Sapphire NITRO+ RX 6950 XT vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of Sapphire NITRO+ RX 6950 XT with 16 GB GDDR6 and 5,120 cores vs Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

Sapphire NITRO+ RX 6950 XT

Sapphire NITRO+ RX 6950 XT

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

Sapphire NITRO+ RX 7900 XTX Vapor-X

Sapphire NITRO+ RX 7900 XTX Vapor-X

Contents:

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

Memory

Memory Size

16 GB 24 GB

Memory Type

GDDR6 GDDR6

Memory Bandwidth

576.0 GB/s 960.0 GB/s

Memory Bus Width

256 бит 384 бит

ML Performance

FP16 (Half Precision)

47.6 TFLOPS 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

23.8 TFLOPS 65.86 TFLOPS

FP64 (Double Precision)

1.4874 TFLOPS 2.058 TFLOPS

CUDA Cores

5,120 6,144

RT Cores

80 96

Architecture & Compatibility

GPU Architecture

RDNA 2.0 RDNA 3.0

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

1,860 2,119

Boost Clock

2,324 2,680

Memory Clock

2,250 2,500

Power Consumption

TDP/TGP

🔥 -20% 335 W
420 W

Recommended PSU

🔥 -12% 700 W
800 W

Power Connector

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

Rendering

Texture Units (TMU)

320 384

ROP

80 96

L2 Cache

4 MB 6 MB

Additional

Slots

Triple-slot Quad-slot

Release Date

May 10, 2022 Nov. 3, 2022

Display Outputs

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

2x HDMI 2.1a
2x DisplayPort 2.1

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