Side-by-side, with the numbers that matter.

Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.

Rig A

MSI · gpu

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Rig B

AMD · accelerator

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0 of 43 fields comparable

Spec	MSI GeForce RTX 5090 Suprim Liquid	AMD Instinct MI355X
AIO Radiator MM	360	—
Bandwidth GB S	1,792	—
Bf16 Matrix Pflops Dense	—	2.5
Bf16 Matrix Pflops Sparse	—	5
Compute Capability Digits	120	—
Compute Units	—	256
Cooling	—	direct liquid cooling (air-cooled option available)
Form factor	—	OAM
Fp16 Matrix Pflops Dense	—	2.5
Fp16 Matrix Pflops Sparse	—	5
Fp32 Vector Tflops	—	157.3
Fp64 Matrix Tflops	—	78.6
FP8 Matrix Pflops Dense	—	5
FP8 Matrix Pflops Sparse	—	10.1
HBM (GB)	—	288
HBM Type	—	HBM3E
Helios Gpus PER Rack	—	72
Launch Price USD	2,499.99	—
Memory bandwidth (TB/s)	—	8
Memory BUS Bits	512	—
Memory Speed Gbps	28	—
Model	G5090-32SLS (RTX 5090 32G SUPRIM LIQUID SOC)	—
MSRP (USD)↓ better	2,499	—
Mxfp4 Matrix Pflops	—	10.1
Mxfp6 Matrix Pflops	—	10.1
Newegg Listing USD	4,999.99	—
Pcie GEN	—	5
Process Node NM	—	3
Railgun Unlock Power Threshold	80	—
Recommended PSU Watts	1,000	—
RTX 5090 Model	5,090	—
Status Checked	2026-09-24	—
Street Price Date	2026-09-01	—
Street Price USD Rtx5090 US Typical	4,900	—
Successor Cdna Version	—	5
Successor Family	—	AMD Instinct MI400 Series (MI455X)
Successor Launch	—	2026-07-23
Successor Mi455x Bandwidth TB S	—	23.3
Successor Mi455x Hbm4 GB	—	432
TBP Watts	—	1,400
TDP (W)↓ better	600	—
TDP Watts Silent Mode	575	—
VRAM (GB)	32	—