AMD Radeon Instinct MI25 vs NVIDIA RTX A5000 Mobile

VS

AMD Radeon Instinct MI25

NVIDIA RTX A5000 Mobile

We compared two Professional market GPUs: 16GB VRAM Radeon Instinct MI25 and 16GB VRAM RTX A5000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A5000 Mobile 's Advantages

Released 3 years and 10 months late

Boost Clock has increased by 5% (1575MHz vs 1500MHz)

Larger VRAM bandwidth (448.0GB/s vs 436.2GB/s)

2048 additional rendering cores

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI25

12.29 TFLOPS

RTX A5000 Mobile +57%

19.35 TFLOPS

Radeon Instinct MI25

VS

RTX A5000 Mobile

Graphics Card

Jun 2017

Release Date

Apr 2021

Radeon Instinct

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1400 MHz

Base Clock

900 MHz

1500 MHz

Boost Clock

1575 MHz

852 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

16GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

256bit

436.2GB/s

Bandwidth

448.0GB/s

Render Config

64

Compute Units

-

SM Count

48

4096

Shading Units

6144

256

TMUs

192

64

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

4 MB

-

Theoretical Performance

96.00 GPixel/s

Pixel Rate

151.2 GPixel/s

384.0 GTexel/s

Texture Rate

302.4 GTexel/s

24.58 TFLOPS

FP16 (half)

19.35 TFLOPS

12.29 TFLOPS

FP32 (float)

19.35 TFLOPS

768.0 GFLOPS

FP64 (double)

302.4 GFLOPS

Board Design

300W

TDP

150W

700 W

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

2x 8-pin

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

GA104

Vega 10 XT GL (215-0894124)

GPU Variant

-

GCN 5.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

12.5 billion

Transistors

17.4 billion

495 mm²

Die Size

392 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.7

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