NVIDIA RTX A4500 Mobile vs AMD Radeon Instinct MI8

VS

NVIDIA RTX A4500 Mobile

AMD Radeon Instinct MI8

We compared two Professional market GPUs: 16GB VRAM RTX A4500 Mobile and 4GB VRAM Radeon Instinct MI8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4500 Mobile 's Advantages

Released 5 years and 3 months late

Boost Clock1500MHz

More VRAM (16GB vs 4GB)

1792 additional rendering cores

Lower TDP (140W vs 175W)

Score

Benchmark

FP32 (float)

RTX A4500 Mobile +115%

17.66 TFLOPS

Radeon Instinct MI8

8.192 TFLOPS

RTX A4500 Mobile

VS

Radeon Instinct MI8

Graphics Card

Mar 2022

Release Date

Dec 2016

Quadro Ampere-M

Generation

Radeon Instinct

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

930 MHz

Base Clock

-

1500 MHz

Boost Clock

-

2000 MHz

Memory Clock

500 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

HBM

256bit

Memory Bus

4096bit

512.0GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

64

46

SM Count

-

5888

Shading Units

4096

184

TMUs

256

96

ROPs

64

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

2 MB

-

Theoretical Performance

144.0 GPixel/s

Pixel Rate

64.00 GPixel/s

276.0 GTexel/s

Texture Rate

256.0 GTexel/s

17.66 TFLOPS

FP16 (half)

8.192 TFLOPS

17.66 TFLOPS

FP32 (float)

8.192 TFLOPS

276.0 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

140W

TDP

175W

-

Suggested PSU

450 W

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

1x 8-pin

Graphics Processor

GA104

GPU Name

Fiji

-

GPU Variant

Fiji XT CA (215-0862120)

Ampere

Architecture

GCN 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

8.9 billion

392 mm²

Die Size

596 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

8.6

CUDA

-

6.7

Shader Model

6.5

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