NVIDIA GeForce RTX 4090 vs AMD Radeon Instinct MI25

VS

NVIDIA GeForce RTX 4090 AMD Radeon Instinct MI25

We compared a Desktop platform GPU: 24GB VRAM GeForce RTX 4090 and a Professional market GPU: 16GB VRAM Radeon Instinct MI25 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Released 5 years and 3 months late

Boost Clock has increased by 68% (2520MHz vs 1500MHz)

More VRAM (24GB vs 16GB)

12288 additional rendering cores

AMD Radeon Instinct MI25 's Advantages

Larger VRAM bandwidth (436.2TB/s vs 1.01TB/s)

Lower TDP (300W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +571%

82.58 TFLOPS

Radeon Instinct MI25

12.29 TFLOPS

GeForce RTX 4090

VS

Radeon Instinct MI25

Graphics Card

Sep 2022

Release Date

Jun 2017

GeForce 40

Generation

Radeon Instinct

Desktop

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2235 MHz

Base Clock

1400 MHz

2520 MHz

Boost Clock

1500 MHz

1313 MHz

Memory Clock

852 MHz

Memory

24GB

Memory Size

16GB

GDDR6X

Memory Type

HBM2

384bit

Memory Bus

2048bit

1.01TB/s

Bandwidth

436.2GB/s

Render Config

128

SM Count

-

Compute Units

64

16384

Shading Units

4096

512

TMUs

256

176

ROPs

64

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

72 MB

L2 Cache

4 MB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

96.00 GPixel/s

1290 GTexel/s

Texture Rate

384.0 GTexel/s

82.58 TFLOPS

FP16 (half)

24.58 TFLOPS

82.58 TFLOPS

FP32 (float)

12.29 TFLOPS

1290 GFLOPS

FP64 (double)

768.0 GFLOPS

Graphics Processor

AD102

GPU Name

Vega 10

AD102-300-A1

GPU Variant

Vega 10 XT GL (215-0894124)

Ada Lovelace

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

76.3 billion

Transistors

12.5 billion

609 mm²

Die Size

495 mm²

Board Design

450W

TDP

300W

850 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 16-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.4

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