450)	3,60	80,5556	Nvidia 3080	msi afterburner settings. Power limit 110%	dmg
20	MSI Nvidia GeForce RTX 3080	285	1989	9580	3,50	81,4286	Nvidia 3080		H.Mumbles
21	Gigabyte Aorus 3080	300	1900	9200	3,5	85,7143	Nvidia 3080	13 GiB/hr	Lin14
22	NVidia 3080TI FE	280	1665	9251	3,40	82,3529	Nvidia 3080TI		cipoint
23	NVidia 3080TI FE	280	1665	9251	3,40	82,3529	Nvidia 3080TI		cipoint
24	Zotac 3080TI Trinity	280	1590	9251	3,22	86,9565	Nvidia 3080TI		cipoint
25	RX 6950 XT	300			3,1	96,7742	AMD RX6950XT		Lothar1812
26	3080FE	320	1440		3,08	103,8961	Nvidia 3080		Juanmix
27	Gigabyte Gaming 3080	280	1845	9251	3,07	91,2052	Nvidia 3080		cipoint
28	3080FE	220	1710	9651	3,00	73,3333	Nvidia 3080	~10gb/hr	CVB
29	Palit Game Rock RTX 4070 Ti	150	2310	10251	3	50,0000	Nvidia 4070TI	10Gib/hr	WNFT
30	AMD 6800 Reference	200	2250	1988	2,76	72,4638	AMD RX6800	~10gb/hr	Dumraden
31	nVIDIA CMP 90HX	240	default	default	2,62	91,6031	CMP 90HX	not able to tune it, locked BIOS	blockcaptain@proton.me
32	Nvidia RTX 3070 (ASUS TUF)	240	1875	7800	2,50	96,0000	Nvidia 3070		Zeplock
33	Gigabyte Eagle 3060ti	139	1770	6800	2,25	61,7778	Nvidia 3060TI	win10 afterburner: PL=70% coreOffset+150	Taburet
34	Dell 3060ti LHR	130	1800	7400	2,20	59,0909	Nvidia 3060TI	~8 gb/hr	\|\|\|Max\|\|\|
35	CMP 170HX	180	1450	1730	2,15	83,7209	CMP 170HX
36	Tesla V100 (AWS p3.2xlarge)				2,13	0,0000	Nvidia Tesla V100	~180gb/day
37	Radeon RX 5700 XT	120	1400	1700	2,00	60,0000	AMD RX5700XT		heavyarms1912
38	Nvidia 3060	80	1600	7300	2,00	40,0000	Nvidia 3060	3.3/12Gb mem -- 150Gb/D	Jonh
39	Nvidia 3060	80	1600	7300	2,00	40,0000	Nvidia 3060	3.3/12Gb mem -- 150Gb/D	Jonh
40	Dell 3060ti LHR	110	1500	7400	1,95	56,4103	Nvidia 3060TI	~7 gb/h	\|\|\|Max\|\|\|
43	NVIDIA Titan RTX	280	1890	7000	1,90	147,3684	Nvidia Titan RTX		H.Mumbles
44	Asus Dual OC 4060 Ti	100	2505	8750	1,70	58,8235	Nvidia 3060TI	PL: 60%	zyzzyva
45	Gigabyte Eagle RX 6600	100	-	-	1,66	60,2410	AMD RX6600	about 6gb/hr	AHolyDuck
46	MSI GeForce 2070 Super Ventus	210	1785	1750	1,25	168,0000	Nvidia 2070 Super	about 4.5GB/h	crpt_d
47	Powercolour Red Devil 5700XT	190	2090	1768	1,23	154,4715	AMD RX5700XT	Writing to a pretty slow archival drive.	Vimknight
48	GTX 1080ti	260	2037	5500	1,10	236,3636	Nvidia 1080TI		H.Mumbles
49	EVGA GTX 1080TI FTW3 Gaming	250	1683	11000	1,03	242,7184	Nvidia 1080TI		tD\|mArie
50	Gigabyte GTX 1660TI	120	1770	12000	0,85	141,1765	Nvidia 1660TI		tD\|mArie
51	Nvidia RTX 3050 Laptop	50	1567	5500	0,75	66,6667	Nvidia 3050	2,5Gib/hr	WNFT
52	Asus Strix 1080	140	1860	1128	0,70	200,0000	Nvidia 1080	i3-6100 on Windows 11 Pro 22H2	DeadFeet
53	Asus Radeon RX 5500 8Gb	67	1860	1736	0,36	186,1111	AMD RX5500	1,2Gib/hr	WNFT
54	Nvidia GTX 1050 Ti	57	1733	3001	0,30	190,0000	Nvidia 1050TI	1Gib/hr	WNFT