Sapphire NITRO+ RX 7900 XTX Vapor-X vs Sapphire TOXIC RX 6900 XT Extreme Edition

Comparison of Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores vs Sapphire TOXIC RX 6900 XT Extreme Edition with 16 GB GDDR6 and 5,120 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

Sapphire NITRO+ RX 7900 XTX Vapor-X

Sapphire NITRO+ RX 7900 XTX Vapor-X

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

Sapphire TOXIC RX 6900 XT Extreme Edition

Sapphire TOXIC RX 6900 XT Extreme Edition

Contents:

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

Memory

Memory Size

24 GB 16 GB

Memory Type

GDDR6 GDDR6

Memory Bandwidth

960.0 GB/s 512.0 GB/s

Memory Bus Width

384 бит 256 бит

ML Performance

FP16 (Half Precision)

131.7 TFLOPS 51.71 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

65.86 TFLOPS 25.86 TFLOPS

FP64 (Double Precision)

2.058 TFLOPS 1.616 TFLOPS

CUDA Cores

6,144 5,120

RT Cores

96 80

Architecture & Compatibility

GPU Architecture

RDNA 3.0 RDNA 2.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

2,119 2,200

Boost Clock

2,680 2,525

Memory Clock

2,500 2,000

Power Consumption

TDP/TGP

🔥 -2% 420 W
430 W

Recommended PSU

800 W 800 W

Power Connector

3x 8-pin 1x 6-pin + 2x 8-pin

Rendering

Texture Units (TMU)

384 320

ROP

96 80

L2 Cache

6 MB 4 MB

Additional

Slots

Quad-slot Dual-slot

Release Date

Nov. 3, 2022 Oct. 28, 2020

Display Outputs

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

2x HDMI 2.1a
2x DisplayPort 2.1
1x HDMI 2.1
2x DisplayPort 1.4a
1x USB Type-C

1x HDMI 2.1
3x DisplayPort 1.4a

Renting is cheaper than buying