AMD Radeon RX 7900M vs AMD Radeon HD 8590M

VS

AMD Radeon RX 7900M

AMD Radeon HD 8590M

We compared two Mobile platform GPUs: 16GB VRAM Radeon RX 7900M and 1024MB VRAM Radeon HD 8590M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900M 's Advantages

Released 10 years and 7 months late

Boost Clock has increased by 153% (2090MHz vs 825MHz)

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (576.0GB/s vs 36.00GB/s)

4288 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7900M +7195%

38.52 TFLOPS

Radeon HD 8590M

0.528 TFLOPS

Radeon RX 7900M

VS

Radeon HD 8590M

Graphics Card

Oct 2023

Release Date

Mar 2013

Navi Mobile

Generation

Solar System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1825 MHz

Base Clock

750 MHz

2090 MHz

Boost Clock

825 MHz

2250 MHz

Memory Clock

1125 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

576.0GB/s

Bandwidth

36.00GB/s

Render Config

72

Compute Units

5

-

4608

Shading Units

320

288

TMUs

20

192

ROPs

8

-

72

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

128 KB

64 MB

L3 Cache

-

Theoretical Performance

401.3 GPixel/s

Pixel Rate

6.600 GPixel/s

601.9 GTexel/s

Texture Rate

16.50 GTexel/s

77.05 TFLOPS

FP16 (half)

-

38.52 TFLOPS

FP32 (float)

528.0 GFLOPS

1204 GFLOPS

FP64 (double)

33.00 GFLOPS

Board Design

180W

TDP

Unknown

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 31

GPU Name

Sun

Navi 31

GPU Variant

-

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

57.7 billion

Transistors

0.69 billion

529 mm²

Die Size

56 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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