AMD Radeon RX 7900M vs Gainward RTX 3080 Phantom V1

Comparison of AMD Radeon RX 7900M with 16 GB GDDR6 and 4,608 cores vs Gainward RTX 3080 Phantom V1 with 10 GB GDDR6X and 8,704 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon RX 7900M

AMD Radeon RX 7900M

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

Gainward RTX 3080 Phantom V1

Gainward RTX 3080 Phantom V1

Contents:

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

Memory

Memory Size

16 GB 10 GB

Memory Type

GDDR6 GDDR6X

Memory Bandwidth

576.0 GB/s 760.3 GB/s

Memory Bus Width

256 бит 320 бит

ML Performance

FP16 (Half Precision)

77.05 TFLOPS 30.55 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

38.52 TFLOPS 30.55 TFLOPS

FP64 (Double Precision)

1.2038 TFLOPS 0.4774 TFLOPS

CUDA Cores

4,608 8,704

RT Cores

72 68

Architecture & Compatibility

GPU Architecture

RDNA 3.0 Ampere

SM (Streaming Multiprocessor)

No 68

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No 8.6

Clocks & Performance

Base Clock

1,825 1,440

Boost Clock

2,090 1,755

Memory Clock

2,250 1,188

Power Consumption

TDP/TGP

🔥 -44% 180 W
320 W

Recommended PSU

No 700 W

Power Connector

None 3x 8-pin

Rendering

Texture Units (TMU)

288 272

ROP

72 68

L2 Cache

6 MB 5 MB

Additional

Slots

IGP Triple-slot

Release Date

Oct. 19, 2023 Sept. 1, 2020

Display Outputs

Portable Device Dependent
1x HDMI 2.1
3x DisplayPort 1.4a

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