AMD Radeon RX 9070 XT vs Nvidia B100

The B100 has 12x the memory and 12x the bandwidth.

At a glance

Memory

12x more on B100

Radeon RX 9070 XT: 16 GB

B100: 192 GB

Memory bandwidth

12x higher on B100

Radeon RX 9070 XT: 640 GB/s

B100: 8,000 GB/s

Cheapest on-demand

Radeon RX 9070 XT: $0.20 /GPU/hr

B100: --

Price comparison

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

Billing	Radeon RX 9070 XT	B100	Difference
On-demand	-- /GPU/hr from $0.20	No on-demand listings
Spot	-- /GPU/hr from $0.07	No spot listings

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. No median for on-demand and spot on the Radeon RX 9070 XT: we only show one when at least 3 providers list the GPU on that billing type. Verify before provisioning. More on how we price.

Specs comparison

Spec	Radeon RX 9070 XT	B100	Difference
Memory
Capacity	16 GB GDDR6	192 GB HBM3e	12x more on B100
Bandwidth	640 GB/s	8,000 GB/s	12x higher on B100
Bus width	256-bit
Compute · dense
FP4	Not supported	7,000 TFLOPS	B100 only
FP8	389 TFLOPS	3,500 TFLOPS	9x higher on B100
FP16 / BF16	195 TFLOPS	1,750 TFLOPS	9x higher on B100
INT8	389 TOPS	3,500 TOPS	9x higher on B100
FP32	48.7 TFLOPS	60 TFLOPS	23% higher on B100
FP64	Not supported	30 TFLOPS	B100 only
Platform
Interconnect	PCIe only	NVLink 1,800 GB/s	NVLink on B100 only
Released	Q1 2025	Q4 2024
Precision
Supported formats	FP8FP16BF16FP32INT4INT8	FP4FP6FP8FP16BF16TF32FP32FP64INT8