Sapphire NITRO+ RX 7900 XTX Vapor-X vs XFX RX Vega 56 Double Edition

Comparison of Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores vs XFX RX Vega 56 Double Edition with 8 GB HBM2 and 3,584 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

XFX RX Vega 56 Double Edition

XFX RX Vega 56 Double Edition

Contents:

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

Memory

Memory Size

24 GB 8 GB

Memory Type

GDDR6 HBM2

Memory Bandwidth

960.0 GB/s 409.6 GB/s

Memory Bus Width

384 бит 2,048 бит

ML Performance

FP16 (Half Precision)

131.7 TFLOPS 21.09 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

65.86 TFLOPS 10.54 TFLOPS

FP64 (Double Precision)

2.058 TFLOPS 0.659 TFLOPS

CUDA Cores

6,144 3,584

RT Cores

96 No

Architecture & Compatibility

GPU Architecture

RDNA 3.0 GCN 5.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

2,119 1,156

Boost Clock

2,680 1,471

Memory Clock

2,500 800

Power Consumption

TDP/TGP

420 W
🔥 -50% 210 W

Recommended PSU

800 W
🔥 -31% 550 W

Power Connector

3x 8-pin 2x 8-pin

Rendering

Texture Units (TMU)

384 224

ROP

96 No

L2 Cache

6 MB 4 MB

Additional

Slots

Quad-slot Dual-slot

Release Date

Nov. 3, 2022 Aug. 14, 2017

Display Outputs

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

2x HDMI 2.1a
2x DisplayPort 2.1
1x HDMI 2.0b
3x DisplayPort 1.4a

Renting is cheaper than buying