Nvidia B300 vs Nvidia GH200

Two Nvidia data center GPUs, one Blackwell Ultra and one Grace Hopper: 288 GB HBM3e against 96 GB HBM3 and 2x the memory bandwidth on the B300.

At a glance

Memory

B300: 288 GB
GH200: 96 GB

3x more on B300

Memory bandwidth

B300: 8.00 TB/s
GH200: 4.00 TB/s

2x higher on B300

Cheapest on-demand

B300: $4.95 /GPU/hr
GH200: $2.29 /GPU/hr

2.2x more expensive on B300

Price comparison

Median price per GPU per hour by billing type, with the cheapest listing under it.

Billing	B300	GH200	Difference
On-demand	$7.67 /GPU/hr from $4.95	$2.52 /GPU/hr from $2.29	3x more expensive on B300
Reserved	$5.70 /GPU/hr from $4.25	No reserved listings
Spot	$5.71 /GPU/hr from $4.30	Sold out

Heads up: A provider's own page may quote a different figure, for example on tax, region or a promotion. A monthly-only plan shows a derived hourly rate. Medians are across providers, one vote each, so a large catalog does not outweigh a small one. Verify before provisioning. More on how we price.

Price history

B300 vs GH200 price history

Weekly median on-demand price per GPU per hour

Last 12 months

Aggregating historical prices...

Specs comparison

Spec	B300	GH200	Difference
Memory
Capacity	288 GB HBM3e	96 GB HBM3	3x more on B300
Bandwidth	8,000 GB/s	4,000 GB/s	2x higher on B300
Bus width	8,192-bit
Compute · dense
FP4	14,000 TFLOPS	Not supported	B300 only
FP8	4,500 TFLOPS	1,979 TFLOPS	2.3x higher on B300
FP16 / BF16	2,250 TFLOPS	989.5 TFLOPS	2.3x higher on B300
INT8	153.5 TOPS	1,979 TOPS	13x higher on GH200
FP32	75 TFLOPS	67 TFLOPS	1.1x higher on B300
FP64	1.2 TFLOPS	34 TFLOPS	28x higher on GH200
Platform
Interconnect	NVLink 1,800 GB/s	NVLink 900 GB/s	2x higher on B300
Released	Q1 2025	Q2 2023	2 years newer on B300
Precision
Supported formats	FP4FP6FP8FP16BF16TF32FP32FP64INT8	FP8FP16BF16TF32FP32FP64INT8

Compute: Vendor peak figures, dense and per GPU. Not measured throughput.

Source: B300 datasheet and GH200 datasheet.

Where to rent them

Providers listing these GPUs, those with both first, so you can switch without moving clouds.

Provider	B300 /GPU/hr	GH200 /GPU/hr
Runcrate	On-Demand $4.95	On-Demand $2.52
Sesterce	On-Demand $4.95	On-Demand $2.52
Lium	On-Demand $8.00	--
Vast.ai	On-Demand $9.38	--
EmpirioLabs AI	On-Demand $16.00	--
TheAI Cloud	Reserved (24mo) $4.90	--
GPUaaS	Custom on request	--
Packet·ai	Custom on request	--
Lambda Labs	--	On-Demand $2.29
CoreWeave	--	On-Demand $6.50
Vultr	--	Spot $1.99