AMD Radeon R9 M485X vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of AMD Radeon R9 M485X with 8 GB GDDR5 and 2,048 cores vs Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores.

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Performance Rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon R9 M485X

AMD Radeon R9 M485X

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

8 GB
🔥 +200% 24 ГБ

Memory Type

GDDR5 GDDR6

Memory Bandwidth

160.0 GB/s 960.0 GB/s

Memory Bus Width

256 бит 384 бит

ML Performance

FP16 (Half Precision)

2.961 TFLOPS
🔥 +4,348% 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

2.961 TFLOPS
🔥 +2,124% 65.86 TFLOPS

FP64 (Double Precision)

0.19 TFLOPS
🔥 +983% 2.058 TFLOPS

CUDA Cores

2,048
🔥 +200% 6,144

RT Cores

No
🔥 96

Architecture & Compatibility

GPU Architecture

GCN 3.0 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

MXM-B (3.0) PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

No
🔥 2,119

Boost Clock

No
🔥 2,680

Memory Clock

1,250
🔥 +100% 2,500

Power Consumption

TDP/TGP

🔥 -40% 250 W
420 W

Recommended PSU

No 800 W

Power Connector

None 3x 8-pin

Rendering

Texture Units (TMU)

128
🔥 +200% 384

ROP

No
🔥 96

L2 Cache

512 KB
🔥 6 MB

Additional

Slots

MXM Module Quad-slot

Release Date

May 15, 2016 Nov. 3, 2022

Display Outputs

Portable Device Dependent
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

2x HDMI 2.1a
2x DisplayPort 2.1

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