NVIDIA RTX A5000 vs AMD Radeon Instinct MI250

VS

NVIDIA RTX A5000 AMD Radeon Instinct MI250

We compared two Professional market GPUs: 24GB VRAM RTX A5000 and 128GB VRAM Radeon Instinct MI250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A5000 's Advantages

Lower TDP (230W vs 500W)

AMD Radeon Instinct MI250 's Advantages

Released 7 months late

Boost Clock has increased by 0% (1700MHz vs 1695MHz)

More VRAM (128GB vs 24GB)

Larger VRAM bandwidth (3277GB/s vs 768.0GB/s)

5120 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A5000

27.77 TFLOPS

Radeon Instinct MI250 +62%

45.26 TFLOPS

RTX A5000

VS

Radeon Instinct MI250

Graphics Card

Apr 2021

Release Date

Nov 2021

Quadro Ampere

Generation

Radeon Instinct

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1170 MHz

Base Clock

1000 MHz

1695 MHz

Boost Clock

1700 MHz

2000 MHz

Memory Clock

1600 MHz

Memory

24GB

Memory Size

128GB

GDDR6

Memory Type

HBM2e

384bit

Memory Bus

8192bit

768.0GB/s

Bandwidth

3277GB/s

Render Config

64

SM Count

-

Compute Units

208

8192

Shading Units

13312

256

TMUs

832

96

ROPs

0

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

16 MB

Theoretical Performance

162.7 GPixel/s

Pixel Rate

0 MPixel/s

433.9 GTexel/s

Texture Rate

1414 GTexel/s

27.77 TFLOPS

FP16 (half)

362.1 TFLOPS

27.77 TFLOPS

FP32 (float)

45.26 TFLOPS

433.9 GFLOPS

FP64 (double)

45.26 TFLOPS

Graphics Processor

GA102

GPU Name

Aldebaran

-

GPU Variant

Aldebaran

Ampere

Architecture

CDNA 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

6 nm

28.3 billion

Transistors

58.2 billion

628 mm²

Die Size

Unknown

Board Design

230W

TDP

500W

550 W

Suggested PSU

900 W

4x DisplayPort 1.4a

Outputs

No outputs

1x 8-pin

Power Connectors

2x 8-pin

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

-

6.7

Shader Model

N/A

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