AMD Radeon HD 7590M vs AMD Radeon RX 6800M

VS

AMD Radeon HD 7590M

AMD Radeon RX 6800M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7590M and 12GB VRAM Radeon RX 6800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7590M 's Advantages

Lower TDP (18W vs 145W)

AMD Radeon RX 6800M 's Advantages

Released 9 years and 4 months late

Boost Clock2390MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 25.60GB/s)

2080 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7590M

0.576 TFLOPS

Radeon RX 6800M +2025%

12.24 TFLOPS

Radeon HD 7590M

VS

Radeon RX 6800M

Graphics Card

Jan 2012

Release Date

May 2021

London

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2116 MHz

-

Boost Clock

2390 MHz

800 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

192bit

25.60GB/s

Bandwidth

384.0GB/s

Render Config

6

Compute Units

40

-

480

Shading Units

2560

24

TMUs

160

8

ROPs

64

-

RT Cores

40

-

L1 Cache

128 KB per Array

-

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

4.800 GPixel/s

Pixel Rate

153.0 GPixel/s

14.40 GTexel/s

Texture Rate

382.4 GTexel/s

-

FP16 (half)

24.47 TFLOPS

576.0 GFLOPS

FP32 (float)

12.24 TFLOPS

-

FP64 (double)

764.8 GFLOPS

Board Design

18W

TDP

145W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Thames

GPU Name

Navi 22

Thames XT (216-0833000)

GPU Variant

Navi 22 XTM

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.716 billion

Transistors

17.2 billion

104 mm²

Die Size

335 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.5

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