Server explorer

Choose how big your data is and how much throughput you need. Each point is a benchmarked instance × disk; everything right of the target line clears your requirement, and the cheapest of those is the pick.

Workload mixed_90_10Concurrency 32PostgreSQL 17Region us-east-1Pricing on-demand

Dataset size

Target throughput

35,000 RPS

Cheapest that clears targetm8g.largegp3-baseline · Graviton

$82/mo

45,515RPS · 1.3×

Safe pick · ≥20% headroomm8g.largegp3-baseline · Graviton

$82/mo

45,515RPS · 1.3×

Best RPS per $/hrc8i.largegp3-baseline · x86-64

52,203RPS

451,476RPS/$·hr

30 of 52 configs clear 35,000 RPS at 1 GB. The cheapest is m8g.large on gp3-baseline at $82/mo. Points are instance × disk; the dashed line is the cost/performance frontier; arm64 (Graviton) is green, x86-64 slate.

Instance	Disk	RPS	Headroom	$/mo	RPS / $·hr	Arch
m8g.largecheapest	gp3-baseline	45,515	1.3×	$82	407,555	Graviton
c8i.large	gp3-baseline	52,203	1.5×	$84	451,476	x86-64
m7i.large	gp3-baseline	41,305	1.2×	$90	336,586	x86-64
r8g.large	gp3-baseline	38,531	1.1×	$92	304,746	Graviton
m7g.xlarge	gp3-baseline	58,726	1.7×	$135	317,234	Graviton
m8g.xlarge	gp3-baseline	70,871	2.0×	$147	351,826	Graviton
c8i.xlarge	gp3-baseline	64,585	1.8×	$153	308,522	x86-64
m5.xlarge	gp3-baseline	39,959	1.1×	$156	186,794	x86-64
m7i.xlarge	gp3-baseline	65,582	1.9×	$163	293,410	x86-64
r8g.xlarge	gp3-baseline	64,627	1.8×	$169	279,821	Graviton
m8g.large	gp3-max	38,463	1.1×	$182	154,678	Graviton
c8i.large	gp3-max	53,444	1.5×	$184	211,563	x86-64
m7i.large	gp3-max	41,465	1.2×	$190	159,663	x86-64
r8g.large	gp3-max	39,039	1.1×	$192	148,198	Graviton
m7g.xlarge	gp3-max	57,738	1.6×	$235	179,252	Graviton
m8g.xlarge	gp3-max	67,428	1.9×	$247	199,242	Graviton
c8i.xlarge	gp3-max	69,067	2.0×	$253	199,429	x86-64
m7g.2xlarge	gp3-baseline	77,197	2.2×	$254	221,629	Graviton
m5.xlarge	gp3-max	39,479	1.1×	$256	112,506	x86-64
m7i.xlarge	gp3-max	60,805	1.7×	$263	168,667	x86-64
r8g.xlarge	gp3-max	69,292	2.0×	$269	188,322	Graviton
m8g.2xlarge	gp3-baseline	81,451	2.3×	$278	213,807	Graviton
c8i.2xlarge	gp3-baseline	86,470	2.5×	$290	217,941	x86-64
m5.2xlarge	gp3-baseline	51,445	1.5×	$296	126,737	x86-64
m7i.2xlarge	gp3-baseline	73,190	2.1×	$310	172,163	x86-64
m7g.2xlarge	gp3-max	67,275	1.9×	$354	138,625	Graviton
m8g.2xlarge	gp3-max	81,697	2.3×	$378	157,734	Graviton
c8i.2xlarge	gp3-max	61,139	1.7×	$390	114,547	x86-64
m5.2xlarge	gp3-max	51,430	1.5×	$396	94,731	x86-64
m7i.2xlarge	gp3-max	77,126	2.2×	$410	137,210	x86-64