AMD Radeon Instinct MI100 vs NVIDIA GeForce RTX 4090

VS

AMD Radeon Instinct MI100

NVIDIA GeForce RTX 4090

We compared a Professional market GPU: 32GB VRAM Radeon Instinct MI100 and a Desktop platform GPU: 24GB VRAM GeForce RTX 4090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI100 's Advantages

More VRAM (32GB vs 24GB)

Larger VRAM bandwidth (1229GB/s vs 1.01TB/s)

Lower TDP (300W vs 450W)

NVIDIA GeForce RTX 4090 's Advantages

Released 1 years and 10 months late

Boost Clock has increased by 68% (2520MHz vs 1502MHz)

8704 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Instinct MI100

23.07 TFLOPS

GeForce RTX 4090 +257%

82.58 TFLOPS

Radeon Instinct MI100

VS

GeForce RTX 4090

Graphics Card

Nov 2020

Release Date

Sep 2022

Radeon Instinct

Generation

GeForce 40

Professional

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

2235 MHz

1502 MHz

Boost Clock

2520 MHz

1200 MHz

Memory Clock

1313 MHz

Memory

32GB

Memory Size

24GB

HBM2

Memory Type

GDDR6X

4096bit

Memory Bus

384bit

1229GB/s

Bandwidth

1.01TB/s

Render Config

120

Compute Units

-

SM Count

128

7680

Shading Units

16384

480

TMUs

512

64

ROPs

176

-

Tensor Cores

512

-

RT Cores

128

16 KB (per CU)

L1 Cache

128 KB (per SM)

8 MB

L2 Cache

72 MB

-

Theoretical Performance

96.13 GPixel/s

Pixel Rate

443.5 GPixel/s

721.0 GTexel/s

Texture Rate

1290 GTexel/s

184.6 TFLOPS

FP16 (half)

82.58 TFLOPS

23.07 TFLOPS

FP32 (float)

82.58 TFLOPS

11.54 TFLOPS

FP64 (double)

1290 GFLOPS

Board Design

300W

TDP

450W

700 W

Suggested PSU

850 W

No outputs

Outputs

1x HDMI 2.13x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Arcturus

GPU Name

AD102

Arcturus XL

GPU Variant

AD102-300-A1

CDNA 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

25.6 billion

Transistors

76.3 billion

750 mm²

Die Size

609 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

2.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

N/A

Shader Model

6.8

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