NVIDIA GeForce RTX 3080 vs AMD Radeon Instinct MI325X

VS

NVIDIA GeForce RTX 3080

AMD Radeon Instinct MI325X

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 288GB VRAM Radeon Instinct MI325X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Lower TDP (320W vs 750W)

AMD Radeon Instinct MI325X 's Advantages

Released 4 years and 1 months late

Boost Clock has increased by 23% (2100MHz vs 1710MHz)

More VRAM (288GB vs 10GB)

Larger VRAM bandwidth (10.3TB/s vs 760.3GB/s)

10752 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3080

29.77 TFLOPS

Radeon Instinct MI325X +174%

81.72 TFLOPS

GeForce RTX 3080

VS

Radeon Instinct MI325X

Graphics Card

Sep 2020

Release Date

Oct 2024

GeForce 30

Generation

Radeon Instinct(MIx)

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1440 MHz

Base Clock

1000 MHz

1710 MHz

Boost Clock

2100 MHz

1188 MHz

Memory Clock

2525 MHz

Memory

10GB

Memory Size

288GB

GDDR6X

Memory Type

HBM3e

320bit

Memory Bus

8192bit

760.3GB/s

Bandwidth

10.3TB/s

Render Config

-

Compute Units

304

68

SM Count

-

8704

Shading Units

19456

272

TMUs

1216

96

ROPs

0

272

Tensor Cores

1216

68

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

5 MB

L2 Cache

16 MB

-

L3 Cache

256 MB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

0 MPixel/s

465.1 GTexel/s

Texture Rate

2554 GTexel/s

29.77 TFLOPS

FP16 (half)

653.7 TFLOPS

29.77 TFLOPS

FP32 (float)

81.72 TFLOPS

465.1 GFLOPS

FP64 (double)

81.72 TFLOPS

Board Design

320W

TDP

750W

700 W

Suggested PSU

1150 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 12-pin

Power Connectors

None

Graphics Processor

GA102

GPU Name

Aqua Vanjaram

GA102-200-KD-A1

GPU Variant

-

Ampere

Architecture

CDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

153 billion

628 mm²

Die Size

1017 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

N/A

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