Nvidia K620 vs Nvidia RTX PRO 6000D

The RTX PRO 6000D is newer, with 42x the memory and 54x the bandwidth.

At a glance

Memory

42x more on RTX PRO 6000D

K620: 2 GB

RTX PRO 6000D: 84 GB

Memory bandwidth

54x higher on RTX PRO 6000D

K620: 29 GB/s

RTX PRO 6000D: 1,568 GB/s

Cheapest on-demand

K620: --

RTX PRO 6000D: $0.97 /GPU/hr

Price comparison

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

Billing	K620	RTX PRO 6000D
On-demand	No on-demand listings	-- /GPU/hr from $0.97
Reserved	No reserved listings	-- /GPU/hr from $1.21 (6 mo)
Spot	No spot listings	-- /GPU/hr from $0.54

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, reserved and spot on the RTX PRO 6000D: we only show one when at least 3 providers list the GPU on that billing type. Verify before provisioning. More on how we price.

Price history

K620 vs RTX PRO 6000D price history

Weekly median on-demand price per GPU per hour

Last 17 months

Aggregating historical prices...

Specs comparison

Spec	K620	RTX PRO 6000D	Difference
Memory
Capacity	2 GB DDR3	84 GB GDDR7	42x more on RTX PRO 6000D
Bandwidth	29 GB/s	1,568 GB/s	54x higher on RTX PRO 6000D
Bus width	128-bit	448-bit	3.5x wider on RTX PRO 6000D
Compute · dense
FP4	Not supported	1,553 TFLOPS	RTX PRO 6000D only
FP8	Not supported	776 TFLOPS	RTX PRO 6000D only
FP16 / BF16	Not supported	388 TFLOPS	RTX PRO 6000D only
INT8	Not supported	776 TOPS	RTX PRO 6000D only
FP32	0.9 TFLOPS	97 TFLOPS	113x higher on RTX PRO 6000D
Platform
Interconnect	PCIe only	PCIe only
Board power	45 W	400 W	8.9x higher on RTX PRO 6000D
Released	Q3 2014	Q3 2025	11 years newer on RTX PRO 6000D
Precision
Supported formats	FP32	FP4FP8FP16BF16TF32FP32INT8