NVIDIA Quadro K620 vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of NVIDIA Quadro K620 with 2 GB DDR3 and 384 cores vs Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores.

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Performance Rating

NVIDIA Quadro K620 outperforms Sapphire NITRO+ RX 7900 XTX Vapor-X by 26.01% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA Quadro K620

35.3

NVIDIA Quadro K620

35.3
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Additional

Memory

Memory Size

2 ГБ
🔥 +1,100% 24 ГБ

Memory Type

DDR3 GDDR6

Memory Bandwidth

28.80 GB/s 960.0 GB/s

Memory Bus Width

128 бит 384 бит

ML Performance

FP16 (Half Precision)

No
🔥 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

863.2 TFLOPS
🔥 65.86 TFLOPS

FP64 (Double Precision)

0.02698 TFLOPS
🔥 +7,528% 2.058 TFLOPS

CUDA Cores

384
🔥 +1,500% 6,144

RT Cores

No
🔥 96

Architecture & Compatibility

GPU Architecture

Maxwell RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 2.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

5.0 No

Clocks & Performance

Base Clock

1,058
🔥 +100% 2,119

Boost Clock

1,124
🔥 +138% 2,680

Memory Clock

900
🔥 +178% 2,500

Power Consumption

TDP/TGP

🔥 -89% 45 W
420 W

Recommended PSU

🔥 -75% 200 W
800 W

Power Connector

None 3x 8-pin

Rendering

Texture Units (TMU)

24
🔥 +1,500% 384

ROP

No
🔥 96

L2 Cache

2 MB
🔥 +200% 6 MB

Additional

Slots

Single-slot Quad-slot

Release Date

July 22, 2014 Nov. 3, 2022

Display Outputs

1x DVI
1x DisplayPort 1.2
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

2x HDMI 2.1a
2x DisplayPort 2.1

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